Hilgardia
Hilgardia
Hilgardia
University of California
Hilgardia

Entomology Collection

The efficacy of lead arsenate in controlling the codling moth
Ralph H. Smith
pp403-453, DOI#10.3733/hilg.v01n17p403
Abstract | PDF of full article

A preliminary study of petroleum oil as an insecticide for citrus trees
E. R. deOng and Hugh Knight and Joseph C. Chamberlin
pp351-386, DOI#10.3733/hilg.v02n09p351
Abstract | PDF of full article

Mass production of egg parasites of the genus Trichogramma
Stanley E. Flanders
pp465-501, DOI#10.3733/hilg.v04n16p465
Abstract | PDF of full article

The temperature relationships of Trichogramma minutum as a basis for racial segregation
Stanley E. Flanders
pp395-406, DOI#10.3733/hilg.v05n12p395
Abstract | PDF of full article

Modes of curly-top transmission by the beet leafhopper, Eutettix tenellus (Baker)
Henry H. P. Severin
pp253-276, DOI#10.3733/hilg.v06n08p253
Abstract | PDF of full article

The control of the citrophilus mealybug, Pseudococcus gahani, by Australian parasites
Harold Compere and Harry S. Smith
pp585-618, DOI#10.3733/hilg.v06n17p585
Abstract | PDF of full article

Transmission of carrot, parsley, and parsnip yellows by Cicadula divisa
Henry H. P. Severin
pp163-179, DOI#10.3733/hilg.v07n03p163
Abstract | PDF of full article

Deterrent effect of artificial light on the codling moth
W. B. Herms
pp263-280, DOI#10.3733/hilg.v07n07p263
Abstract | PDF of full article

Field observations on the beet leafhopper, Eutettix tenellus, in California
Henry H. P. Severin
pp281-360, DOI#10.3733/hilg.v07n08p281
Abstract | PDF of full article

A Comparison of Aonidiella aurantii and Aonidiella citrina, including a study of the internal anatomy of the latter
Robert G. Nel
pp417-466, DOI#10.3733/hilg.v07n11p417
Abstract | PDF of full article

The biology of the bean thrips
Stanley F. Bailey
pp467-522, DOI#10.3733/hilg.v07n12p467
Abstract | PDF of full article

Thrips resistance in the onion
H. A. Jones and S. F. Bailey and S. L. Emsweller
pp213-232, DOI#10.3733/hilg.v08n07p213
Abstract | PDF of full article

Transmission of California aster yellows to potato by Cicadula divisa
Henry H. P. Severin and Frank A. Haasis
pp327-335, DOI#10.3733/hilg.v08n10p327
Abstract | PDF of full article

Transmission of California aster and celery-yellows virus by three species of leafhoppers
Henry H. P. Severin
pp337-363, DOI#10.3733/hilg.v08n10p337
Abstract | PDF of full article

Bionomics of the walnut husk fly, Rhagoletis completa
A. M. Boyce
pp363-579, DOI#10.3733/hilg.v08n11p363
Abstract | PDF of full article

Insect transmission, host range, and field spread of potato calico
D. R. Porter
pp383-394, DOI#10.3733/hilg.v09n08p383
Abstract | PDF of full article

The role of fungi in the diet of the common damp-wood termite, Zootermopsis angusticollis
Esther C. Hendee
pp499-525, DOI#10.3733/hilg.v09n10p499
Abstract | PDF of full article

The cyclamen mite, Tarsonemus pallidus, and its control on field strawberries
Leslie M. Smith and Earl V. Goldsmith
pp53-94, DOI#10.3733/hilg.v10n03p053
Abstract | PDF of full article

Effect of oil spray on California red scale at various stages of development
Walter Ebeling
pp95-125, DOI#10.3733/hilg.v10n04p095
Abstract | PDF of full article

Biology of the mealy plum aphid, Hyalopterus pruni (Geoffroy)
Leslie M. Smith
pp167-211, DOI#10.3733/hilg.v10n07p167
Abstract | PDF of full article

Negative evidence on multiplication of curly-top virus in the beet leafhopper, Eutettix tenellus
Julius H. Freitag
pp303-342, DOI#10.3733/hilg.v10n09p303
Abstract | PDF of full article

The biology of the garden centipede, Scutigerella immaculata
A. E. Michelbacher
pp55-148, DOI#10.3733/hilg.v11n03p055
Abstract | PDF of full article

The development of resistance to hydrocyanic acid in certain scale insects
H. J. Quayle
pp183-210, DOI#10.3733/hilg.v11n05p183
Abstract | PDF of full article

The stupefaction of red scale, Aonidiella aurantii, by hydrocyanic acid
D. L. Lindgren
pp211-225, DOI#10.3733/hilg.v11n05p211
Abstract | PDF of full article

Aphids feeding on celery in California
E. O. Essig
pp459-492, DOI#10.3733/hilg.v11n09p459
Abstract | PDF of full article

Western celery mosaic
Henry H. P. Severin and Julius H. Freitag
pp493-558, DOI#10.3733/hilg.v11n09p493
Abstract | PDF of full article

Host-determined morphological variations in Lecanium corni
Walter Ebeling
pp613-631, DOI#10.3733/hilg.v11n11p613
Abstract | PDF of full article

The orange tortrix, Argyrotaenia citrana
A. J. Basinger
pp633-669, DOI#10.3733/hilg.v11n11p633
Abstract | PDF of full article

The deposit of aqueous solutions and of oil sprays
W. M. Hoskins and Y. Ben-Amotz
pp83-111, DOI#10.3733/hilg.v12n02p083
Abstract | PDF of full article

The use of selenium in sprays for the control of mites on citrus and grapes
W. M. Hoskins and A. M. Boyce and J. F. Lamiman
pp113-175, DOI#10.3733/hilg.v12n02p113
Abstract | PDF of full article

Factors affecting curly-top infectivity of the beet leafhopper, Eutettix tenellus
Henry H. P. Severin
pp497-530, DOI#10.3733/hilg.v12n08p497
Abstract | PDF of full article

The rôle of surface tension and contact angle in the performance of spray liquids
Walter Ebeling
pp665-698, DOI#10.3733/hilg.v12n11p665
Abstract | PDF of full article

Effect of Bathyplectes curculionis on the alfalfa-weevil population in lowland middle California
A. E. Michelbacher
pp81-99, DOI#10.3733/hilg.v13n03p081
Abstract | PDF of full article

The apparent climatic limitations of the alfalfa weevil in California
A. E. Michelbacher and John Leighly
pp101-139, DOI#10.3733/hilg.v13n03p101
Abstract | PDF of full article

Recent contributions of insect physiology to insect toxicology and control
W. M. Hoskins
pp307-386, DOI#10.3733/hilg.v13n06p307
Abstract | PDF of full article

Parasites of the black scale, Saissetia oleae, in Africa
Harold Compere
pp387-425, DOI#10.3733/hilg.v13n07p387
Abstract | PDF of full article

Factors influencing the results of fumigation of the California red scale
D. L. Lindgren
pp491-511, DOI#10.3733/hilg.v13n09p491
Abstract | PDF of full article

Inheritance of resistance to hydrocyanic acid fumigation in the California red scale
R. C. Dickson
pp513-522, DOI#10.3733/hilg.v13n09p513
Abstract | PDF of full article

Some natural factors limiting the abundance of the alfalfa butterfly
A. E. Michelbacher and Ray F. Smith
pp369-397, DOI#10.3733/hilg.v15n04p369
Abstract | PDF of full article

Addition of extractives of rotenone-bearing plants to spray oils
Walter Ebeling and Francis A. Gunther and J. P. LaDue and J. J. Ortega
pp675-701, DOI#10.3733/hilg.v15n07p675
Abstract | PDF of full article

A new aphid on guayule and notes on other species of Cerosipha
E. O. Essig
pp177-184, DOI#10.3733/hilg.v16n04p177
Abstract | PDF of full article

Natural sources, habitats, and reservoirs of insects associated with stored food products
E. Gorton Linsley
pp185-224, DOI#10.3733/hilg.v16n04p185
Abstract | PDF of full article

Bionomics and control of the nigra scale, Saissetia nigra
Ralph H. Smith
pp225-288, DOI#10.3733/hilg.v16n05p225
Abstract | PDF of full article

The picric acid method for determining minute amounts of hydrocyanic acid in fumigated insects,
Walton B. Sinclair and R. C. Ramsey
pp291-300, DOI#10.3733/hilg.v16n06p291
Abstract | PDF of full article

Relation of mortality to amounts of hydrocyanic acid recovered from fumigated resistant and nonresistant citrus scale insects
D. L. Lindgren and Walton B. Sinclair
pp301-315, DOI#10.3733/hilg.v16n06p301
Abstract | PDF of full article

Insect transmission, host range, and properties of the crinkle-leaf strain of western-celery-mosaic virus
Julius H. Freitag and Henry H. P. Severin
pp361-371, DOI#10.3733/hilg.v16n08p361
Abstract | PDF of full article

Transmission of celery-yellow-spot virus by the honeysuckle aphid, Rhopalosiphum conii (Dvd.)
Julius H. Freitag and Henry H. P. Severin
pp373-386, DOI#10.3733/hilg.v16n08p373
Abstract | PDF of full article

Poison-hemlock-ringspot virus and its transmission by aphids to celery
Julius H. Freitag and Henry H. P. Severin
pp387-410, DOI#10.3733/hilg.v16n08p387
Abstract | PDF of full article

Characters, distribution, and food plants of phlepsid leafhopper vectors of California aster-yellows virus
Dwight M. DeLong and Henry H. P. Severin
pp1-20, DOI#10.3733/hilg.v17n01p001
Abstract | PDF of full article

Evidence of nonspecific transmission of California aster-yellows virus by leafhoppers
Henry H. P. Severin
pp21-59, DOI#10.3733/hilg.v17n01p021
Abstract | PDF of full article

Longevity, or life histories, of leafhopper species on virus-infected and on healthy plants
Henry H. P. Severin
pp121-137, DOI#10.3733/hilg.v17n03p121
Abstract | PDF of full article

Transmission of California aster-yellows virus by the first reported leafhopper vector in Gyponinae
Henry H. P. Severin
pp139-153, DOI#10.3733/hilg.v17n03p139
Abstract | PDF of full article

Taxonomy, distribution, and food plants of Gyponana hasta, a leafhopper vector of California aster-yellows virus
Dwight M. DeLong and Henry H. P. Severin
pp155-163, DOI#10.3733/hilg.v17n03p155
Abstract | PDF of full article

Lygus bug injury and its effect on the growth of alfalfa
Lee R. Jeppson and G. F. MacLeod
pp165-188, DOI#10.3733/hilg.v17n04p165
Abstract | PDF of full article

The Willamette mite on grapes
Norman W. Frazier and Leslie M. Smith
pp189-196, DOI#10.3733/hilg.v17n04p189
Abstract | PDF of full article

Acinopterus angulatus, a newly discovered leafhopper vector of California aster-yellows virus
Henry H. P. Severin
pp197-209, DOI#10.3733/hilg.v17n05p197
Abstract | PDF of full article

Taxonomy, distribution, and food plants of Acinopterus angulatus
Dwight M. DeLong and Henry H. P. Severin
pp211-215, DOI#10.3733/hilg.v17n05p211
Abstract | PDF of full article

Plant symptoms induced by feeding of some leafhopper species
Henry H. P. Severin
pp217-226, DOI#10.3733/hilg.v17n05p217
Abstract | PDF of full article

Sod webworms and other lawn pests in California
Richard M. Bohart
pp267-308, DOI#10.3733/hilg.v17n08p267
Abstract | PDF of full article

Mass culture of Macrocentrus ancylivorus and its host, the potato tuber moth
Glenn L. Finney and Stanley E. Flanders and Harry S. Smith
pp437-483, DOI#10.3733/hilg.v17n13p437
Abstract | PDF of full article

Newly discovered leafhopper vectors of California aster-yellows virus
Henry H. P. Severest
pp511-523, DOI#10.3733/hilg.v17n16p511
Abstract | PDF of full article

Characters, distribution, and food plants of newly discovered vectors of California aster-yellows virus
Dwight M. DeLong and Henry H. P. Severin
pp525-538, DOI#10.3733/hilg.v17n16p525
Abstract | PDF of full article

Longevity of noninfective and infective leafhoppers on a plant nonsusceptible to a virus
Henry H. P. Severed
pp539-543, DOI#10.3733/hilg.v17n16p539
Abstract | PDF of full article

Location of curly-top virus in the beet leafhopper, Eutettix tenellus
Henry H. P. Severin
pp545-551, DOI#10.3733/hilg.v17n17p545
Abstract | PDF of full article

Viruses that induce breaking in color of flower petals in pansies and violas
Henry H. P. Severin
pp577-594, DOI#10.3733/hilg.v17n18p577
Abstract | PDF of full article

Aphids feeding on violaceous plants in California
E. O. Essig
pp595-617, DOI#10.3733/hilg.v17n18p595
Abstract | PDF of full article

The black gnats of California
Leslie M. Smith and Homer Lowe
pp157-183, DOI#10.3733/hilg.v18n03p157
Abstract | PDF of full article

Characters, distribution, and food plants of leafhopper species in Thamnotettix group
Dwight M. DeLong and Henry H. P. Severin
pp185-199, DOI#10.3733/hilg.v18n04p185
Abstract | PDF of full article

Transmission of California aster-yellows virus by leafhopper species in Thamnotettix group
Henry H. P. Severin
pp201-216, DOI#10.3733/hilg.v18n04p201
Abstract | PDF of full article

Sample manipulation and apparatus useful in estimating surface and penetration residues of DDT in studies with leaves and fruits
Francis A. Gunther
pp297-316, DOI#10.3733/hilg.v18n06p297
Abstract | PDF of full article

The bud mite and the Erineum mite of grapes
Leslie M. Smith and Eugene M. Stafford
pp317-334, DOI#10.3733/hilg.v18n07p317
Abstract | PDF of full article

Propagation of the Oriental fruit moth under Central California conditions
Leslie M. Smith and Francis M. Summers
pp369-387, DOI#10.3733/hilg.v18n10p369
Abstract | PDF of full article

Aphid transmission of cauliflower-mosaic virus
Henry H. P. Severin and C. M. Tompkins
pp389-404, DOI#10.3733/hilg.v18n11p389
Abstract | PDF of full article

The most important species of aphids attacking cruciferous crops in California
E. O. Essig
pp407-422, DOI#10.3733/hilg.v18n11p407
Abstract | PDF of full article

Aphid transmission of mild mosaic virus of annual stock
Henry H. P. Severin and C. M. Tompkins
pp539-552, DOI#10.3733/hilg.v18n15p539
Abstract | PDF of full article

Biology of the fig scale in California
E. M. Stafford and D. F. Barnes
pp567-598, DOI#10.3733/hilg.v18n16p567
Abstract | PDF of full article

The biology of the strawberry rootworm in California
Leslie M. Smith and George S. Kido
pp25-42, DOI#10.3733/hilg.v19n02p025
Abstract | PDF of full article

The raspberry leaf sawfly
Leslie M. Smith and George S. Kido
pp43-54, DOI#10.3733/hilg.v19n02p043
Abstract | PDF of full article

Characters, distribution, and food plants of leafhopper vectors of virus causing Pierce’s disease of grapevines
Dwight M. Delong and Henry H. P. Severin
pp171-186, DOI#10.3733/hilg.v19n06p171
Abstract | PDF of full article

Life history of the blue-green sharpshooter, Neokolla circellata
Henry H. P. Severin
pp187-189, DOI#10.3733/hilg.v19n06p187
Abstract | PDF of full article

Transmission of the virus of Pierce’s disease of grapevines by leafhoppers
Henry H. P. Severin
pp190-206, DOI#10.3733/hilg.v19n06p190
Abstract | PDF of full article

Pierce’s disease investigations
A. J. Winkler
pp207-264, DOI#10.3733/hilg.v19n07p207
Abstract | PDF of full article

The toxicity and repellence of organic chemicals toward termites, and their use in termite-proofing food packages
W. F. Chamberlain and W. M. Hoskins
pp285-307, DOI#10.3733/hilg.v19n09p285
Abstract | PDF of full article

Spittle-insect vectors of Pierce’s disease virus: I. Characters, distribution, and food plants
Dwight M. Delong and Henry H. P. Severin
pp339-356, DOI#10.3733/hilg.v19n11p339
Abstract | PDF of full article

Spittle-insect vectors of Pierce’s disease virus: II. Life history and virus transmission
Henry H. P. Severin
pp357-382, DOI#10.3733/hilg.v19n11p357
Abstract | PDF of full article

Further tests using a polyhedrosis virus to control the alfalfa caterpillar
Clarence G. Thompson and Edward A. Steinhaus
pp411-445, DOI#10.3733/hilg.v19n14p411
Abstract | PDF of full article

Texananus incurvatus: I. Taxonomy
Dwight M. DeLong and Henry H. P. Severin
pp541-543, DOI#10.3733/hilg.v19n18p541
Abstract | PDF of full article

Texananus incurvatus: II. Transmission of California aster-yellows virus
Henry H. P. Severin
pp544-545, DOI#10.3733/hilg.v19n18p544
Abstract | PDF of full article

Biology and systematics of plume moths of the genus Platyptilia in California
W. Harry Lange
pp561-668, DOI#10.3733/hilg.v19n19p561
Abstract | PDF of full article

Physiologic and genetic studies with the stripe disease in barley
Coit A. Suneson
pp29-36, DOI#10.3733/hilg.v20n02p029
Abstract | PDF of full article

Symptoms induced by some species of aphids feeding on ferns
Henry H. P. Severin and C. M. Tompkins
pp81-92, DOI#10.3733/hilg.v20n05p081
Abstract | PDF of full article

Aphid transmission of severe-mosaic virus of annual stock
Henry H. P. Severin and C. M. Tompkins
pp93-108, DOI#10.3733/hilg.v20n06p093
Abstract | PDF of full article

Transmission of radish-mosaic virus by aphids
Henry H. P. Severin and C. M. Tompkins
pp191-205, DOI#10.3733/hilg.v20n11p191
Abstract | PDF of full article

Studies on searching capacity of the larvae of three predators of the citrus red mite
Charles A. Fleschner
pp233-265, DOI#10.3733/hilg.v20n13p233
Abstract | PDF of full article

Aphid transmission of a mosaic virus and symptoms of other virus diseases of Primula obconica
Henry H. P. Severin and C. M. Tompkins
pp279-298, DOI#10.3733/hilg.v20n15p279
Abstract | PDF of full article

The North American species of Psylla from willow, with descriptions of new species and notes on biology (Homoptera: Psyllidae)
D. D. Jensen
pp299-324, DOI#10.3733/hilg.v20n16p299
Abstract | PDF of full article

Possible use of Bacillus thuringiensis Berliner as an aid in the biological control of the alfalfa caterpillar
Edward A. Steinhaus
pp359-381, DOI#10.3733/hilg.v20n18p359
Abstract | PDF of full article

Mass culture of California red scale and its golden chalcid parasites
Stanley E. Flanders
pp1-42, DOI#10.3733/hilg.v21n01p001
Abstract | PDF of full article

Report on diagnoses of diseased insects 1944-1950
Edward A. Steinhaus
pp629-678, DOI#10.3733/hilg.v20n22p629
Abstract | PDF of full article

The genus Aeolothrips haliday in North America (Thysanoptera: Aeolothripidae)
Stanley F. Bailey
pp43-80, DOI#10.3733/hilg.v21n02p043
Abstract | PDF of full article

A guide to the spider mites of deciduous fruit trees
A. Earl Pritchard and Edward W. Baker
pp253-287, DOI#10.3733/hilg.v21n09p253
Abstract | PDF of full article

A procedure for determining relative densities of brown almond mite populations on almond trees
Francis M. Summers and George A. Baker
pp369-382, DOI#10.3733/hilg.v21n13p369
Abstract | PDF of full article

Laboratory experiments on the control of three species of fruit flies (Tephritidae)
Walter Ebeling
pp515-562, DOI#10.3733/hilg.v21n17p515
Abstract | PDF of full article

Field experiments on the control of the melon fly, Dacus cucurbitae
Walter Ebeling and T. Nishida and H. A. Bess
pp563-592, DOI#10.3733/hilg.v21n17p563
Abstract | PDF of full article

Nitidulid beetles infesting California dates
David L. Lindgren and Lloyd E. Vincent
pp97-118, DOI#10.3733/hilg.v22n02p097
Abstract | PDF of full article

A guide to the spider mites of cotton
Edward W. Baker and A. Earl Pritchard
pp203-234, DOI#10.3733/hilg.v22n07p203
Abstract | PDF of full article

The development of an insect virus within cells of its host
Kenneth M. Hughes
pp391-406, DOI#10.3733/hilg.v22n12p391
Abstract | PDF of full article

Studies of microörganisms pathogenic to the sod webworm
Irvin M. Hall
pp535-565, DOI#10.3733/hilg.v22n15p535
Abstract | PDF of full article

Further observations on Bacillus thuringiensis Berliner and other sporeforming bacteria
Edward A. Steinhaus and Elizabeth A. Jerrel
pp1-23, DOI#10.3733/hilg.v23n01p001
Abstract | PDF of full article

A study of the leafhopper genus Circulifer Zakhvatkin (Homoptera, Cicadellidae)
David A. Young and Norman W. Frazier
pp25-52, DOI#10.3733/hilg.v23n02p025
Abstract | PDF of full article

Aphid transmission of nonpersistent plant viruses with special reference to the Brassica nigra virus
Edward S. Sylvester
pp53-98, DOI#10.3733/hilg.v23n03p053
Abstract | PDF of full article

The effects of disease on insect populations
Edward A. Steinhaus
pp197-261, DOI#10.3733/hilg.v23n09p197
Abstract | PDF of full article

The role of insects in sewage disposal beds
R. L. Usinger and W. R. Kellen
pp263-321, DOI#10.3733/hilg.v23n10p263
Abstract | PDF of full article

Mites of the family Caligonellidae (Acarina)
Francis M. Summers and Evert I. Schlinger
pp539-561, DOI#10.3733/hilg.v23n12p539
Abstract | PDF of full article

The khapra beetle, Trogoderma granarium Everts
David L. Lindgren and Lloyd E. Vincent and H. E. Krohne
pp1-36, DOI#10.3733/hilg.v24n01p001
Abstract | PDF of full article

The spotted alfalfa aphid (yellow clover aphid on alfalfa)
R. C. Dickson and Edward F. Laird and George R. Pesho
pp93-118, DOI#10.3733/hilg.v24n05p093
Abstract | PDF of full article

The biology of the grape bud mite Eriophyes vitis (PGST.)
Hiroshi Kido and Eugene M. Stafford
pp119-142, DOI#10.3733/hilg.v24n06p119
Abstract | PDF of full article

Observations on the symbiotes of certain Coccidae
Edward A. Steinhaus
pp185-206, DOI#10.3733/hilg.v24n08p185
Abstract | PDF of full article

False spider mites of the genus Dolichotetranychus (Acarina: Tenuipalpidae)
Edward W. Baker and A. Earl Pritchard
pp357-381, DOI#10.3733/hilg.v24n13p357
Abstract | PDF of full article

Variability in the macrofauna of a single riffle in Prosser Creek, California, as indicated by the Surber sampler
Paul R. Needham and Robert L. Usinger
pp383-409, DOI#10.3733/hilg.v24n14p383
Abstract | PDF of full article

Bacterial symbiotes from the caeca of certain Heteroptera
Edward A. Steinhaus and Mariece M. Batey and Catharine L. Boerke
pp495-518, DOI#10.3733/hilg.v24n17p495
Abstract | PDF of full article

Evaluation of certain acaricides and insecticides for effectiveness, residues, and influence on crop flavor
E. Gorton Linsley
pp1-106, DOI#10.3733/hilg.v26n01p001
Abstract | PDF of full article

Microbial control—the emergence of an idea. A brief history of insect pathology through the nineteenth century
Edward A. Steinhaus
pp107-160, DOI#10.3733/hilg.v26n02p107
Abstract | PDF of full article

Experimental studies on predation: Predation and cyclamen-mite populations on strawberries in California
C. B. Huffaker and C. E. Kennett
pp191-222, DOI#10.3733/hilg.v26n04p191
Abstract | PDF of full article

New records of insect-virus diseases
Edward A. Steinhaus
pp417-430, DOI#10.3733/hilg.v26n07p417
Abstract | PDF of full article

Revision of the genus Sternostoma Berlese and Trouessart (Acarina: Rhinonyssidae)
Deane P. Furman
pp473-495, DOI#10.3733/hilg.v26n10p473
Abstract | PDF of full article

An annotated list and bibliography of insects reported to have virus diseases
Kenneth M. Hughes
pp597-629, DOI#10.3733/hilg.v26n14p597
Abstract | PDF of full article

Studies on control of the giant African snail on Guam
George D. Peterson
pp643-658, DOI#10.3733/hilg.v26n16p643
Abstract | PDF of full article

Parasites of the Psyllidae
D. D. Jensen
pp71-99, DOI#10.3733/hilg.v27n02p071
Abstract | PDF of full article

Entomophthorous fungi parasitic on the spotted alfalfa aphid
Irvin M. Hall and Paul H. Dunn
pp159-181, DOI#10.3733/hilg.v27n04p159
Abstract | PDF of full article

The biology of San Jose scale on peaches with special reference to the behavior of males and juveniles
Adrian G. Gentile and Francis M. Summers
pp269-285, DOI#10.3733/hilg.v27n10p269
Abstract | PDF of full article

Phylloxera-resistant grape rootstocks for the coastal valleys of California
Lloyd A. Lider
pp287-318, DOI#10.3733/hilg.v27n11p287
Abstract | PDF of full article

Experimental studies on predation: Dispersion factors and predator-prey oscillations
C. B. Huffaker
pp343-383, DOI#10.3733/hilg.v27n14p343
Abstract | PDF of full article

The biology of Apanteles medicaginis Muesebeck (hymenoptera: Braconidae)
William W. Allen
pp515-541, DOI#10.3733/hilg.v27n18p515
Abstract | PDF of full article

The ecology of solitary bees
E. Gorton Linsley
pp543-599, DOI#10.3733/hilg.v27n19p543
Abstract | PDF of full article

Biological studies of two species of tydeid mites from California
Clive Desmond Brickhill
pp601-620, DOI#10.3733/hilg.v27n20p601
Abstract | PDF of full article

Some factors influencing the efficiency of Apanteles medicaginis Muesebeck (Hymenoptera: Braconidae) as a parasite of the alfalfa caterpillar, Colias philodice eurytheme Boisduval
William W. Allen and Ray F. Smith
pp1-42, DOI#10.3733/hilg.v28n01p001
Abstract | PDF of full article

Casca chinensis, an internal parasite of California red scale
S. E. Flanders and J. L. Gressitt and T. W. Fisher
pp65-91, DOI#10.3733/hilg.v28n03p065
Abstract | PDF of full article

Serratia marcescens Bizio as an insect pathogen
Edward A. Steinhaus
pp351-380, DOI#10.3733/hilg.v28n14p351
Abstract | PDF of full article

Flight activity of Colias philodice eurytheme Boisduval in response to its physical environment
Thomas F. Leigh and Ray F. Smith
pp569-624, DOI#10.3733/hilg.v28n19p569
Abstract | PDF of full article

The spread of the spotted alfalfa aphid, Therioaphis maculata (Buckton), in California
Ray F. Smith
pp647-685, DOI#10.3733/hilg.v28n21p746
Abstract | PDF of full article

Bionomics of the rice leaf miner, Hydrellia griseola (Fallen), in California (Diptera: Ephydridae)
Albert A. Grigarick
pp1-80, DOI#10.3733/hilg.v29n01p001
Abstract | PDF of full article

The integration of chemical and biological control of the spotted alfalfa aphid: The integrated control concept
Vernon M. Stern and Ray F. Smith and Robert van den Bosch and Kenneth S. Hagen
pp81-101, DOI#10.3733/hilg.v29n02p081
Abstract | PDF of full article

The integration of chemical and biological control of the spotted alfalfa aphid: Field experiments on the effects of insecticides
Vernon M. Stern and Robert van den Bosch
pp103-130, DOI#10.3733/hilg.v29n02p103
Abstract | PDF of full article

The integration of chemical and biological control of the spotted alfalfa aphid: Impact of commercial insecticide treatments
Ray F. Smith and Kenneth S. Hagen
pp131-154, DOI#10.3733/hilg.v29n02p131
Abstract | PDF of full article

An ecological study of the Indian-meal moth Plodia interpunctella (Hübner) with emphasis on diapause
M. E. Tzanakakis
pp205-246, DOI#10.3733/hilg.v29n05p205
Abstract | PDF of full article

The tetranychoid mites of Africa
Edward W. Baker and A. Earl Pritchard
pp455-574, DOI#10.3733/hilg.v29n11p455
Abstract | PDF of full article

Supplement to an annotated list and bibliography of insects reported to have virus diseases
Mauro E. Martignoni and Robert L. Langston
pp1-40, DOI#10.3733/hilg.v30n01p001
Abstract | PDF of full article

Temperature and humidity relationships of Tetranychus desertorum Banks with special reference to distribution
John L. Nickel
pp41-100, DOI#10.3733/hilg.v30n02p041
Abstract | PDF of full article

Taxonomic study of California mealybugs, with descriptions of new species (Homoptera: Coccoidea: Pseudococcidae)
Howard L. McKenzie
pp681-770, DOI#10.3733/hilg.v29n15p681
Abstract | PDF of full article

Dispersal behavior of the first instar nymphs of the woolly apple aphid
Stanley C. Hoyt and Harold F. Madsen
pp267-299, DOI#10.3733/hilg.v30n10p267
Abstract | PDF of full article

Taxonomic and biological studies of mites of the genus Arctoseius Thor from Barrow, Alaska (Acarina: Aceosejidae)
Evert E. Lindquist
pp301-350, DOI#10.3733/hilg.v30n11p301
Abstract | PDF of full article

Biological studies of Dissosteira spurcata Saussure with distributional notes on related California species (Orthoptera-Acrididae)
Gerald D. Kelly and Woodrow W. Middlekauff
pp395-424, DOI#10.3733/hilg.v30n14p395
Abstract | PDF of full article

Studies on penetration of sugar beet leaves by stylets of Myzus persicae
K. Esau and R. Namba and E. A. Rasa
pp517-529, DOI#10.3733/hilg.v30n17p517
Abstract | PDF of full article

Physicochemical mechanisms for the removal of insect wax by means of finely divided powders
Walter Ebeling
pp531-564, DOI#10.3733/hilg.v30n18p531
Abstract | PDF of full article

Relation of lipid adsorptivity of powders to their suitability as insecticide diluents
Walter Ebeling and Robert E. Wagner
pp565-586, DOI#10.3733/hilg.v30n18p565
Abstract | PDF of full article

Second taxonomic study of California mealybugs, with descriptions of new species (Homoptera: Coccoidea: Pseudococcidae)
Howard L. McKenzie
pp15-52, DOI#10.3733/hilg.v31n02p015
Abstract | PDF of full article

Biology of the navel orangeworm, Paramyelois transitella (Walker), on almonds and walnuts in northern California
William H. Wade
pp129-171, DOI#10.3733/hilg.v31n06p129
Abstract | PDF of full article

The red scale and its insect enemies
Harold Compere
pp173-278, DOI#10.3733/hilg.v31n07p173
Abstract | PDF of full article

Effect of insect numbers on aphid transmission of potato leafroll virus
Onkar Singh Bindra and Edward S. Sylvester
pp279-325, DOI#10.3733/hilg.v31n08p279
Abstract | PDF of full article

New and redescribed species of Ledermuelleria from North America (Acarina: Stigmaeidae)
Francis M. Summers and D. W. Price
pp369-387, DOI#10.3733/hilg.v31n10p369
Abstract | PDF of full article

The introduced purple scale parasite, Aphytis lepidosaphes Compere, and a method of integrating chemical with biological control
Paul DeBach and John Landi
pp459-497, DOI#10.3733/hilg.v31n14p459
Abstract | PDF of full article

Biological control of western grape leaf skeletonizer (Harrisina brillians B. and McD.) in California
Curtis P. Clausen
pp613-638, DOI#10.3733/hilg.v31n16p613
Abstract | PDF of full article

Midges associated with California rice fields, with special reference to their ecology (Diptera: Chironomidae)
Rollo E. Darby
pp1-206, DOI#10.3733/hilg.v32n01p001
Abstract | PDF of full article

Laboratory studies of the biology of the alfalfa seed chalcid, Bruchophagus roddi Guss. (Hymenoptera: Eurytomidae)
Frank E. Strong
pp229-249, DOI#10.3733/hilg.v32n03p229
Abstract | PDF of full article

Biology of the strawberry aphids, Pentatrichopus fragaefolii (Cockerell) and P. thomasi Hille Ris Lambers, in California
George A. Schaefers and William W. Allen
pp393-431, DOI#10.3733/hilg.v32n08p393
Abstract | PDF of full article

Resistance of alfalfa to spotted alfalfa aphid in relation to environmental factors
James A. McMurtry
pp501-539, DOI#10.3733/hilg.v32n12p501
Abstract | PDF of full article

Biological control of olive scale, Parlatoria oleae (Colvée), in California by imported Aphytis maculicornis (Masi) (Hymenoptera: Aphelinidae)
C. B. Huffaker and C. E. Kennett and G. L. Finney
pp541-636, DOI#10.3733/hilg.v32n13p541
Abstract | PDF of full article

Third taxonomic study of California mealybugs, including additional species from North and South America (Homoptera: Coccoidea: Pseudococcidae)
Howard L. McKenzie
pp637-688, DOI#10.3733/hilg.v32n14p637
Abstract | PDF of full article

Two new species and additional collection records for the genus Protodiaspis (Homoptera: Coccoidea: Diaspididae)
Howard L. McKenzie and Walter A. Nelson-Rees
pp133-139, DOI#10.3733/hilg.v33n04p133
Abstract | PDF of full article

Evolutionary patterns in the armored scale insects and their allies (Homoptera: Coccoidea: Diaspididae, Phoenicococcidae, and Asterolecaniidae)
Spencer W. Browns and Howard L. McKenzie
pp141-170, DOI#10.3733/hilg.v33n04p141
Abstract | PDF of full article

The life history of Lecanium kunoensis Kuwana (Homoptera: Coccidae)
Mohamed Mamdouh Husseiny and Harold F. Madsen
pp179-203, DOI#10.3733/hilg.v33n06p179
Abstract | PDF of full article

Mites of the family Phytoseiidae from central Africa, with remarks on the genera of the world
A. Earl Pritchard and Edward W. Baker
pp205-309, DOI#10.3733/hilg.v33n07p205
Abstract | PDF of full article

Report of diagnoses of diseased insects 1951-1961
Edward A. Steinhaus and Gordon A. Marsh
pp349-490, DOI#10.3733/hilg.v33n09p349
Abstract | PDF of full article

The genus Stigmaeus (Acarina: Stigmaeidae)
Francis M. Summers
pp491-537, DOI#10.3733/hilg.v33n10p491
Abstract | PDF of full article

Studies on lipids in some Homopterous insects
Frank E. Strong
pp43-61, DOI#10.3733/hilg.v34n02p043
Abstract | PDF of full article

Factors affecting the distribution of the Monterey pine cone beetle (Conophthorus radiatae Hopkins) in central California
Charles H. Schaefer
pp79-103, DOI#10.3733/hilg.v34n04p079
Abstract | PDF of full article

Competitive displacement between ecological homologues
Paul DeBach and Ragnhild A. Sundby
pp105-166, DOI#10.3733/hilg.v34n05p105
Abstract | PDF of full article

Phytoseiid mites of California
Robert O. Schuster and A. Earl Pritchard
pp191-285, DOI#10.3733/hilg.v34n07p191
Abstract | PDF of full article

Experimental studies on predation: Complex dispersion and levels of food in an acarine predator-prey interaction
C. B. Huffaker and K. P. Shea and S. G. Herman
pp305-330, DOI#10.3733/hilg.v34n09p305
Abstract | PDF of full article

Flight habits of the alfalfa seed chalcid, Bruchophagus roddi Guss. (Hymenoptera: Eurytomidae)
Frank E. Strong and O. G. Bacon and J. R. Russell
pp1-12, DOI#10.3733/hilg.v35n01p001
Abstract | PDF of full article

Problems in evaluating control of San Jose scale with spray chemicals
E. M. Stafford and F. M. Summers
pp13-32, DOI#10.3733/hilg.v35n02p013
Abstract | PDF of full article

Prey-predator interactions in self-balanced laboratory populations
S. E. Flanders and M. E. Badgley
pp145-183, DOI#10.3733/hilg.v35n08p145
Abstract | PDF of full article

A laboratory study of three strains of codling moth, Carpocapsa pomonella (Linnaeus), exhibiting tolerance to DDT in the field
J. Blair Bailey and Harold F. Madsen
pp185-210, DOI#10.3733/hilg.v35n09p185
Abstract | PDF of full article

Fourth taxonomic study of California mealybugs, with additional species from North America, South America, and Japan (Homoptera: Coccoidea: Pseudococcidae)
Howard L. McKenzie
pp211-272, DOI#10.3733/hilg.v35n10p211
Abstract | PDF of full article

Influence of host plant condition on population increase of Tetranychus telarius (Linnaeus) (Acarina: Tetranychidae)
Theo F. Watson
pp273-322, DOI#10.3733/hilg.v35n11p273
Abstract | PDF of full article

A revision of the genus Scirtothrips Shull (Thysanoptera: Thripidae)
Stanley F. Bailey
pp329-362, DOI#10.3733/hilg.v35n13p329
Abstract | PDF of full article

The squash and gourd bees—genera Peponapis Robertson and Xenoglossa Smith—inhabiting America north of Mexico (Hymenoptera: Apoidea)
Paul D. Hurd and E. Gorton Linsley
pp375-477, DOI#10.3733/hilg.v35n15p375
Abstract | PDF of full article

The mating and oviposition behavior of the navel orangeworm, Paramyelois transitella (Walker)
James A. Goodwin and Harold F. Madsen
pp507-525, DOI#10.3733/hilg.v35n18p507
Abstract | PDF of full article

Biology and immature stages of Antichaeta testacea Melander (Diptera: Sciomyzidae)
T. W. Fisher and R. E. Orth
pp1-29, DOI#10.3733/hilg.v36n01p001
Abstract | PDF of full article

Sterilization of the navel orangeworm, Paramyelois transitella (Walker), by gamma radiation (Lepidoptera: Phycitidae)
Mohamed Mamdouh Husseiny and Harold F. Madsen
pp113-137, DOI#10.3733/hilg.v36n03p113
Abstract | PDF of full article

Chromosomal survey of the armored and palm scale insects (Coccoïdea: Diaspididae and Phoenicococcidae)
Spencer W. Brown
pp189-294, DOI#10.3733/hilg.v36n05p189
Abstract | PDF of full article

New species of the genus Cryptognathus Kramer (Acarina: Cryptognathidae)
F. M. Summers and W. M. Chaudhri
pp313-326, DOI#10.3733/hilg.v36n07p313
Abstract | PDF of full article

The taxonomy, life histories, and mating behavior of the green lacewings of Strawberry Canyon (Neuroptera: Chrysopidae)
Catherine A. Toschi
pp391-433, DOI#10.3733/hilg.v36n11p391
Abstract | PDF of full article

Fifth taxonomic study of North American mealybugs, with revisional notes on seven species (Homoptera: Coccoidea: Pseudococcidae)
Howard L. McKenzie and D. J. Williams
pp1-15, DOI#10.3733/hilg.v37n01p001
Abstract | PDF of full article

Flight and dispersal of the Mosquito Culex tarsalis Coquillett in the Sacramento Valley of California
S. F. Bailey and D. A. Eliason and B. L. Hoffmann
pp73-113, DOI#10.3733/hilg.v37n03p073
Abstract | PDF of full article

Studies of two parasites of olive scale, Parlatoria oleae (Colvée): I. A taxonomic analysis of parasitic Hymenoptera reared from Parlatoria oleae (Colvée)
R. L. Doutt
pp219-231, DOI#10.3733/hilg.v37n09p219
Abstract | PDF of full article

Studies of two parasites of olive scale, Parlatoria oleae (Colvée): II. The biology of Coccophagoides utilis Doutt (Hymenoptera: Aphelinidae)
S. W. Broodryk and R. L. Doutt
pp233-254, DOI#10.3733/hilg.v37n09p233
Abstract | PDF of full article

Studies of two parasites of olive scale, Parlatoria oleae (Colvée): III. The role of an autoparasitic aphelinid, Coccophagoides utilis Doutt, in the control of Parlatoria oleae (Colvée)
C. E. Kennett and C. B. Huffaker and G. L. Finney
pp255-282, DOI#10.3733/hilg.v37n09p255
Abstract | PDF of full article

Studies of two parasites of olive scale, Parlatoria oleae (Colvée): IV. Biological control of Parlatoria oleae (Colvée) through the compensatory action of two introduced parasites
C. B. Huffaker and C. E. Kennett
pp283-335, DOI#10.3733/hilg.v37n09p283
Abstract | PDF of full article

Studies of two parasites of olive scale, Parlatoria oleae (Colvée): V. The culture of Coccophagoides utilis Doutt, a parasite of Parlatoria oleae (Colvée)
G. L. Finney
pp337-343, DOI#10.3733/hilg.v37n09p337
Abstract | PDF of full article

Photoperiod in relation to diapause in Lygus hesperus Knight
G. W. Beards and F. E. Strong
pp345-362, DOI#10.3733/hilg.v37n10p345
Abstract | PDF of full article

An ecological study of the spider mite Oligonychus punicae (Hirst) and its natural enemies
James A. McMurtry and Horace G. Johnson
pp363-402, DOI#10.3733/hilg.v37n11p363
Abstract | PDF of full article

Species of Pimeliaphilus (Acari: Pterygosomidae) attacking insects, with particular reference to the species parasitizing Triatominae (Hemiptera: Reduviidae)
Irwin M. Newell and Raymond E. Ryckman
pp403-436, DOI#10.3733/hilg.v37n12p403
Abstract | PDF of full article

Competition for food by a phytophagous mite: The roles of dispersion and superimposed density-independent mortality
C. B. Huffaker
pp533-561, DOI#10.3733/hilg.v37n14p533
Abstract | PDF of full article

A note on competition
C. B. Huffaker
pp563-567, DOI#10.3733/hilg.v37n14p563
Abstract | PDF of full article

Notes on California aphids, with descriptions of new genera and new species (Homoptera: Aphididae)
D. Hille Ris Lambers
pp569-623, DOI#10.3733/hilg.v37n15p569
Abstract | PDF of full article

Life history studies of the cactus mealybug, Spilococcus cactearum McKenzie (Homoptera: Coccoidea: Pseudococcidae)
Pichai Manichote and Woodrow W. Middlekauff
pp639-660, DOI#10.3733/hilg.v37n17p639
Abstract | PDF of full article

Grapevine leafroll virus—history and anatomic effects
Lynn L. Hoefert and M. Ernest Gifford
pp403-426, DOI#10.3733/hilg.v38n11p403
Abstract | PDF of full article

Biology of the trefoil seed chalcid, Bruchophagus kolobovae Fedoseeva (Hymenoptera: Eurytomidae)
William C. Batiste
pp427-469, DOI#10.3733/hilg.v38n12p427
Abstract | PDF of full article

A systematic study of Ovaticoccus Kloet and its relatives, with a key to North American genera of Eriococcidae (Homoptera: Coccoidea: Eriococcidae)
Douglass R. Miller and Howard L. McKenzie
pp471-539, DOI#10.3733/hilg.v38n13p471
Abstract | PDF of full article

Host associations and taxonomy of Nearctic conifer cone moths in the genus Eucosma (Lepidoptera: Tortricidae)
Jerry A. Powell
pp1-36, DOI#10.3733/hilg.v39n01p001
Abstract | PDF of full article

Photochemical oxidant injury and bark beetle (Coleoptera: Scolytidae) infestation of Ponderosa pine: I. Incidence of bark beetle infestation in injured trees
R. W. Stark and P. R. Miller and F. W. Cobb and D. L. Wood and J. R. Parmeter
pp121-126, DOI#10.3733/hilg.v39n06p121
Abstract | PDF of full article

Photochemical oxidant injury and bark beetle (Coleoptera: Scolytidae) infestation of Ponderosa pine: II. Effect of injury upon physical properties of oleoresin, moisture content, and phloem thickness
F. W. Cobb and D. L. Wood and R. W. Stark and P. R. Miller
pp127-134, DOI#10.3733/hilg.v39n06p127
Abstract | PDF of full article

Photochemical oxidant injury and bark beetle (Coleoptera: Scolytidae) infestation of Ponderosa pine: III. Effect of injury upon oleoresin composition, phloem carbohydrates, and phloem pH
P. R. Miller and F. W. Cobb and E. Zavarin
pp135-140, DOI#10.3733/hilg.v39n06p135
Abstract | PDF of full article

Photochemical oxidant injury and bark beetle (Coleoptera: Scolytidae) infestation of Ponderosa pine: IV. Theory on the relationships between oxidant injury and bark beetle infestation
F. W. Cobb and D. L. Wood and R. W. Stark and J. R. Parmeter
pp141-152, DOI#10.3733/hilg.v39n06p141
Abstract | PDF of full article

Tetrahymenid ciliates as parasites of the gray garden slug
Wayne M. Brooks
pp205-276, DOI#10.3733/hilg.v39n08p205
Abstract | PDF of full article

Chemosterilants for control of reproduction in the eye gnat (Hippelates collusor) and the mosquito (Culex quinquefasciatus)
Mir S. Mulla
pp297-324, DOI#10.3733/hilg.v39n10p297
Abstract | PDF of full article

Mechanisms of population homeostasis in Anagasta ecosystems
S. E. Flanders
pp367-404, DOI#10.3733/hilg.v39n13p367
Abstract | PDF of full article

Competition and other factors influencing the population dynamics of Aphis gossypii and Macrosiphoniella sanborni on greenhouse chrysanthemums
George Tamaki and William W. Allen
pp447-505, DOI#10.3733/hilg.v39n17p447
Abstract | PDF of full article

Experimental studies on hybridization and sexual isolation between some Aphytis species (Hymenoptera: Aphelinidae): I. Experimental hybridization and an interpretation of evolutionary relationships among the species
Sudha V. Rao and Paul DeBach
pp515-553, DOI#10.3733/hilg.v39n19p515
Abstract | PDF of full article

Experimental studies on hybridization and sexual isolation between some Aphytis species (Hymenoptera: Aphelinidae): II. Experiments on sexual isolation
Sudha V. Rao and Paul DeBach
pp555-567, DOI#10.3733/hilg.v39n19p555
Abstract | PDF of full article

Mycotoxins of entomophthoraceous fungi
Sothorn Prasertphon and Y. Tanada
pp581-600, DOI#10.3733/hilg.v39n21p581
Abstract | PDF of full article

An ecological study of insect populations on cabbage in southern California
E. R. Oatman and G. R. Platner
pp1-40, DOI#10.3733/hilg.v40n01p001
Abstract | PDF of full article

A systematic study of the genus Acerophagus E. Smith with descriptions of new species (Hymenoptera: Encyrtidae)
David Rosen
pp41-72, DOI#10.3733/hilg.v40n02p041
Abstract | PDF of full article

Reproductive biology of Lygus hesperus Knight: I. Laboratory studies on lygus reproduction
Frank E. Strong and J. A. Sheldahl and P. R. Hughes and Esmat M. K. Hussein
pp105-123, DOI#10.3733/hilg.v40n04p105
Abstract | PDF of full article

Reproductive biology of Lygus hesperus Knight: II. Biology of the lygus bug sex pheromone
Frank E. Strong and J. A. Sheldahl and P. R. Hughes and Esmat M. K. Hussein
pp123-133, DOI#10.3733/hilg.v40n04p123
Abstract | PDF of full article

Reproductive biology of Lygus hesperus Knight: III. Modification of reproduction in Lygus hesperus
Frank E. Strong and J. A. Sheldahl and P. R. Hughes and Esmat M. K. Hussein
pp133-147, DOI#10.3733/hilg.v40n04p133
Abstract | PDF of full article

Artificial selection for genetic adaptation to temperature extremes in Aphytis lingnanensis Compere (Hymenoptera: Aphelinidae)
Ernest B. White and Paul DeBach and Morris J. Garber
pp161-192, DOI#10.3733/hilg.v40n06p161
Abstract | PDF of full article

Worldwide survey and comparison of adult predator and scavenger insect populations associated with domestic animal manure where livestock is artificially congregated
E. F. Legner and G. S. Olton
pp225-266, DOI#10.3733/hilg.v40n09p225
Abstract | PDF of full article

Biological control of Pacific mites and Willamette mites in San Joaquin Valley vineyards: I. Role of Metaseiulus occidentalis
D. L. Flaherty and C. B. Huffaker
pp267-308, DOI#10.3733/hilg.v40n10p267
Abstract | PDF of full article

Biological control of Pacific mites and Willamette mites in San Joaquin Valley vineyards: II. Influence of dispersion pattern of Metaseiulus occidentalis
D. L. Flaherty and C. B. Huffaker
pp309-330, DOI#10.3733/hilg.v40n10p309
Abstract | PDF of full article

Ecology of tetranychid mites and their natural enemies: A review: I. Tetranychid enemies: Their biological characters and the impact of spray practices
J. A. McMurtry and C. B. Huffaker and M. van de Vrie
pp331-390, DOI#10.3733/hilg.v40n11p331
Abstract | PDF of full article

Ecology of tetranychid mites and their natural enemies: A review: II. Tetranychid populations and their possible control by predators: An evaluation
C. B. Huffaker and M. van de Vrie and J. A. McMurtry
pp391-458, DOI#10.3733/hilg.v40n11p391
Abstract | PDF of full article

Distribution and relative abundance of dipterous pupae and their parasitoids in accumulations of domestic animal manure in the southwestern United States
E. F. Legner and G. S. Olton
pp505-535, DOI#10.3733/hilg.v40n14p505
Abstract | PDF of full article

Sixth taxonomic study of North American mealybugs, with additional species from South America (Homoptera: Coccoidea: Pseudococcidae)
Douglass R. Miller and Howard L. McKenzie
pp565-602, DOI#10.3733/hilg.v40n17p565
Abstract | PDF of full article

Biology of the African earwig, Euborellia cincticollis (Gerstaecker) in California and comparative notes on Euborellia annulipes (Lucas)
J. J. Knabke and A. A. Grigarick
pp157-194, DOI#10.3733/hilg.v41n07p157
Abstract | PDF of full article

Bionomics of Empoasca solana delong on cotton in southern California
H. R. Moffitt and H. T. Reynolds
pp247-297, DOI#10.3733/hilg.v41n11p247
Abstract | PDF of full article

Effects of gamma radiation on the biology and population suppression of the two-spotted spider mite, Tetranychus urticae Koch
Richard D. Nelson and Eugene M. Stafford
pp299-341, DOI#10.3733/hilg.v41n12p299
Abstract | PDF of full article

Ecology of tetranychid mites and their natural enemies: A review: III. Biology, ecology, and pest status, and host-plant relations of tetranychids
M. van de Vrie and J. A. McMurtry and C. B. Huffaker
pp343-432, DOI#10.3733/hilg.v41n13p343
Abstract | PDF of full article

Seventh taxonomic study of North American mealybugs (Homoptera: Coccoidea: Pseudococcidae)
Douglass R. Miller and Howard L. McKenzie
pp489-542, DOI#10.3733/hilg.v41n17p489
Abstract | PDF of full article

Biological and taxonomic studies of Signiphora borinquensis, new species, (Hymenoptera: Signiphoridae), a primary parasite of diaspine scales
José R. Quezada and Paul DeBach and David Rosen
pp543-603, DOI#10.3733/hilg.v41n18p543
Abstract | PDF of full article

Bioecological and population studies of the cottony-cushion scale, Icerya purchasi Mask., and its natural enemies, Rodolia cardinalis Mul. and Cryptochaetum iceryae Will., in southern California
José R. Quezada and Paul DeBach
pp631-688, DOI#10.3733/hilg.v41n20p631
Abstract | PDF of full article

Predation by Amblyseius potentillae (Garman) on Panonychus ulmi (Koch) in simple ecosystems (Acarina: Phytoseiidae, Tetranychidae)
J. A. McMurtry and M. van de Vrie
pp17-33, DOI#10.3733/hilg.v42n02p017
Abstract | PDF of full article

Abundance and vertical distribution of microarthropods in the surface layers of a California pine forest soil
Douglas W. Price
pp121-147, DOI#10.3733/hilg.v42n04p121
Abstract | PDF of full article

Genetic variability in a thelytokous form of Aphytis mytilaspidis (Le Baron) (Hymenoptera: Aphelinidae)
Yoram Rössler and Paul DeBach
pp149-175, DOI#10.3733/hilg.v42n05p149
Abstract | PDF of full article

Report of diagnoses of diseased insects 1962-1972
Gerard M. Thomas and George O. Poinar
pp261-359, DOI#10.3733/hilg.v42n08p261
Abstract | PDF of full article

Apparent solubility of organochlorine insecticides in water at various temperatures
J. W. Biggar and R. L. Riggs
pp383-391, DOI#10.3733/hilg.v42n10p383
Abstract | PDF of full article

Bibliography (1758 to 1972) to the Staphylinidae of America north of Mexico (Coleoptera)
Ian Moore and E. F. Legner
pp511-547, DOI#10.3733/hilg.v42n16p511
Abstract | PDF of full article

Keys to the genera of the staphylinidae of America north of Mexico exclusive of the Aleocharinae (Coleoptera: Staphylinidae)
Ian Moore and E. F. Legner
pp548-563, DOI#10.3733/hilg.v42n16p548
Abstract | PDF of full article

Biology and physical ecology of Apanteles subandinus Blanchard (Hymenoptera: Braconidae), with notes on temperature responses of Apanteles scutellaris Muesebeck and its host, the potato tuberworm
C. Cardona and E. R. Oatman
pp1-51, DOI#10.3733/hilg.v43n01p001
Abstract | PDF of full article

Predation on aphids in California’s alfalfa fields
P. Neuenschwander and K. S. Hagen and R. F. Smith
pp53-78, DOI#10.3733/hilg.v43n02p053
Abstract | PDF of full article

Determinants of host selection for species of Aphytis (Hymenoptera: Aphelinidae), parasites of diaspine scales
John L. Baker
pp1-25, DOI#10.3733/hilg.v44n01p001
Abstract | PDF of full article

The bionomics of Scolothrips sexmaculatus (Pergande) (Thysanoptera: Thripidae), an insect predator of spider mites
Frank E. Gilstrap and Earl R. Oatman
pp27-59, DOI#10.3733/hilg.v44n02p027
Abstract | PDF of full article

Behavior of the honey bee (Apis mellifera L.) mutant, diminutive-wing
Peter C. Witherell and Harry H. Laidlaw
pp1-29, DOI#10.3733/hilg.v45n01p001
Abstract | PDF of full article

Natural enemies of cabbage looper on cotton in the San Joaquin Valley
L. E. Ehler
pp73-106, DOI#10.3733/hilg.v45n03p073
Abstract | PDF of full article

Biology of Agathis unicolor (Schrottky) and Agathis gibbosa (Say) (Hymenoptera: Braconidae), primary parasites of the potato tuberworm
J. A. ?d?biyi and E. R. Oatman
pp123-151, DOI#10.3733/hilg.v45n05p123
Abstract | PDF of full article

Systematics and bionomics of predaceous and phytophagous mites associated with pine foliage in California: I. Survey of mites present on native pines, including a description of a new species of Phytoseiidae
Laurence D. Charlet and James A. McMurtry
pp173-210, DOI#10.3733/hilg.v45n07p173
Abstract | PDF of full article

Systematics and bionomics of predaceous and phytophagous mites associated with pine foliage in California: II. Population dynamics of mites on three species of pines in the forest falls area of the San Bernardino Mountains
Laurence D. Charlet and James A. McMurtry
pp211-222, DOI#10.3733/hilg.v45n07p211
Abstract | PDF of full article

Systematics and bionomics of predaceous and phytophagous mites associated with pine foliage in California: III. Laboratory studies on the biology of the Phytoseiids Metaseiulus validus (Chant) and Typmoseiopsis pini (Chant)
Laurence D. Charlet and James A. McMurtry
pp223-236, DOI#10.3733/hilg.v45n07p223
Abstract | PDF of full article

The dynamics of predation of Stethorus picipes (Coleoptera: Coccinellidae) and Typhlodromus floridanus on the prey Oligonychus punicae (Acarina: Phytoseiidae, Tetranychidae): Part I. Comparative life history and life table studies
L. K. Tanigoshi and J. A. McMurtry
pp237-261, DOI#10.3733/hilg.v45n08p237
Abstract | PDF of full article

The dynamics of predation of Stethorus picipes (Coleoptera: Coccinellidae) and Typhlodromus floridanus on the prey Oligonychus punicae (Acarina: Phytoseiidae, Tetranychidae): Part II. Effects of initial prey-predator ratios and prey distribution
L. K. Tanigoshi and J. A. McMurtry
pp262-288, DOI#10.3733/hilg.v45n08p262
Abstract | PDF of full article

Competitive displacement: extinction of the yellow scale, Aonidiella citrina (Coq.) (Homoptera: Diaspididae), by its ecological homologue, the California red scale, Aonidiella aurantii (Mask.) in Southern California
Paul DeBach and Robert M. Hendrickson and Mike Rose
pp1-35, DOI#10.3733/hilg.v46n01p001
Abstract | PDF of full article

Courtship behavior in the Aphytis lingnanensis group, its potential usefulness in taxonomy, and a review of sexual behavior in the parasitic Hymenoptera (Chalcidoidea: Aphelinidae)
Gordon Gordh and Paul DeBach
pp37-75, DOI#10.3733/hilg.v46n02p037
Abstract | PDF of full article

Biological and systematic studies of developmental stages in Aphytis (Hymenoptera: Aphelinidae): I. Developmental history of Aphytis chilensis Howard
David Rosen and Avner Eliraz
pp77-95, DOI#10.3733/hilg.v46n03p077
Abstract | PDF of full article

Biological and systematic studies of developmental stages in Aphytis (Hymenoptera: Aphelinidae): II. Larval criteria in the systematics of Aphytis
Avner Eliraz and David Rosen
pp96-101, DOI#10.3733/hilg.v46n03p096
Abstract | PDF of full article

Biological and systematic studies of developmental stages in Aphytis (Hymenoptera: Aphelinidae): III. Meconia as a possible systematic tool in Aphytis
Paul DeBach and Mike Rose and David Rosen
pp102-112, DOI#10.3733/hilg.v46n03p102
Abstract | PDF of full article

Behavior and reproductive physiology of blood-sucking snipe flies (Diptera: Rhagionidae: Symphoromyia) attacking deer in Northern California
James B. Hoy and John R. Anderson
pp113-168, DOI#10.3733/hilg.v46n04p113
Abstract | PDF of full article

Biological studies on Aphytis aonidiae (Mercet) (Hymenoptera: Aphelinidae), an important parasite of the San Jose scale
Hanif Gulmahamad and Paul DeBach
pp239-256, DOI#10.3733/hilg.v46n07p205
Abstract | PDF of full article

A comparison of sampling methods for some arthropod populations in cotton
K. F. Byerly and A. P. Gutierrez and R. E. Jones and R. F. Luck
pp257-282, DOI#10.3733/hilg.v46n08p257
Abstract | PDF of full article

Biological control of the walnut aphid in California: Impact of the parasite, Trioxys pallidus
R. van den Bosch and R. Hom and P. Matteson and B. D. Frazer and P. S. Messenger and C. S. Davis
pp1-13, DOI#10.3733/hilg.v47n01p001
Abstract | PDF of full article

Some interactions of the pink bollworm and cotton fruiting structures
D. F. Westphal and A. P. Gutierrez and G. D. Butler
pp177-190, DOI#10.3733/hilg.v47n05p177
Abstract | PDF of full article

Within-plant distribution of predators on cotton: Comments on sampling and predator efficiencies
L. T. Wilson and A. P. Gutierrez
pp3-11, DOI#10.3733/hilg.v48n02p009
Abstract | PDF of full article

Within-plant distribution of the immatures of Heliothis zea (Boddie) on cotton
L. T. Wilson and A. P. Gutierrez and T. F. Leigh
pp12-23, DOI#10.3733/hilg.v48n02p012
Abstract | PDF of full article

Fruit predation submodel: Heliothis larvae feeding upon cotton fruiting structures
L. T. Wilson and A. P. Gutierrez
pp24-36, DOI#10.3733/hilg.v48n02p013
Abstract | PDF of full article

A model of the flight phenology of the beet armyworm (Lepidoptera: Noctuidae) in central California
D. B. Hogg and A. P. Gutierrez
pp26-36, DOI#10.3733/hilg.v48n04p026
Abstract | PDF of full article

Biology of Amblyseius citrifolius (Denmark and Muma) (Acarina—Phytoseiidae)
Gilberto J. de Moraes and James A. McMurtry
pp1-29, DOI#10.3733/hilg.v49n01p029
Abstract | PDF of full article

Natural biological control of western yellow-striped armyworm, Spodoptera praefica (Grote), in hay alfalfa in northern California
B. Bisabri-Ershadi and L. E. Ehler
pp1-23, DOI#10.3733/hilg.v49n05p023
Abstract | PDF of full article

Ecology of Rhopalomyia californica Felt (Diptera: Cecidomyiidae) and its parasites in an urban environment
L. E. Ehler
pp1-32, DOI#10.3733/hilg.v50n01p032
Abstract | PDF of full article

Pathogen strains and leafhopper species as factors in the transmission of western x-disease agent under varying light and temperature conditions
Roger E. Gold and Edward S. Sylvester
pp1-43, DOI#10.3733/hilg.v50n03p043
Abstract | PDF of full article

Observations on the biology of Cinara ponderosae (Williams) (Homoptera: Aphididae) in the westside forests of the Sierra Nevada
D. J. Voegtlin and D. L. Dahlsten
pp1-19, DOI#10.3733/hilg.v50n05p019
Abstract | PDF of full article

Laboratory studies on the biology of Orgilus jenniae (Hymenoptera: Braconidae), a parasitoid of the potato tuberworm, Phthotimaea operculetta (Lepidoptera: Gelechiidae)
Robert V. Flanders and Earl R. Oatman
pp1-33, DOI#10.3733/hilg.v50n08p030
Abstract | PDF of full article

Coriander feathery red-vein virus, a propagative plant rhabdovirus, and its transmission by the aphid Hyadaphis foeniculi Passerini
S. M. Misari and E. S. Sylvester
pp1-38, DOI#10.3733/hilg.v51n02p038
Abstract | PDF of full article

Biology of a tydeid mite, Homeopronematus anconai (n. comb.) (Acari: Tydeidae), important in San Joaquin Valley vineyards
N. F. Knop and M. A. Hoy
pp1-30, DOI#10.3733/hilg.v51n05p030
Abstract | PDF of full article

Ecology of gall-forming Lepidoptera on Tetradymia: I. Gall size and shape
Hollister Hartman
pp1-16, DOI#10.3733/hilg.v52n03p016
Abstract | PDF of full article

Ecology of gall-forming Lepidoptera on Tetradymia: II. Plant stress effects on infestation intensity
Hollister Hartman
pp17-27, DOI#10.3733/hilg.v52n03p011
Abstract | PDF of full article

Ecology of gall-forming Lepidoptera on Tetradymia: III. Within-plant horizontal and vertical distribution
Hollister Hartman
pp28-39, DOI#10.3733/hilg.v52n03p012
Abstract | PDF of full article

Ecology of a blackberry-leafhopper-parasite system and its relevance to California grape agroecosystems
D. W. Williams
pp1-32, DOI#10.3733/hilg.v52n04p032
Abstract | PDF of full article

Effect of malathion-bait sprays on biological control of insect pests of olive, citrus, and walnut
L. E. Ehler and P. C. Endicott
pp1-47, DOI#10.3733/hilg.v52n05p047
Abstract | PDF of full article

Sampling mites in almonds: I. Within-tree distribution and clumping pattern of mites with comments on predator-prey interactions
F. G. Zalom and M. A. Hoy and L. T. Wilson and W. W. Barnett
pp1-13, DOI#10.3733/hilg.v52n07p013
Abstract | PDF of full article

Sampling mites in almonds: II. Presence-Absence Sequential Sampling for Tetranychus Mite Species
F. G. Zalom and M. A. Hoy and L. T. Wilson and W. W. Barnett
pp14-24, DOI#10.3733/hilg.v52n07p011
Abstract | PDF of full article

Biology and temperature responses of Chelonus Kellieae and Chelonus phthorimaeae (Hymenoptera: Braconidae) and their host, the potato tuberworm, Phthorimaea operculella (Lepidoptera: Gelechiidae)
Nelson R. Powers and Earl R. Oatman
pp1-32, DOI#10.3733/hilg.v52n09p032
Abstract | PDF of full article

Biological studies of iceplant scales, Pulvinariella Mesembryanthemi and Pulvinaria delottoi (Homoptera: Coccidae), in California
Jan O. Washburn and Gordon W. Frankie
pp1-27, DOI#10.3733/hilg.v53n02p027
Abstract | PDF of full article

Habitats and dispersal of the principal leafhopper vectors of Pierce’s Disease in the San Joaquin Valley
Alexander H. Purcell and Norman W. Frazier
pp1-32, DOI#10.3733/hilg.v53n04p032
Abstract | PDF of full article

Intraspecific variability in response to pesticides in the common green lacewing, Chrysoperla carnea (Stephens) (Neuroptera: Chrysopidae)
Elizabeth E. Grafton-Cardwell and Marjorie A. Hoy
pp1-32, DOI#10.3733/hilg.v53n06p032
Abstract | PDF of full article

Evaluation of genetically improved strains of Metaseiulus occidentalis (Nesbitt) (Acarina: Phytoseiidae) for integrated control of spider mites on roses in greenhouses
Ross P. Field and Marjorie A. Hoy
pp1-32, DOI#10.3733/hilg.v54n02p024
Abstract | PDF of full article

An ecological comparison of spiders from urban and natural habitats in California
Jack B. Fraser and Gordon W. Frankie
pp1-24, DOI#10.3733/hilg.v54n03p031
Abstract | PDF of full article

On-farm management of agricultural drainage water: An economic analysis
Keith Knapp and Ariel Dinar and John Letey
pp1-31, DOI#10.3733/hilg.v54n04p020
Abstract | PDF of full article

The impact of cotton plant resistance on spider mites and their natural enemies
Paul J. Trichilo and Thomas F. Leigh
pp1-20, DOI#10.3733/hilg.v54n05p033
Abstract | PDF of full article

Methodology for indole-3-acetic acid: Sample preparation, extraction, and purification techniques
George C. Martin and R. Kammereck and C. Nishijima
pp1-35, DOI#10.3733/hilg.v54n06p015
Abstract | PDF of full article

Pink bollworm control in southwestern desert cotton: III. Strategies for control: An economic simulation study
N. D. Stone and A. P. Gutierrez and W. M. Getz and R. Norgaard
pp42-56, DOI#10.3733/hilg.v54n09p024
Abstract | PDF of full article

Competitive interactions among endophagous parasitoids of potato tuberworm larvae in Southern California
R. V. Flanders and E. R. Oatman
pp1-34, DOI#10.3733/hilg.v55n01p034
Abstract | PDF of full article

Distribution of the introduced Argentine ant (Iridomyrmex humilis) in natural habitats of the lower Sacramento Valley and its effects on the indigenous ant fauna
Philip S. Ward
pp1-16, DOI#10.3733/hilg.v55n02p016
Abstract | PDF of full article

An Epizootiological Study of Entomophthora muscae in muscoid fly populations on Southern California poultry facilities, with emphasis on Musca domestica
Bradley A. Mullens and John L. Rodriguez and Jeffery A. Meyer
pp1-41, DOI#10.3733/hilg.v55n03p041
Abstract | PDF of full article

Biology and ecology of Euseius scutalis (Athias-Henriot) (Acarina: Phytoseiidae)
Malika Bounfour and J. A. McMurtry
pp1-23, DOI#10.3733/hilg.v55n05p023
Abstract | PDF of full article

Activity levels of genetically manipulated and wild strains of Metaseiulus occidentalis (Nesbitt) (Acarina: Phytoseiidae) compared as a method to assay quality
Doria Mueller-Beilschmidt and Marjorie A. Hoy
pp1-23, DOI#10.3733/hilg.v55n06p023
Abstract | PDF of full article

Effect of common knotweed (Polygonum aviculare) on abundance and efficiency of insect predators of crop pests
Robert L. Bugg and Lester E. Ehler and L. Theodore Wilson
pp1-52, DOI#10.3733/hilg.v55n07p052
Abstract | PDF of full article

Distribution and Dynamics of Aphid (Homoptera: Drepanosiphidae) Populations on Betula pendula in Northern California
Ann E. Hajek and Donald L. Dahlsten
pp1-33, DOI#10.3733/hilg.v56n01p033
Abstract | PDF of full article

Hybridization in Principal Parasitoids of Synanthropic Diptera: The Genus Muscidifurax (Hymenoptera: Pteromalidae)
E. F. Legner
pp1-36, DOI#10.3733/hilg.v56n04p036
Abstract | PDF of full article

Premating and Postmating Isolation among Populations of Metaseiulus occidentalis (Nesbitt) (Acarina: Phytoseiidae)
Marjorie A. Hoy and Frances E. Cave
pp1-20, DOI#10.3733/hilg.v56n06p020
Abstract | PDF of full article

Prevalence, Habitat Selection, and Biology of Protocalliphora (Diptera: Calliphoridae) Found in Nests of Mountain and Chestnut-backed Chickadees in California
Clifford S. Gold and Donald L. Dahlsten
pp1-19, DOI#10.3733/hilg.v57n02p019
Abstract | PDF of full article

Effect of Pesticide Treatments on Nontarget Organisms in California Rice Paddies: I. Impact of Triphenyltin hydroxide: II. Impact of Diflubenzuron and Triflumuron
A. A. Grigarick and R. K. Webster and R. P. Meyer and F. G. Zalom and K. A. Smith
pp1-36, DOI#10.3733/hilg.v58n01p036
Abstract | PDF of full article

Life history of the incense cedar scale, Xylococculus macrocarpae (Homoptera: Margarodidae), on incense cedar in California with a description of the larvae of one of its common predators, Eronyxa expansus Van Dyke (Coleoptera: Trogositidae)
S. M. Tait and D. L. Dahlsten and R. J. Gill and J. T. Doyen
pp1-19, DOI#10.3733/hilg.v58n02p019
Abstract | PDF of full article

Comparison of vector-virus relationships of strawberry crinkle plant Rhabdovirus in two aphids (Chaetosiphon fragaefolii and C. jacobi) infected by injection
Edward S. Sylvester and Jean Richardson
pp1-23, DOI#10.3733/hilg.v58n03p023
Abstract | PDF of full article

Aphelopus albopictus Ashmead (Hymenoptera: Dryinidae): Abundance, Parasitism, and Distribution in Relation to Leafhopper Hosts in Grapes
L. T. Wilson and I. Carmean and D. L. Flaherty
pp1-16, DOI#10.3733/hilg.v59n01p016
Abstract | PDF of full article

Ecology and Management of Mindarus kinseyi Voegtlin (Aphidoidea: Mindaridae) on White-Fir Seedlings at a California Forest Nursery
L. E. Ehler and M. G. Kinsey
pp1-62, DOI#10.3733/hilg.v62n01p006
Abstract | PDF of full article

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