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195 results found.

Factors affecting efficiency in fumigation with hydrocyanic acid
Hugh Knight
May 1925 pp35-56, DOI#10.3733/hilg.v01n03p035
Abstract | PDF of full article

A study of resistance to western yellow blight of tomato varieties
James W. Lesley
September 1926 pp47-66, DOI#10.3733/hilg.v02n03p047
Abstract | PDF of full article

Etiology and transmission of endosepsis (internal rot) of the fruit of the fig
Panos D. Caldis
January 1927 pp287-346, DOI#10.3733/hilg.v02n07p287
Abstract | PDF of full article

The enzymes of Pythiacystis citrophthora Sm. and Sm.
L. Joseph Klotz
October 1927 pp27-40, DOI#10.3733/hilg.v03n02p027
Abstract | PDF of full article

The action of Phomopsis californica in producing a stem-end decay of citrus fruits
Monir Bahgat
April 1928 pp153-181, DOI#10.3733/hilg.v03n06p153
Abstract | PDF of full article

Fumigation with calcium cyanide dust
H. J. Quayle
April 1928 pp207-232, DOI#10.3733/hilg.v03n08p207
Abstract | PDF of full article

Transmission of tomato yellows, or curly top of the sugar beet, by Eutettix tenellus (Baker)
Henry H. P. Severin
May 1928 pp251-274, DOI#10.3733/hilg.v03n10p251
Abstract | PDF of full article

Some host plants of curly top
Henry H. P. Severin and Charles F. Henderson
June 1928 pp339-392, DOI#10.3733/hilg.v03n13p339
Abstract | PDF of full article

Yellows disease of celery, lettuce, and other plants, transmitted by Cicadula sexnotata (Fall.)
Henry H. P. Severin
February 1929 pp543-583, DOI#10.3733/hilg.v03n18p543
Abstract | PDF of full article

Additional host plants of curly top
Henry H. P. Severin
March 1929 pp595-637, DOI#10.3733/hilg.v03n20p595
Abstract | PDF of full article

Factors which modify the resistance of wheat to bunt, Tilletia tritici
Fred N. Briggs
November 1929 pp175-184, DOI#10.3733/hilg.v04n07p175
Abstract | PDF of full article

An experimental study of tests for the detection of carriers of Bacterium pullorum
S. T. Michael and J. R. Beach
November 1929 pp185-200, DOI#10.3733/hilg.v04n08p185
Abstract | PDF of full article

A comparative investigation of certain film-forming fungi
M. A. Joslyn and W. V. Cruess
November 1929 pp201-240, DOI#10.3733/hilg.v04n09p201
Abstract | PDF of full article

Studies of the breeding of sugar beets for resistance to curly top
Katherine Esau
April 1930 pp415-440, DOI#10.3733/hilg.v04n14p415
Abstract | PDF of full article

Electrophoresis of tobacco mosaic virus
William N. Takahashi and T. E. Rawlins
April 1930 pp441-463, DOI#10.3733/hilg.v04n15p441
Abstract | PDF of full article

Kale yellows in California, caused by Fusarium conglutinans Wollenw
James B. Kendrick
July 1930 pp1-15, DOI#10.3733/hilg.v05n01p001
Abstract | PDF of full article

Verticillium hadromycosis
B. A. Rudolph
March 1931 pp197-361, DOI#10.3733/hilg.v05n09p197
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Nutrition and composition of the Deglet Noor palm in relation to the decline disease
A. R. C. Haas and L. J. Klotz
April 1931 pp511-530, DOI#10.3733/hilg.v05n16p511
Abstract | PDF of full article

The resistance of varieties and new dwarf races of tomato to curly top (western yellow blight or yellows)
J. W. Lesley
August 1931 pp27-44, DOI#10.3733/hilg.v06n02p027
Abstract | PDF of full article

Downy mildew of the beet, caused by Peronospora schacktii Fuckel
Lysle D. Leach
November 1931 pp203-251, DOI#10.3733/hilg.v06n07p203
Abstract | PDF of full article

Modes of curly-top transmission by the beet leafhopper, Eutettix tenellus (Baker)
Henry H. P. Severin
November 1931 pp253-276, DOI#10.3733/hilg.v06n08p253
Abstract | PDF of full article

The infectious nature of potato calico
D. R. Porter
November 1931 pp277-294, DOI#10.3733/hilg.v06n09p277
Abstract | PDF of full article

Some nutritional aspects in mottle-leaf and other physiological diseases of citrus
A. R. C. Haas
April 1932 pp483-559, DOI#10.3733/hilg.v06n15p483
Abstract | PDF of full article

Transmission of carrot, parsley, and parsnip yellows by Cicadula divisa
Henry H. P. Severin
November 1932 pp163-179, DOI#10.3733/hilg.v07n03p163
Abstract | PDF of full article

Reproduction without males in aseptic root cultures of the root-knot nematode
Jocelyn Tyler
April 1933 pp373-388, DOI#10.3733/hilg.v07n10p373
Abstract | PDF of full article

Development of the root-knot nematode as affected by temperature
Jocelyn Tyler
April 1933 pp389-415, DOI#10.3733/hilg.v07n10p389
Abstract | PDF of full article

Some properties of the curly-top virus
Henry H. P. Severin and Julius H. Freitag
October 1933 pp1-48, DOI#10.3733/hilg.v08n01p001
Abstract | PDF of full article

Bacterial canker of stone-fruit trees in California
Edward E. Wilson
December 1933 pp83-123, DOI#10.3733/hilg.v08n03p083
Abstract | PDF of full article

Weed host range and overwintering of curly-top virus
Henry H. P. Severin
September 1934 pp261-280, DOI#10.3733/hilg.v08n08p261
Abstract | PDF of full article

Experiments with the aster-yellows virus from several states
Henry H. P. Severin
October 1934 pp305-325, DOI#10.3733/hilg.v08n10p305
Abstract | PDF of full article

Transmission of California aster yellows to potato by Cicadula divisa
Henry H. P. Severin and Frank A. Haasis
October 1934 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
October 1934 pp337-363, DOI#10.3733/hilg.v08n10p337
Abstract | PDF of full article

Comparative histology of healthy and psorosis-affected tissues of Citrus sinensis
Irma E. Webber and H. S. Fawcett
January 1935 pp71-109, DOI#10.3733/hilg.v09n02p071
Abstract | PDF of full article

Relation of temperature to infection of bean and cowpea seedlings by Rhizoctonia bataticola
C. M. Tompkins and M. W. Gardner
February 1935 pp219-230, DOI#10.3733/hilg.v09n04p219
Abstract | PDF of full article

The olive knot disease: its inception, development, and control
Edward E. Wilson
February 1935 pp231-264, DOI#10.3733/hilg.v09n04p231
Abstract | PDF of full article

Insect transmission, host range, and field spread of potato calico
D. R. Porter
July 1935 pp383-394, DOI#10.3733/hilg.v09n08p383
Abstract | PDF of full article

Initial localization and subsequent spread of curly-top symptoms in the sugar beet
Katherine Esau
July 1935 pp395-436, DOI#10.3733/hilg.v09n08p395
Abstract | PDF of full article

The role of fungi in the diet of the common damp-wood termite, Zootermopsis angusticollis
Esther C. Hendee
August 1935 pp499-525, DOI#10.3733/hilg.v09n10p499
Abstract | PDF of full article

Experiments in the control of Rhizoctonia damping-off of citrus seedlings
R. Weindling and H. S. Fawcett
January 1936 pp1-16, DOI#10.3733/hilg.v10n01p001
Abstract | PDF of full article

Inheritance of resistance to bunt, Tilletia tritici, in hybrids of Turkey wheats C. I. 1558B and C. I. 2578
Fred N. Briggs
January 1936 pp17-25, DOI#10.3733/hilg.v10n01p017
Abstract | PDF of full article

Nitrogen trichloride and other gases as fungicides
L. J. Klotz
January 1936 pp27-52, DOI#10.3733/hilg.v10n02p027
Abstract | PDF of full article

Symptomatic and etiologic relations of the canker and the blossom blast of Pyrus and the bacterial canker of Prunus
Edward E. Wilson
November 1936 pp213-240, DOI#10.3733/hilg.v10n08p213
Abstract | PDF of full article

Inheritance of resistance to powdery mildew in beans
Bjarne Dundas
November 1936 pp241-253, DOI#10.3733/hilg.v10n08p241
Abstract | PDF of full article

Spotted wilt of the sweet pea
W. C. Snyder and H. Rex Thomas
November 1936 pp255-262, DOI#10.3733/hilg.v10n08p255
Abstract | PDF of full article

Ornamental flowering plants experimentally infected with curly top
Julius H. Freitag and Henry H. P. Severin
November 1936 pp263-302, DOI#10.3733/hilg.v10n09p263
Abstract | PDF of full article

Negative evidence on multiplication of curly-top virus in the beet leafhopper, Eutettix tenellus
Julius H. Freitag
November 1936 pp303-342, DOI#10.3733/hilg.v10n09p303
Abstract | PDF of full article

The connection between Dematophora necatrix and Rosellinia necatrix
H. N. Hansen and Harold E. Thomas and H. Earl Thomas
May 1937 pp561-565, DOI#10.3733/hilg.v10n14p561
Abstract | PDF of full article

A bacterial gall disease of douglas fir, Pseudotsuga taxifolia
H. N. Hansen and Ralph E. Smith
May 1937 pp567-577, DOI#10.3733/hilg.v10n14p567
Abstract | PDF of full article

Apple mosaic
H. Earl Thomas
May 1937 pp579-588, DOI#10.3733/hilg.v10n14p579
Abstract | PDF of full article

The gumming of Phillips Cling peaches
Luther D. Davis
June 1937 pp1-34, DOI#10.3733/hilg.v11n01p001
Abstract | PDF of full article

Effect of zinc applications on the crop of grapefruit trees affected with mottle-leaf
E. R. Parker
December 1937 pp35-53, DOI#10.3733/hilg.v11n02p035
Abstract | PDF of full article

Western celery mosaic
Henry H. P. Severin and Julius H. Freitag
September 1938 pp493-558, DOI#10.3733/hilg.v11n09p493
Abstract | PDF of full article

The toxic effect of certain chemical solutions on spores of Penicillium italicum and P. digitatum
Liang Hwang and L. J. Klotz
October 1938 pp1-38, DOI#10.3733/hilg.v12n01p001
Abstract | PDF of full article

Leaf-scar infection in relation to the olive-knot disease
W.M. B. Hewitt
October 1938 pp39-71, DOI#10.3733/hilg.v12n01p039
Abstract | PDF of full article

Charcoal rot of sugar beet
C. M. Tompkins
October 1938 pp73-81, DOI#10.3733/hilg.v12n01p073
Abstract | PDF of full article

Host organs attacked by bacterial canker of stone fruits
Edward E. Wilson and W.M. B. Hewitt
January 1939 pp249-255, DOI#10.3733/hilg.v12n04p249
Abstract | PDF of full article

Factors affecting development of the bacterial canker of stone fruits
Edward E. Wilson
January 1939 pp257-298, DOI#10.3733/hilg.v12n04p257
Abstract | PDF of full article

Some factors affecting the susceptibility of plants to fire blight
H. Earl Thomas and P. A. Ark
January 1939 pp299-322, DOI#10.3733/hilg.v12n04p299
Abstract | PDF of full article

Factors affecting the recovery of hydrocyanic acid from fumigated citrus tissues
E. T. Bartholomew and Walton B. Sinclair and Byron E. Janes
May 1939 pp473-495, DOI#10.3733/hilg.v12n07p473
Abstract | PDF of full article

Breeding for resistance to onion downy mildew caused by Peronospora destructor
H. A. Jones and D. R. Porter and L. D. Leach
October 1939 pp531-550, DOI#10.3733/hilg.v12n09p531
Abstract | PDF of full article

Some mosaic diseases of Prunus species
H. Earl Thomas and T. E. Rawlins
November 1939 pp623-644, DOI#10.3733/hilg.v12n10p623
Abstract | PDF of full article

Mosaic diseases of the rose in California
H. Earl Thomas and L. M. Massey
November 1939 pp645-663, DOI#10.3733/hilg.v12n10p645
Abstract | PDF of full article

Inclusions in guard cells of tobacco affected with mosaic
Katherine Esau
January 1941 pp427-434, DOI#10.3733/hilg.v13n08p427
Abstract | PDF of full article

Experiments with fungicides for use against Sclerotium Rolfsii in soils
A. E. Davey and L. D. Leach
January 1941 pp523-547, DOI#10.3733/hilg.v13n10p523
Abstract | PDF of full article

Further studies on the inheritance of resistance to powdery mildew of beans
Bjarne Dundas
January 1941 pp549-565, DOI#10.3733/hilg.v13n10p549
Abstract | PDF of full article

Snapdragon rust-resistance trials 1937-1938
C. O. Blodgett and G. A. L. Mehlquist
January 1941 pp567-581, DOI#10.3733/hilg.v13n10p567
Abstract | PDF of full article

Species of Stigmina and Stigmella occurring on Platanus
Donald J. Smith and Clayton O. Smith
November 1941 pp203-231, DOI#10.3733/hilg.v14n04p203
Abstract | PDF of full article

Measurements on hydrocyanic acid absorbed by citrus tissues during fumigation
E. T. Bartholomew and Walton B. Sinclair and D. L. Lindgren
May 1942 pp373-409, DOI#10.3733/hilg.v14n07p373
Abstract | PDF of full article

Infection of perennial delphiniums by California-aster-yellows virus
Henry H. P. Severin
June 1942 pp411-440, DOI#10.3733/hilg.v14n08p411
Abstract | PDF of full article

Celery calico on perennial delphiniums and certain other host plants
Henry H. P. Severin
June 1942 pp441-464, DOI#10.3733/hilg.v14n08p441
Abstract | PDF of full article

Perennial-delphinium ringspot
Henry H. P. Severin and R. C. Dickson
June 1942 pp465-490, DOI#10.3733/hilg.v14n08p465
Abstract | PDF of full article

The effect of certain added materials on bordeaux mixture in the control of peach blight and leaf curl
Edwaed E. Wilson
August 1942 pp491-515, DOI#10.3733/hilg.v14n09p491
Abstract | PDF of full article

Phytophthora Cinnamomi and wet soil in relation to the dying-back of avocado trees
Vincent A. Wager
August 1942 pp517-532, DOI#10.3733/hilg.v14n09p517
Abstract | PDF of full article

Pythiaceous fungi on citrus
Vincent A. Wager
August 1942 pp533-548, DOI#10.3733/hilg.v14n09p533
Abstract | PDF of full article

The susceptibility of perennial delphiniums to six viruses
Henry H. P. Severin
September 1942 pp549-570, DOI#10.3733/hilg.v14n10p549
Abstract | PDF of full article

Viroses of annual larkspurs
Henry H. P. Severin
September 1942 pp583-594, DOI#10.3733/hilg.v14n10p583
Abstract | PDF of full article

Onion downy mildew
C. E. Yarwood
February 1943 pp595-691, DOI#10.3733/hilg.v14n11p595
Abstract | PDF of full article

Omphalia root rot of the date palm
Donald E. Bliss
March 1944 pp15-124, DOI#10.3733/hilg.v16n02p015
Abstract | PDF of full article

Effect of downy mildew on productivity of sugar beets, and selection for resistance
L. D. Leach
February 1945 pp317-334, DOI#10.3733/hilg.v16n07p317
Abstract | PDF of full article

Certain symptoms resembling those of curly top or aster yellows, induced by saliva of Xerophloea vanduzeei
Henry H. P. Severin and F. Douglas Horn and Norman W. Frazier
February 1945 pp335-360, DOI#10.3733/hilg.v16n07p335
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
March 1945 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
March 1945 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
March 1945 pp387-410, DOI#10.3733/hilg.v16n08p387
Abstract | PDF of full article

California aster yellows on vegetable and seed crops
Henry H. P. Severin and Norman W. Frazier
June 1945 pp573-596, DOI#10.3733/hilg.v16n12p573
Abstract | PDF of full article

Additional ornamental flowering plants naturally infected with California aster yellows
Henry H. P. Severin and Julius H. Freitag
June 1945 pp597-618, DOI#10.3733/hilg.v16n12p597
Abstract | PDF of full article

Weed-host range of California aster yellows
Norman W. Frazier and Henry H. P. Severin
June 1945 pp619-650, DOI#10.3733/hilg.v16n12p619
Abstract | PDF of full article

Longevity, or life histories, of leafhopper species on virus-infected and on healthy plants
Henry H. P. Severin
October 1946 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
October 1946 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
October 1946 pp155-163, DOI#10.3733/hilg.v17n03p155
Abstract | PDF of full article

Acinopterus angulatus, a newly discovered leafhopper vector of California aster-yellows virus
Henry H. P. Severin
January 1947 pp197-209, DOI#10.3733/hilg.v17n05p197
Abstract | PDF of full article

Depositional and weather-resisting qualities of some copper fungicides affecting the control of peach blight
E. E. Wilson
January 1947 pp227-238, DOI#10.3733/hilg.v17n06p227
Abstract | PDF of full article

Snapdragon downy mildew
C. E. Yarwood
January 1947 pp239-250, DOI#10.3733/hilg.v17n06p239
Abstract | PDF of full article

A study of Tranzschelia pruni-spinosae on Prunus species in California
Clayton O. Smith
March 1947 pp251-266, DOI#10.3733/hilg.v17n07p251
Abstract | PDF of full article

Some problems in the use of artificial light in crop protection
William B. Herms
April 1947 pp359-375, DOI#10.3733/hilg.v17n10p359
Abstract | PDF of full article

The branch wilt of Persian walnut trees and its cause
E. E. Wilson
August 1947 pp413-436, DOI#10.3733/hilg.v17n12p413
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
August 1947 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
October 1947 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
October 1947 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
October 1947 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
October 1947 pp545-551, DOI#10.3733/hilg.v17n17p545
Abstract | PDF of full article

Spinach yellow dwarf
Henry H. P. Severin and Donald H. Little
October 1947 pp553-566, DOI#10.3733/hilg.v17n17p553
Abstract | PDF of full article

Weeds experimentally infected with beet-mosaic virus
Henry H. P. Severin and Roger M. Drake
October 1947 pp567-576, DOI#10.3733/hilg.v17n17p567
Abstract | PDF of full article

Viruses that induce breaking in color of flower petals in pansies and violas
Henry H. P. Severin
November 1947 pp577-594, DOI#10.3733/hilg.v17n18p577
Abstract | PDF of full article

Transmission of California aster-yellows virus by leafhopper species in Thamnotettix group
Henry H. P. Severin
April 1948 pp201-216, DOI#10.3733/hilg.v18n04p201
Abstract | PDF of full article

Anatomic effects of the viruses of Pierce’s disease and phony peach
Katherine Esau
November 1948 pp423-482, DOI#10.3733/hilg.v18n12p423
Abstract | PDF of full article

Sugar-beet mosaic
Henry H. P. Severin and Roger M. Drake
November 1948 pp483-521, DOI#10.3733/hilg.v18n13p483
Abstract | PDF of full article

Outbreak of western cucumber mosaic on sugar beets
Henry H. P. Severin and Julius H. Freitag
November 1948 pp523-530, DOI#10.3733/hilg.v18n14p523
Abstract | PDF of full article

Symptoms of additional cucumber-mosaic viruses on sugar beets
Henry H. P. Severin
November 1948 pp531-538, DOI#10.3733/hilg.v18n14p531
Abstract | PDF of full article

Aphid transmission of mild mosaic virus of annual stock
Henry H. P. Severin and C. M. Tompkins
November 1948 pp539-552, DOI#10.3733/hilg.v18n15p539
Abstract | PDF of full article

Additional virus diseases of spinach in California
Henry H. P. Severin
November 1948 pp553-566, DOI#10.3733/hilg.v18n15p553
Abstract | PDF of full article

Olive leaf spot and its control with fungicides
E. E. Wilson and H. N. Miller
March 1949 pp1-24, DOI#10.3733/hilg.v19n01p001
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
April 1949 pp171-186, DOI#10.3733/hilg.v19n06p171
Abstract | PDF of full article

Transmission of the virus of Pierce’s disease of grapevines by leafhoppers
Henry H. P. Severin
April 1949 pp190-206, DOI#10.3733/hilg.v19n06p190
Abstract | PDF of full article

Pierce’s disease investigations
A. J. Winkler
June 1949 pp207-264, DOI#10.3733/hilg.v19n07p207
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
January 1950 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
January 1950 pp357-382, DOI#10.3733/hilg.v19n11p357
Abstract | PDF of full article

Pansy leafspot, caused by Centrospora acerina, host range, and control
C. M. Tompkins and H. N. Hansen
February 1950 pp383-398, DOI#10.3733/hilg.v19n12p383
Abstract | PDF of full article

Botrytis blight of bouvardia flowers
C. M. Tompkins
February 1950 pp399-400, DOI#10.3733/hilg.v19n13p399
Abstract | PDF of full article

Botrytis stem rot of tuberous-rooted begonia
C. M. Tompkins
February 1950 pp401-410, DOI#10.3733/hilg.v19n13p401
Abstract | PDF of full article

Etiology of cereal root rots in California
John W. Oswald
February 1950 pp447-462, DOI#10.3733/hilg.v19n15p447
Abstract | PDF of full article

Texananus incurvatus: I. Taxonomy
Dwight M. DeLong and Henry H. P. Severin
April 1950 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
April 1950 pp544-545, DOI#10.3733/hilg.v19n18p544
Abstract | PDF of full article

Texananus incurvatus: III. Life history on virus-infected and on healthy plants
Henry H. P. Severin
April 1950 pp546-551, DOI#10.3733/hilg.v19n18p546
Abstract | PDF of full article

Colladonus geminatus and C. montanus: Life histories on virus-infected and on healthy plants
Henry H. P. Severin and Edward C. Klostermeyer
April 1950 pp553-560, DOI#10.3733/hilg.v19n18p553
Abstract | PDF of full article

Inheritance of resistance to scald in barley
O. C. Riddle and Fred N. Briggs
June 1950 pp19-27, DOI#10.3733/hilg.v20n02p019
Abstract | PDF of full article

Physiologic and genetic studies with the stripe disease in barley
Coit A. Suneson
June 1950 pp29-36, DOI#10.3733/hilg.v20n02p029
Abstract | PDF of full article

Multiple viruses of tomato inducing fruit malformation and leaf symptoms
Henry H. P. Severin
August 1950 pp109-136, DOI#10.3733/hilg.v20n07p109
Abstract | PDF of full article

Symptoms of the celery-calico virus on tomato plants
Henry H. P. Severin
August 1950 pp137-145, DOI#10.3733/hilg.v20n07p137
Abstract | PDF of full article

Etiology and control of poinsettia root and stem rot caused by Pythium spp. and Rhizoctonia Solani
C. M. Tompkins and John T. Middleton
September 1950 pp171-182, DOI#10.3733/hilg.v20n09p171
Abstract | PDF of full article

Pythium rot of pink and yellow calla corms and its control
C. M. Tompkins
September 1950 pp183-190, DOI#10.3733/hilg.v20n10p183
Abstract | PDF of full article

Transmission of radish-mosaic virus by aphids
Henry H. P. Severin and C. M. Tompkins
September 1950 pp191-205, DOI#10.3733/hilg.v20n11p191
Abstract | PDF of full article

Spotted wilt of white, yellow, and pink callas
C. M. Tompkins and Henry H. P. Severin
September 1950 pp207-232, DOI#10.3733/hilg.v20n12p207
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Symptoms of cucumber-mosaic and tobacco-ringspot viruses on celery
Henry H. P. Severin
October 1950 pp267-277, DOI#10.3733/hilg.v20n14p267
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Aphid transmission of a mosaic virus and symptoms of other virus diseases of Primula obconica
Henry H. P. Severin and C. M. Tompkins
October 1950 pp279-298, DOI#10.3733/hilg.v20n15p279
Abstract | PDF of full article

Simi, a processing tomato resistant to Verticillium and Fusarium wilts
J. W. Lesley and John T. Middleton and C. D. McCarty
February 1952 pp289-299, DOI#10.3733/hilg.v21n10p289
Abstract | PDF of full article

Soil fumigation with chlorobromopropene for the control of nutgrass
Boysie E. Day
February 1953 pp593-604, DOI#10.3733/hilg.v21n18p593
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Anatomy of bark of bud union, trunk, and roots of quick-decline-affected sweet orange trees on sour orange rootstock
Henry Schneider
February 1954 pp567-581, DOI#10.3733/hilg.v22n16p567
Abstract | PDF of full article

Temperature relations of powdery mildews
C. E. Yarwood and Soliman Sidky and Morris Cohen and Vincent Santilli
March 1954 pp603-622, DOI#10.3733/hilg.v22n17p603
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Aphid transmission of nonpersistent plant viruses with special reference to the Brassica nigra virus
Edward S. Sylvester
June 1954 pp53-98, DOI#10.3733/hilg.v23n03p053
Abstract | PDF of full article

Mechanical Transmission of an apple mosaic virus
C. E. Yarwood
July 1955 pp613-628, DOI#10.3733/hilg.v23n15p613
Abstract | PDF of full article

Commodity tolerance studies of deciduous fruits to moist heat and fumigants
L. L. Claypool and H. M. Vines
March 1956 pp297-355, DOI#10.3733/hilg.v24n12p297
Abstract | PDF of full article

Determining the prevalence of certain cereal crop diseases by means of aerial photography
Robert N. Colwell
November 1956 pp223-286, DOI#10.3733/hilg.v26n05p223
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New records of insect-virus diseases
Edward A. Steinhaus
January 1957 pp417-430, DOI#10.3733/hilg.v26n07p417
Abstract | PDF of full article

Curly top symptoms in an inoculated cotyledon of the sugar beet
Katherine Esau
September 1957 pp1-14, DOI#10.3733/hilg.v27n01p001
Abstract | PDF of full article

Anatomic effects of barley yellow dwarf virus and maleic hydrazide on certain Gramineae
Katherine Esau
September 1957 pp15-69, DOI#10.3733/hilg.v27n01p015
Abstract | PDF of full article

Hot-Water treatment of gladiolus cormels for the eradication of Fusarium oxysporum f. gladioli
Chester N. Roistacher and Kenneth F. Baker and J. G. Bald
September 1957 pp659-684, DOI#10.3733/hilg.v26n17p659
Abstract | PDF of full article

2,3,5-Triphenyltetrazolium chloride as an indicator of germinability and dormancy of gladiolus cormels
Chester N. Roistacher and J. G. Bald and Kenneth F. Baker
September 1957 pp685-704, DOI#10.3733/hilg.v26n17p685
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Virus-strain interference in relation to symptoms of psorosis disease of citrus
James M. Wallace
December 1957 pp223-246, DOI#10.3733/hilg.v27n08p223
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Relationships of the Strawberry Viruses of England and California
Norman W. Frazier and Adrian F. Posnette
August 1958 pp455-513, DOI#10.3733/hilg.v27n17p455
Abstract | PDF of full article

The leaf blight disease of almond and its control
Joseph M. Ogawa and E. E. Wilson and Harley English
February 1959 pp239-254, DOI#10.3733/hilg.v28n10p239
Abstract | PDF of full article

Factors influencing control of the citrus nematode in the field with D-D
R. C. Baines and F. J. Foote and L. H. Stolzy and R. H. Small and M. J. Garber
November 1959 pp359-381, DOI#10.3733/hilg.v29n08p359
Abstract | PDF of full article

Vineyard trials in California with nematode-resistant grape rootstocks
Lloyd A. Lider
July 1960 pp123-152, DOI#10.3733/hilg.v30n04p123
Abstract | PDF of full article

Anatomic effects of curly top and aster yellows viruses on tomato
Engracia Arguelles Rasa and Katherine Esau
March 1961 pp469-515, DOI#10.3733/hilg.v30n17p469
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Pathological anatomy of carrot root scab and some factors affecting its incidence and severity
R. G. Grogan and F. W. Zink and K. A. Kimble
June 1961 pp53-68, DOI#10.3733/hilg.v31n03p053
Abstract | PDF of full article

Virus diseases of apple
H. Earl Thomas
November 1961 pp435-457, DOI#10.3733/hilg.v31n13p435
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Host list of the root rot fungus, Armillaria mellea
Robert D. Raabe
September 1962 pp25-88, DOI#10.3733/hilg.v33n02p025
Abstract | PDF of full article

Pot experiments related to the peach replant problem
A. E. Gilmore
March 1963 pp63-78, DOI#10.3733/hilg.v34n03p063
Abstract | PDF of full article

Head smut of sorghum, sudangrass, and corn, caused by Sphacelotheca reiliana (Kühn) Clint.
Philip M. Halisky
July 1963 pp287-304, DOI#10.3733/hilg.v34n08p287
Abstract | PDF of full article

Control of postharvest fruit decays in relation to residues of 2,6-dichloro-4-nitroaniline and difolatan
J. M. Ogawa and G. A. Boyack and J. L. Sandeno and Judith H. Mathre
May 1964 pp365-373, DOI#10.3733/hilg.v35n14p365
Abstract | PDF of full article

Susceptibility of almond leaf to Coryneum blight, and evaluation of helicopter spray applications for disease control
J. M. Ogawa and W. E. Yates and W. W. Kilgore
October 1964 pp537-543, DOI#10.3733/hilg.v35n19p537
Abstract | PDF of full article

Pythiaceous fungi and plant-parasitic nematodes in California pear orchards: I. Occurrence and pathogenicity of pythiaceous fungi in orchard soils
Carl W. Nichols and S. M. Garnsey and R. L. Rackham and S. M. Gotan and C. N. Mahannah
October 1964 pp577-602, DOI#10.3733/hilg.v35n21p577
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Pythiaceous fungi and plant-parasitic nematodes in California pear orchards: II. Incidence and distribution of parasitic nematodes in orchard soils
Alex M. French and B. F. Lownsbery and S. M. Ayoub and A. C. Weiner and N. El-Gholl
October 1964 pp603-610, DOI#10.3733/hilg.v35n21p603
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Pythiaceous fungi and plant-parasitic nematodes in California pear orchards: III. Effect of reduction of nematode populations by soil fumigation on subsequent growth of pear seedlings
B. F. Lownsbery and J. T. Mitchell and S. M. Paracer
October 1964 pp611-614, DOI#10.3733/hilg.v35n21p611
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Preparation of nematodes for microscopic study—perfusion by vapor phase in killing and fixing
A. R. Maggenti and D. R. Viglierchio
September 1965 pp435-463, DOI#10.3733/hilg.v36n12p435
Abstract | PDF of full article

Translocation relationships in and between mistletoes and their hosts
O. A. Leonard and R. J. Hull
December 1965 pp115-153, DOI#10.3733/hilg.v37n04p115
Abstract | PDF of full article

Grapevine leafroll virus—history and anatomic effects
Lynn L. Hoefert and M. Ernest Gifford
October 1967 pp403-426, DOI#10.3733/hilg.v38n11p403
Abstract | PDF of full article

Development of young pear trees with different rootstocks in relation to psylla infestation, pear decline, and leaf curl
W. H. Griggs and D. D. Jensen and Ben T. Iwakiri
May 1968 pp153-204, DOI#10.3733/hilg.v39n07p153
Abstract | PDF of full article

Relationships between boron toxicity and resistance to two types of crown blight and to powdery mildew in muskmelon
G. W. Bohn and G. N. Davis
August 1968 pp325-339, DOI#10.3733/hilg.v39n11p325
Abstract | PDF of full article

Studies on Diplodia and Diplodia-like fungi: I. Effects of carbon sources on certain taxonomic characters and on growth in agar culture
M. M. Satour and R. K. Webster and W. B. Hewitt
September 1969 pp601-629, DOI#10.3733/hilg.v39n22p601
Abstract | PDF of full article

Studies on Diplodia and Diplodia-like fungi: II. Effects of nitrogen sources on growth, sporulation, and certain taxonomic characters
M. M. Satour and R. K. Webster and W. B. Hewitt
September 1969 pp631-653, DOI#10.3733/hilg.v39n22p631
Abstract | PDF of full article

Studies on Diplodia and Diplodia-like fungi: III. Variation in Diplodia natalensis from grape in California
R. K. Webster and W. B. Hewitt and F. J. Polach
September 1969 pp655-671, DOI#10.3733/hilg.v39n22p655
Abstract | PDF of full article

Anatomic effects of corky bark virus in Vitis
E. F. Beukman and E. M. Gifford
November 1969 pp73-103, DOI#10.3733/hilg.v40n03p073
Abstract | PDF of full article

Developmental anatomy of major lateral leaf veins of healthy and of pear-decline diseased pear trees
Kengo Soma and Henry Schneider
January 1971 pp471-504, DOI#10.3733/hilg.v40n13p471
Abstract | PDF of full article

Biology and control of Agrobacterium tumefaciens
M. N. Schroth and A. R. Weinhold and A. H. McCain and D. C. Hildebrand and N. Ross
March 1971 pp537-552, DOI#10.3733/hilg.v40n15p537
Abstract | PDF of full article

Fire blight of pome fruits: The genesis of the concept that bacteria can be pathogenic to plants
Kenneth F. Baker
July 1971 pp603-633, DOI#10.3733/hilg.v40n18p603
Abstract | PDF of full article

Influence of environmental conditions on reactions induced by infiltration of bacteria into plant leaves
D. C. Hildebrand and Beverly Riddle
September 1971 pp33-43, DOI#10.3733/hilg.v41n02p033
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Studies on Diplodia and Diplodia-like fungi: IV. Effects of pH, temperature, light, and vitamins on certain taxonomic characters
W. B. Hewitt and R. K. Webster and M. M. Satour
November 1971 pp77-94, DOI#10.3733/hilg.v41n05p077
Abstract | PDF of full article

Studies on Diplodia and Diplodia-like fungi: V. Effects of carbon:nitrogen ratio on growth, pycnidia, and pycnidiospore formation
R. K. Webster and W. B. Hewitt and M. M. Satour
November 1971 pp95-105, DOI#10.3733/hilg.v41n05p095
Abstract | PDF of full article

Studies on Diplodia and Diplodia-like fungi: VI. Effects of natural substrates on variability in taxonomic characters
R. K. Webster and W. B. Hewitt
November 1971 pp107-121, DOI#10.3733/hilg.v41n05p107
Abstract | PDF of full article

Production of the perfect stage of Mycena citricolor (Berk. and Curt.) Sacc.
J. A. Salas and J. G. Hancock
February 1972 pp213-234, DOI#10.3733/hilg.v41n09p213
Abstract | PDF of full article

Ecological factors limiting epidemics of hop downy mildew in arid climates
R. M. Sonoda and J. M. Ogawa
December 1972 pp457-473, DOI#10.3733/hilg.v41n15p457
Abstract | PDF of full article

Chemical seed treatment for the control of seedling disease of water-sown rice
R. K. Webster and D. H. Hall and J. Bolstad and C. M. Wick and D. M. Brandon and R. Baskett and J. M. Williams
May 1973 pp689-698, DOI#10.3733/hilg.v41n21p689
Abstract | PDF of full article

Culturing and population studies of Ditylenchus dipsaci under monoxenic conditions
D. R. Viglierchio and I. A. Siddiqui and N. A. Croll
September 1973 pp177-213, DOI#10.3733/hilg.v42n06p177
Abstract | PDF of full article

1,3-dichloropropene and 1,2-dibromoethane compounds: Part I. Movement and fate as affected by various conditions in several soils
I. J. Thomason and M. V. McKenry
May 1974 pp393-421, DOI#10.3733/hilg.v42n11p393
Abstract | PDF of full article

1,3-dichloropropene and 1,2-dibromoethane compounds: Part II. Organism-dosage-response studies in the laboratory with several nematode species
I. J. Thomason and M. V. McKenry
May 1974 pp422-438, DOI#10.3733/hilg.v42n11p422
Abstract | PDF of full article

Studies on Diplodia and Diplodia-like fungi: VII. Criteria for classification
R. K. Webster and W. B. Hewitt and J. Bolstad
September 1974 pp451-464, DOI#10.3733/hilg.v42n13p451
Abstract | PDF of full article

Factors that affect deep penetration of field soils by methyl bromide
M. J. Kolbezen and D. E. Munnecke and W. D. Wilbur and L. H. Stolzy and F. J. Abu-El-Haj and T. E. Szuszkiewicz
November 1974 pp465-492, DOI#10.3733/hilg.v42n14p465
Abstract | PDF of full article

Sexuality and genetic behavior in the fungus Hypomyces (Fusarium) solani f. sp. cucurbitae
W. C. Snyder and S. G. Georgopoulos and R. K. Webster and S. N. Smith
August 1975 pp161-185, DOI#10.3733/hilg.v43n06p161
Abstract | PDF of full article

Movement of steam along the sides of containers during steam treatment of soil
Kenneth F. Baker and William H. Fuller
November 1976 pp83-97, DOI#10.3733/hilg.v44n04p083
Abstract | PDF of full article

Factors affecting soil populations of Pythium ultimum in the San Joaquin Valley of California
Joseph G. Hancock
May 1977 pp107-122, DOI#10.3733/hilg.v45n04p107
Abstract | PDF of full article

Eutypa armeniacae in apricot: Pathogenesis and induction of xylem soft rot
Harley English and J. R. Davis
July 1978 pp193-204, DOI#10.3733/hilg.v46n06p193
Abstract | PDF of full article

Epidemiology of stem rot disease of rice: Effects of burning vs. soil incorporation of rice residue
R. K. Webster and C. M. Wick and D. M. Brandon and D. H. Hall and J. Bolstad
February 1981 pp1-12, DOI#10.3733/hilg.v49n03p012
Abstract | PDF of full article

Effects of infection with Rhynchosporium secalis on some components of growth and yield in two barley cultivars
M.A. Jackson and R.K. Webster
April 1981 pp1-14, DOI#10.3733/hilg.v49n04p014
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
June 1983 pp1-38, DOI#10.3733/hilg.v51n02p038
Abstract | PDF of full article

Plant-parasitic nematodes associated with forest trees in California
Joyce W. Lownsbery and Benjamin F. Lownsbery
August 1985 pp1-16, DOI#10.3733/hilg.v53n05p016
Abstract | PDF of full article