Hilgardia
Hilgardia
Hilgardia
University of California
Hilgardia

California insects: Survey provides accurate data for study of state's insect problems

Author

Paul D. Hurd

Author Affiliations

Paul D. Hurd, Jr., is Junior Entomologist, University of California, Berkeley.

Publication Information

Hilgardia 8(5):3-3. DOI:10.3733/ca.v008n05p3. May 1954.

PDF of full article, Cite this article

Abstract

Insects of economic importance in California–whether native or introduced–have often been studied with almost complete disregard for their relationship to other insect species, largely because of the immediacy of a specific problem.

Hurd P. 1954. California insects: Survey provides accurate data for study of state's insect problems. Hilgardia 8(5):3-3. DOI:10.3733/ca.v008n05p3

Also in this issue:

Ground-water overdraft: Balance between recharge andraft on ground-water required to correct overdraft in Antelope Valley

Alfalfa and water table levels: Studies on effect of alfalfa on water table indicate need for close control of irrigation

Leafy seviiiano olive cuttings: Rooting readily obtained under mist humidification produced satisfactory trees in experiment at Davis

Rooting paradox walnut hybrids: Promising method for vegetative reproduction of walnut hybrids developed by trench layering

Aphid resistant to parathion: Strain of walnut aphid in Sun Jose area found to have developed definite resistance to parathion

Verticillium in chrysanthemum: Costly disease controlled by practice of culture-indexing and soil fumigation with chloropicrin

Field corn mechanization tests: Low moisture corn harvested with high efficiency in Antelope Valley tests with mechanical pickers

Fluoride lniury to citrus: Effect of air pollutant investigated to learn extent of contamination by component of smog

Lindane repellent to pheasants: Seed grain treated with high levels of Iindane apparently avoided in favor of untreated grain

Earth materials: Growth trials show no benefit to chicks on practical starting ration

Infectious bronchitis: Vaccines released for growing birds not yet tested for laying hens

Safflower meal digestion tests: Lambs used in digestion trials with decorticated seed meal to test product as feed for livestock

Principles governing the reclamation of alkali soils

Webmaster Email: wsuckow@ucanr.edu