Walnut aphid study: Shows systox promising material for conditions in northern California
AuthorsA. E. Michelbacher
O. G. Bacon
C. S. Davis
Authors AffiliationsA. E. Michelbacher is Associate Professor of Entomology, University of California, Berkeley; O. G. Bacon is Assistant Professor of Entomology, University of Californian, Berkeley; C. S. Dams is Research Assistant in Entomology, University of California, Berkeley.
Hilgardia 7(4):10-10. DOI:10.3733/ca.v007n04p10. April 1953.
A single application of systox was sufficient to control the walnut aphid for the entire season in an experimental orchard at Linden.
Michelbacher A, Bacon O, Davis C. 1953. Walnut aphid study: Shows systox promising material for conditions in northern California. Hilgardia 7(4):10-10. DOI:10.3733/ca.v007n04p10
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Orchard sprinkler irrigation: Studies show supply of readily available soil moisture more important for fruit growth than type of irrigation
Alfalfa hay quality: Leaf shatter loss greatest when hay is handled at low moisture content
DDT resistant leafhoppers: Malathon outstanding for grape leafhopper control in tests in areas where DDT resistance was present
Acaricides on apples and pears: Tentative ratings of II acaricides given for spider mite control in northern California for 1953 season
Cyclamen mite on strawberry: Successful control by use of natural enemy of pest possible as indicated by results of field investigations
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Systox on cotton: Systemic insecticide successful in southern California control tests
Pests of red kidney beans: Increased yields resulted from proper timing and application of control treatments tested in 1952 trials
Efficiency in fruit marketing: Costs of dumping field lugs and receiver-trucking costs studied in relation to packing-house methods
Injurious effects of manganese and iron deficiencies on the growth of citrus