Citrus pest control: Studies made of results from the addition of 2,4-D to oil sprays
AuthorsW. S. Stewart
L. A. Riehl
Authors AffiliationsW. S. Stewart is Associate Plant Physiologist in the Experiment Station, Riverside; L. A. Riehl is Assistant Entomologist in the Experiment Station, Riverside.
Hilgardia 2(9):3-16. DOI:10.3733/ca.v002n09p3. September 1948.
Adding 2,4-D to oil sprays has reduced fruit-drop, mature leaf-drop, fruit-stem die-back and black-button formation during citrus fruit storage.
Stewart W, Riehl L. 1948. Citrus pest control: Studies made of results from the addition of 2,4-D to oil sprays. Hilgardia 2(9):3-16. DOI:10.3733/ca.v002n09p3
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Fertilization of celery: Adequate supply of nitrogen required for best yields
Alternate bearing of avocado: May be corrected eventually by one of two possible solutions to problem
Abscission: Chemical control of shedding or dropping of plant parts
Fruit-stem die-back: Reduction is extra benefit of application of 2,4-D to citrus for fruit drop control
Weed control: Effectiveness of soil treatment compared with contact sprays in rank growing crops
Control of rats and mice: Effectiveness requires continuous application of proven methods
Onion seed yields increased: By adequate supply of irrigation water
Wood pocket: May be result of virus or toxin in parent tree in certain strain of Lisbon lemon
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Aphid control on potatoes: Experimental plots near Arvin and Shafter used to test effectiveness of insecticides
Swine production: Development of bacon-type hog considered by California growers
A preliminary study of petroleum oil as an insecticide for citrus trees