CDFA Study guides, Class notes & Summaries

2,4-D is used to control? annual broadleaf weeds in crops Spry Oil Properties High Viscosity in Summer with high heat: Less Phytotoxic Low Viscosity in Winter with low heat: Heavier Oil What is 2-4D amine? Salt What are IGR? Insect Growth Regulators, Mimic natural hormones and interfere with growth Herbicides adsorbs/binds to which kind of soil? Soil with high organic/clay content and Low pH, high temperature Year of earliest bio control? 1200AD Biological control became popular in 1962 ...

Of all the various parasites of Filth Fly they typically attack what? pupae What do Starlings eat in the summer soft fruit What do Starlings eat in the winter? cattle feedlots Which is NOT a control for Klamath Weed? buprestid beetle Anargus epos is a parasite of grape leafhopper that attacks what life stage? eggs The parasite Aphelinus mali is a parasite of woolly apple aphid, but is also a parasite of what other insect? cotton aphid and apple aphid A type of root knot nematode is found ...

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