Final Exam agr 546 Questions with correct answers
Corn rootworm life cycle - Corn Rootworm Damage - Corn rootworm variant biotypes -Corn rootworm - corn rootworm adult/beetle - Insecticides - ANSWER-- chlorinated hydrocarbons (DDTs) - organophospahtes (malathion) - Carbamates (carbaryl) - Pyrethrum (Natural Botanical) - Pyrethroids - Neonicotinoids Organophosphates - ANSWER-toxicity: low to very high Persistence: generally low - cholinesterase inhibitor malathion= low tox & persistence Chlorinated hydrocarbons - ANSWER-DDT banned for long persistence Carbamates - ANSWER-toxicity: low to very high persistence: low - cholinesterase inhibitor carbaryl= low tox & persistence Pyrethrum (Natural Botanical) - ANSWER-- extracts from chrysanthemum - mix of 4 compound
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final exam agr 546 questions with correct answers
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