Answer: Soybean meal is an important anthrax pest of bean crops. Adults spawn on earthworms. After the hatching of larvae, a white small thin silk bursa is added to the larvae. The pods dry. Drum grain beans are often chopped into a short period of time or eaten. The affected quail is filled with insect feces, and the pods can be damaged. There are three ways to prevent and control soybean meal. First, the use of insect-resistant varieties can effectively reduce the damage of soybean meal. Second, the sowing date should be appropriately adjusted to avoid the spawning period of soybean meal. Third, The flowering stage and the early stage of scarring were controlled by chemical agents. The use of 40% fenvalerate 6000 times or 2.5 deltamethrin 3000 times, or 5% of 5% of malathion spray, spray once every 7 days, can play a role in flower protection.
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