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唐山地区行政公署农业局植保站今年用灭幼脲类(抗脱皮激素)防治二代粘虫试验取得了良好的效果。灭幼脲,是一类作用机制特殊的新型杀虫剂,破坏
This year, the plant protection station of Agriculture Bureau of Tangshan Administration Office achieved good results with the test of the prevention and cure of the second generation armyworm with the use of mepivacaine (anti-peeling hormone). Chlorbenzuron is a new type of insecticide with special mechanism of action, which is destroyed