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试验结果表明,15%乐·氯EC复配剂防治菜青虫推荐用药量为930～1125ml/hm2,在菜青虫2～3龄期喷药防治,7d防治效果为87.74%～93.55%,15d防治效果达91.82%～97.39%,且对白菜生长安全。
The results showed that the recommended dosage of 15% Lecrochloride EC was 930 ~ 1125ml / hm2 for the control of cabbage caterpillars, that of spraying cabbage was 2-3 days old, the control effect was 87.74% ~ 93.55% The effect reached 91.82% ~ 97.39%, and the growth of cabbage is safe.