应用10%阿维.毒乳油防治小菜蛾幼虫,药效迅速,1d后即取得很好的防治效果且持效期较长,对甘蓝生长无不良影响,施药后植株生长正常。比2种对照药剂增效作用非常明显。试验结果表明,10%阿维.毒乳油是防治小菜蛾的较理想药剂之一,建议用量为每公顷600~900m l。 The application of 10% Avicel emulsifiable solution to control Plutella xylostella larvae showed rapid efficacy and achieved good control effect after 1 day with long lasting period, which had no adverse effect on the growth of cabbage and had normal growth after application. Synergistic effect than the two kinds of reference drugs is very obvious. The test results show that 10% Avicel EC is one of the more ideal agents for controlling Plutella xylostella, and the recommended dosage is 600-900 m 2 per hectare.