The field bioassay of 4 trunk injection insecticides ( 14 % Imidacloprid + DDVP , 4.5 % Imidacloprid, 2 % Abamectin and 30 % DDVP + omethoate ) was conducted against Brontispa longissima.

利用14%吡虫啉.敌敌畏注干液剂 、 4.5%吡虫啉注干液剂 、 2%阿维菌素注干液剂和30%敌畏.

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The results showed that 14 % Imidacloprid + DDVP , 4.5 % Imidacloprid and 30 % DDVP + omethoate were efficient, and 14 % Imidacloprid + DDVP exhibits high efficiency.

结果表明14%吡虫啉.敌敌畏注干液剂 、 4.5%吡虫啉注干液剂和30%敌畏.

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