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用打孔法观察药物杀虫效果较好。
It was better to observe the trichomonacidal effect with hole method.
本株菌对蝼蛄和蛴螬两种地下害虫都没表现出杀虫效果。
具有杀虫效果的生物肥料是一种集药效和肥效为一体的生物制剂。
Biofertilizer with the effect of insecticide not only have the effect of biofertilizer, but also have the effect of insecticide.
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