Plutella algebra year varies from 12 - 27 days, the larval stage.

小菜蛾一年发生代数各地不一,幼虫期12-27天.

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The essential oil showed strong non - selective antifeedant and oviposition effect, but the persistence was not good.

龙柏精油对小菜蛾具有较强的 非 选择性拒食作用和产卵忌避作用, 但由于精油的挥发性效果不持久.

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There are necessary acids for the fungis growth in the diamondback moths bodies.

小菜蛾幼虫体内具有虫生真菌菌株营养生长所必需的氨基酸.

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This thesis is to study the insecticidal effect of PC to aphids and Plutella xylostlla.

本文研究蝉拟青霉对蚕豆蚜虫和小菜蛾的杀虫作用.

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One is plant ticklish is cosmopolitan pest cole moth, chemically insecticide kills more more.

有一种很难对付的世界性害虫小菜蛾, 用化学杀虫剂越杀越多.

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