螟是什么意思_螟用英语怎么说_螟的翻译_螟翻译成_螟的中文意思_螟怎么读,螟的读音,螟的用法,螟的例句

Sumith 1 : 400 ; and DDVP 1 : 400 spraying are very effective.

杀螟松 1∶400 倍水和DDVP1∶400 倍水喷洒植株,药效均达90%以上.

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The result of the same insecticide against different popution instar larva of Cnaphalocrocis medinalis were difference.

同一杀虫剂对不同地区的稻纵卷叶螟幼虫的防治效果有差异.

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The results showed that Trichogramma japonicum Ashmead was the dominant species in all these regions.

对江苏和安徽几个不同稻螟发生区螟卵寄生蜂的调查表明,稻螟赤眼蜂为优势种.

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Objective To evaluate the environmental estrogenic activity of the pesticide fenitrothion and study the possible mechanism.

目的检测杀螟硫磷的环境雌激素活性,并探讨其作用机制.

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