• 积水中加入蚊幼虫剂(例如双硫磷杆菌亚种苏云金杆菌)。

    Larvicidal oil or larvicide (such as temephos, Bacillus thuringiensis subspecies israelensis etc.) can be applied to stagnant water.

    youdao

  • 目的探讨城镇流动水中的防制对策,观察双硫颗粒剂灭蚊效果持效期。

    Objective To study the mosquito larvae management strategy in Shanghai City stream river and the effect, long-lasting activity of abate granules against mosquito larvae.

    youdao

  • 选用氨水溶液代替醋酸作为新型催化剂用于硫磷辛基碱性T203皂化反应

    Hartshorn(NH_(4)OH) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate (T203).

    youdao

  • 选用氨水溶液代替醋酸作为新型催化剂用于硫磷辛基碱性T203皂化反应

    Hartshorn(NH_(4)OH) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate (T203).

    youdao

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