杀幼虫剂

We are using larvicides and insecticide to keep the mosquito population down.

我们正在使用的杀幼虫剂和杀虫剂把蚊子下来。

The pyrethrin insecticides had lower toxicities to this insects, and the the corrected mortality of avermectin and the chitin synthesis inhibitors is lower than 40%, which's dose is 50 mg/kg.

微生物源杀虫剂阿维菌素和几丁质合成抑剂灭幼脲、杀铃脲和除虫脲对细胸金针虫幼虫的毒力较低，在剂量为50mg/kg土时，其校正死亡率均在40%以下。

Objective To delay the occurrence and development of resistance of mosquito to chemical insecticides,the efficacy of Propoxur mixed with synergists against Culex pipiens pallens larvae collected fromTengzhoucity,Tai'an city and Tangkou township of Jining City in Shandong province,was observed.

目的 观察残杀威与增效剂复配对山东省不同地区现场淡色库蚊幼虫的杀虫效果，保护和有效使用杀虫剂提供科学依据方法采用WHO生物测试法。

Objective To delay the occurrence and development of resistance of mosquito to chemical insecticides,the efficacy of Propoxur mixed with synergists against Culex pipiens pallens larvae collected fromTengzhoucity,Tai'an city and Tangkou township of Jining City in Shandong province,was observed.

目的 观察残杀威与增效剂复配对山东省不同地区现场淡色库蚊幼虫的杀虫效果，为保护和有效使用杀虫剂提供科学依据。方法采用WHO生物测试法。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。