杀虫剂的

Toosendanin pesticide is a good kind of botanical pesticide with high insecticidal activity, multiple action modes, broad spectrum and unique mechanism.

西北农林科技大学无公害农药研究服务中心结合华南农业大学毒理室的研究成果，在对川楝进行系统研究的基础上，研制开发出新型植物源杀虫剂——0。

An ethno-map has been completed for the 1.2-million-acre Uaca Indigenous Territory in the north of the state of Amapa on the border between Brazil and French Guiana, and additional project sites have been identified.

一个民族，地图已经完成，为120万英亩的化学院原北方领土的国杀虫剂对边界巴西与法属圭亚那，并新增项目地点已确定。

A very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar.

一种极具毒性的金属元素，有三种同素异性体，砷和砷的化合物用作除草剂、杀虫剂和各种合金，见于毒砂、雌黄、雄黄中。

Supporters claim that Bt Brinjal could cut losses from insect damage by over 50%, and pesticide usage by 80%.

支持者们称bt茄子能减少超过50%的虫害损失并减少80%的杀虫剂用量。

If you're like how I was, thinking that poisons are stuff like insecticides or things that make you cough out white foam and drop dead immediately upon ingestion, then you're wrong.

别跟以前的我一样，以为只有杀虫剂啦，吃了马上就吐白沫倒下死去的那种东西才是毒。

As the key structure of excitability in biological systems, the voltage-gated sodium channel is targeted by a series of neurotoxins derived from plants.

电压门控钠通道是神经细胞兴奋传导的基础，也是杀虫剂最主要的作用靶标。

DDT (dichlorodiphenyltrichloroethane):Synthetic insecticide belonging to the family of organic halogens.

滴滴涕：二氯二苯基三氯乙烷：一种合成的有机卤素化物杀虫剂。

DDT (dichlorodiphenyltrichloroethane):Syn the tic insecticide belonging to the family of organic halogens.

滴滴涕：二氯二苯基三氯乙烷：一种合成的有机卤素化物杀虫剂。

DDT (dichlorodiphenyltrichloroethane):Synthetic insecticide belong ing to the family of organic halogens.

滴滴涕：二氯二苯基三氯乙烷：一种合成的有机卤素化物杀虫剂。

If sprayed too late, the corn borer will already have made a home inside the corn stem and will not be killed.

如果杀虫剂喷洒得太晚，玉米螟早已经在玉米茎的内部安家了。这样，它们就不能被杀死。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。