1.
An insecticide made from the dried flower heads of Chrysanthemum cinerariifolium or C.coccineum.
干菊头杀虫剂由除虫菊或红花除虫菊的干燥的花头制成的一种杀虫药剂
2.
Selective Toxicity of Eight Insecticides to Henosepilachna vigintioctopunctata Fabricius and Pediobius foveolatus Crawford
杀虫药剂对茄二十八星瓢虫及瓢虫柄腹姬小蜂的选择毒性
3.
medicines, insect poisons, or cleaning fluids.
药品，杀虫剂或清洁剂。
4.
An agent used to kill worms.
杀蠕虫剂用来杀蠕虫的一种药剂
5.
A chemical agent that kills eggs, especially the eggs of insects.
杀卵剂一种杀死卵的化学药剂，尤指杀死虫卵的杀虫剂
6.
The insects have become resistant to the pesticide.
这些昆虫已经对杀虫剂有抗药性了。
7.
strains of mosquitoes that are resistant to insecticide
对杀虫剂有抗药性的蚊虫.
8.
An insecticide designed to kill larval pests.
杀幼虫剂用于杀死害虫幼虫的杀虫剂
9.
An agent that kills germs, especially pathogenic microorganisms;a disinfectant.
杀菌剂一种杀死细菌的药剂，尤指致病的微生物；杀虫剂
10.
licensing (of a drug, a pesticide)
对一种药品一种杀虫剂给予许可证
11.
Farmers use chemicals and sprays to get rid of the pests.
农民使用化学药品和喷剂来杀虫。
12.
a chemical agent used to kill mites.
一种杀灭螨虫的化学药剂。
13.
Resistance to insecticides has been apparent for many decades.
杀虫剂抗药性的出现已有数十年。
14.
Screening and Effectiveness of theComposed Pesticide 20% TrB EC
复配杀虫剂20％唑威乳油的筛选与药效
15.
Measurement of the toxicity of insecticides to the spiders(Araneae) by using dry film bioassay
利用药膜法测定杀虫剂对蜘蛛的毒性
16.
Some insects develop cross - resistance to insecticides.
通过某些昆虫使交叉抗药性发展成为杀虫剂
17.
Test and Evaluation on Field Efficacy of 8 Kinds of Insecticide on Sugarcane Borers
8种杀虫剂防治甘蔗螟虫田间药效试验及评价
18.
An agent that eradicates an infestation, as of vermin.
灭病媒药，杀害物剂根除侵扰的药剂，如虫害的药剂