1.
upsetting the balance of nature through the use of insecticides;
由于杀虫剂的使用破坏自然界的平衡；
2.
In recent years much controversy has surrounded the use of pesticides.
近年来围绕杀虫剂的使用已出现很多矛盾。
3.
An insecticide designed to kill larval pests.
杀幼虫剂用于杀死害虫幼虫的杀虫剂
4.
Evaluation of the Synergism of Mixtures of Pesticides
杀虫剂混合使用的增效作用评判分析
5.
An agent used to kill worms.
杀蠕虫剂用来杀蠕虫的一种药剂
6.
The Field Test of Use of Oo-stat to Prevent Coccidiosis in Fowls
使用球虫消杀剂预防鸡球虫病的效果试验
7.
A substance or preparation used to kill nematodes.
线虫杀虫剂用来杀死线虫的物质或制剂
8.
Fungal bioinsecticides are finding increasing use in agriculture.
真菌生物杀虫剂在农业生产中的使用正在增加
9.
The use of pesticides and fertilizers produces cheap grain and vegetables.
使用杀虫剂和化肥生产出廉价的谷物和蔬菜。
10.
take precautions to safen the use of insecticide
采取预防措施以减少使用杀虫剂的危险性
11.
An aeroplane was used to dust insecticide.
使用了一架飞机来喷洒杀虫剂。
12.
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。
13.
This definition does not exclude the use of pesticides.
这个定义并不排除使用杀虫剂。
14.
It is not my contention that chemical insecticides must never be used.
我不是说人类决不能使用化学杀虫剂。
15.
Effect of two kinds of insecticide combined againt Blattella germanica
2种杀虫剂剂型联合使用对德国小蠊的灭效观察
16.
The countryside has also been affected by the large-scale use of insecticides.For one thing the killing of insects has resulted in a loss of balance of the ecology.
农村也受到大规模使用杀虫剂的影响。首先，捕杀昆虫导致了生态的失衡。
17.
A trademark used for the organic compound, C10H19O6PS2, used as an insecticide.
马拉息昂一种有机化合物所使用的商标名，C10H19O6PS2，用作杀虫剂
18.
Effects of Sublethal Doses of Insecticides on Predation of Multicolored Asian Ladybird Harmonia axyridis (Pallas) (Cole- optera: Coccinelliodae)
亚致死剂量杀虫剂对异色瓢虫捕食作用的影响