Decline of resistance to insecticides in the absence of selection pressure in houseflies
家蝇无选择压力抗药性衰退观察
A lethal dose of the insecticide is absorbed by insects which come into contact with the surface.
杀虫剂的致命剂量被接触喷洒面的昆虫吸收。
Insecticide abuse is an important cause of beet armyworm outbreak
杀虫剂使用失当是甜菜夜蛾大发生的重要原因
Control of root mealy bugs is accomplished with soil drenches with an insecticide.
根部粉蚧的控制是在土壤喷洒杀虫剂时完成的。
Use of fish brain acetylcholinesterase activity as a monitor for phosphorous insecticide pollution of water bodies
用鱼脑胆碱酯酶活力监测有机磷农药对水体的污染
Biological Activity Analysis of Prodenia litura Larvae which Applied by Insecticide Combinations
杀虫剂复配对斜纹夜蛾幼虫的生物活性分析
Additional insecticides and larvicides are expected to reach Dili next week.
下周，预计将有更多的杀虫剂和杀幼虫剂运抵帝力。
Preliminary Studies on the Effects of Three Botanical Insecticides to the Adult of Maladera sp.
三种植物性杀虫剂对烟草码绢金龟生物活性的初步研究。
During epidemics, insecticides are also often applied as space sprays to kill the adult mosquitoes.
在流行期间, 也可经常应用杀虫剂喷洒空间以杀死成蚊。
CONTACT TOXICITY OF INSECTICIDES AGAINST THE ADULTS OF LIPOSCELIS PAETA
杀虫剂对小眼书虱成虫的触杀毒力
Contact toxicity of several insecticides against the adults of Liposcelis entomophila
几种杀虫剂对嗜虫书虱的触杀作用
An aeroplane was used to dust insecticide.
使用了一架飞机来喷洒杀虫剂。
Car care products， aerosol insecticide， ribbon， etc. of aerosol products.
汽车护理用品，杀虫气雾剂，彩带等等的气雾剂产品。
Evaluation on the Efficacy of Aerosol Insecticides against Culex quinquefasciatus
卫生杀虫剂对致倦库蚊药效评价
Objective To evaluate the safety of household insecticide aerosol.
目的评价家用卫生杀虫气雾剂的安全性。
Of aerosol insecticides，7 were unites，90 were binary mixtures，33 were triplet mixtures.
气雾剂商品中有单剂7个，二元混剂90个，三元混剂33个
Bed nets treated with insecticides have not been used on a large scale in Africa, he says.
他说，非洲从来没有大范围使用过床用蚊帐。
Effect of porphyrin insecticides agent on oxya chinensis and mechanisms
卟啉杀虫剂对稻蝗的毒杀作用及机理初探
Study on Zhan Shi biological insecticide residue degradation agent strawberry field experiment
战氏生物农残降解剂草莓田间试验研究
agricultural insecticide.
农用杀虫剂
probation agricultural insecticide
试用农药杀虫剂
aircraft insecticide
飞机杀虫剂
The airplane dusted the crops with an insecticide.
飞机给农作物撒农药。
The Effects of Various Insecticides on Aphid in Alfalfa Fields.
苜蓿蚜虫田间药剂防治效果
Control efficacy of several botanical insecticides mixture on alfalfa thrips
植物源药剂混配防治西花蓟马的药效研究
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