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
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
Evaluation on the Efficacy of Aerosol Insecticides against Culex quinquefasciatus
卫生杀虫剂对致倦库蚊药效评价
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
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
Insecticides also kill helpful insects.
杀虫剂也会杀死益虫。
Studies on Smearing Stem With Insecticides to Control Melon Aphid
乙酰甲胺磷乐果涂茎防治瓜田棉蚜的研究
Effects of feeding on different host plants on resistance to insecticides in the progeny of the cotton aphid
取食不同寄主植物对棉蚜后代抗药性的影响
Selective toxicity of insecticides between Aphis citricola and Coccinella septempunctala
杀虫剂对苹果黄蚜与七星瓢虫的毒力及选择性研究
The Susceptibility of Aphis pomi DeGeer to Insecticides at Different Daytimes and Synergism of Combinations
苹果黄蚜对杀虫剂的敏感性变化及混配增效作用研究
Resistance to insecticides has been apparent for many decades.
杀虫剂抗药性得出现已有数十年。
The relationship between the form of hygienic insecticides and its appliance
卫生用杀虫剂型与施药器械的互作关系
The Applied Research of Insecticides for Hawthorn Spider Mite Control
防治山楂叶螨常用药剂的应用研究
appointed by the China Department of Chemical and Agriculture to be one of the pesticides and insecticides manufacturers.
化工部, 农业部定点生产农药和卫生杀虫剂的专业厂家。
Sublethal effects of insecticides on fecundity of multicolored Asian ladybird Harmonia axyridis
亚致死剂量杀虫剂对异色瓢虫繁殖力的影响
Secondary toxication of ladybird beetle, Propylaea japonica preying on cotton aphids poisoned by insecticides
棉田龟纹瓢虫捕食农药中毒棉蚜的二次中毒问题
Application of diagnostic dose method to monitoring the resistance of striped flea beetle to insecticides in Fujian Province.
诊断剂量法在黄曲条跳甲抗性监测中的应用
The control of cucurbit wilt has been based on chemical insecticides applied for beetle control.
防治葫芦科植物萎蔫病，至今仍依靠使用化学药剂防治甲虫。
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