Botanical insecticides是什么意思

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用法例句

The toxicities of the novel botanical insecticide,0.

结果表明,这种新型植物性杀虫剂对雌雄鹌鹑72h的LD50分别为2885。

The research methods of controlling Sitophilus Zeamais by botanical insecticides are overviewed in this article.

本文系统介绍了各种植物性杀虫剂防治玉米象的研究方法,阐述了目前在玉米象防治中已利用的植物性杀虫剂的研究成果和应用价值。

Researchers have done a great deal of work on botanical insecticides.

植物成为寻找新的环境友好型绿色农药的重要来源,很多学者在植物性杀虫剂的应用研究方面做了大量的工作。

Role of three botanical insecticides on the control of citrus leafminer (Phyllocnistis citrella Stainton);

3种植物杀虫剂对柑桔潜叶蛾的控制作用

This paper viewed the development of natural botanical insecticides、ecological effect of botanical insecticides、 the relationship between insecticides resistance and environment,and some limitations of botanical insecticides.

农药对环境的影响巨大,本文从环境相容性的角度,论述了环境对植物杀虫剂的发展需求,植物杀虫剂的环境生态效应及抗性与环境的关系和植物杀虫剂发展的局限性等,并提出了环保型植物杀虫剂的发展方向。

The results indicated that all of the four kinds of plant extracts could be used as botanical insecticides to control P.

试验结果为进一步在生产实践中有效应用植物杀虫剂提供参考依据。

The rusults indicated that this botanical insecticide could be high effective against the target pests, safe to the non-target biosomes, and suited for controlling of the pests in the vegetable field and city greentrees.

简要报道植物杀虫剂 0 。

)in the variety of botanical insecticides on the growth and development,digestive,respira- tory,nervous and muscular systems of insects were reviewed.

简要综述不同资源类型的植物杀虫剂,通过其有效成份生物碱类、萜类、黄酮类、精油类、光活化毒素类等物质影响昆虫生长发育及消化系统、呼吸系统、代谢系统、神经肌肉系统等从而达到杀虫的目的。

The methods for isolation of Nicotine (a plant pesticide) and its effects on killing insects were studied systematically.

研究植物杀虫剂———烟碱 (尼古丁 )的提取方法以及烟碱杀虫的效果 ,结果表明烟碱是广谱性的杀虫剂 ,对软体昆虫灭杀效果尤

Studies on the use of the botanical pesticide KPT emulsion for controlling Phyllonistis citrella;

植物杀虫剂苦皮藤素对柑橘潜叶蛾控制效果的研究

Dtrans allethrin

(植物性杀虫剂) 反丙烯除虫菊

Research Advances in Stored-Grain Insect Control by Botanical Insecticides

植物性杀虫剂防治储粮害虫的研究进展

Environmental Safety Evaluation of Botanical Pesticide Toosendanin;

植物源杀虫剂川楝素环境安全性评价

The insecticide drizzled over the plants

杀虫剂洒落在植物上。

Shiraki sexual acaricidic pesticide plant in vivo uptake role and transpiration.

触杀性杀螨杀虫剂，它在植物体内无内吸作用和蒸腾作用。

Fractionations from Daphne genkwa (Thymelaeceae) and its Effect to Abraxas miranda (Lep.Gerometridne)

植物源昆虫调控剂研究 Ⅲ.芫花杀虫活性组分的分离及生物测定

Studies on Botanical Insecticide Preparation of ACG and AFG;

ACG和AFG植物源杀虫剂的研制

Studies on the Botanical Pesticide of TF, Ornithogalum Caudatum, Corlandrum Sativum;

TF、万年青、芫荽植物源杀虫剂的研制

Study on Prevention and Treatment of Tobacco Aphid by Plant- derived Compound Insecticide

植物源复合杀虫剂对烟蚜的防治研究

Bioactivities of Several Botanical Pesticides Against Spiraling Whitefly(Aleurodicus dispersus Russell)

几种植物源杀虫剂对螺旋粉虱的生物活性及田间防治效果

An insecticide derived from a plant, e.g. pyrethrum (from Chrysanthemum flowers).

3来源于植物的杀虫剂，例如除虫菊（来源于菊花）。

Studies on the Botanicai Insectcides Controlling Poplar Pests

植物源杀虫剂等防治杨树害虫试验研究

Adaptability of Plutella Xylostella of Field-collected Strain to the Different Host Plants with the Stress from Different Type of Insecticides;

小菜蛾田间品系在不同类型杀虫剂胁迫下的寄主植物适应性研究

Studies on the Insecticided Activity Secondary Chemicals of Tropical Plant;

热带植物次生物质杀虫生物活性研究

Studies on the Botanical Insecticide Microemulsion and Emulsifiable Concentrate of Acorus Calamus L.

植物杀虫剂水菖蒲微乳剂和乳油的研究

The Study on Insecticidal Activity of 24 Plant Against Helicoverpa Armigera and Leucania Separata Walker;

24种植物对棉铃虫、粘虫杀虫活性的研究

The Studies on Biological Characters of Peries Rapae L. and Screening and Bioactivity of Insecticidal Plants Against Peries Rapae L.;

菜青虫生物学特性、杀虫植物筛选与活性研究

The Investigation of Poisonous Plants in Three Gorges Region and the Determination of Insecticidal Activity of Some Kinds of Hese Plants;

三峡地区杀虫植物的调查及部分植物的杀虫活性测定