杀虫剂的

Methomyl, fipronil, tebufenozide and imidacloprid resulted in slow photodecomposition of rotenone in aqueous solution revealing a photo-extinction effect, chlorpyrifos, ethiofencarb, cypermethrin and tetramethrin made the photolysis of rotenone in aqueous solution fast showing an obvious photosensitized effect.

室内条件下研究了鱼藤酮水溶液存在不同杀虫剂时，鱼藤酮的紫外光降解，结果表明：灭多威、氟虫腈、虫酰肼和吡虫啉使鱼藤酮在水溶液中的光解速率下降，表现出明显的光猝灭降解效应；毒死蜱、杀虫单、氯氰菊酯和胺菊酯使鱼藤酮在水溶液中的光解速率加快，表现出光敏化降解效应。

However, the mechanism of rotenone in PD is unclear.

大量的流行病学和小动物实验研究发现长期以来被认为安全有效广泛使用的农药杀虫剂鱼藤酮与PD的发病相关，但是其具体的作用机制不详。

Series of β-sitosterol derivative are synthesized in order to select the more effective insecticide and to study the relationship between molecular structure and insecticidal activity.

为筛选更有效的杀虫剂，探明β谷甾醇的分子结构与杀虫活性之间的关系，合成了一系列的β谷甾醇衍生物。

I produced fertilizer, plant hormone, agricultural synergist, insecticide, fungicide, herbicide six series over 100 varieties, with its reliable quality, beautifully packaged in the agricultural industry has won a very good reputation.

我公司生产的叶面肥、植物激素、农用增效剂、杀虫剂，杀菌剂、除草剂六大系列100多个品种，以其可靠的质量，精美的包装在农资行业赢得了很好的盛誉。

Its insecticidal active ingredients are sesquiterpenoid polyol esters with a dihydroagarofuran structure. These compounds are stable to light, heat, and pH, and exert a narcotic and toxic poisoning action. Celastrus angulatus contains a plant-origin insecticide with a unique mechanism of action. Celangulins, a 0.2% emulsifiable concentrate has already been developed for insect control.

是我国广泛分布的一种杀虫植物，其杀虫有效成分基本上均是以二氢沉香呋喃为骨架的多元酯类化合物，对光、热和pH值均稳定，对害虫主要表现为麻醉和毒杀作用，苦皮藤是一类作用机理独特的植物源杀虫剂，在其实际杀虫的应用上，已经开发出了0.2%苦皮藤素乳油。

The confidential information disclosed under this Agreement by CAS shall be limited to certain new natural pesticide which show an insecticidal action against Heliothis armigera and which CAS provides to BAYER - hereinafter referred to as INFORMATION - and to samples related thereto,- hereinafter referred to as the TEST MATERIAL-.

为保护双方间交流的某些保密信息，双方同意：1、CAS公司在此协议项下向Bayer公司透露的保密信息应限于某些能够杀死棉铃虫的新型自然杀虫剂（化合物----以及与之相关的样品--以下简称测试材料。

The present invention provides important theoretic base for constituting recombinant virus with expanded host domain and provides one hopeful way for developing recombinant virus pesticide with wide spectrum pesticidal activity, and improving and developing genetically the expression vector system.

本发明为构建宿主域拓展的重组病毒提供了重要理论依据，并且为开发出具有广谱杀虫活性的重组病毒杀虫剂以及表达载体系统的遗传改良和开发提供了一条有希望的途径。

But due to the eagle's placement on the U.S. endangered species list, strict regulations and intense repopulation efforts, and the banning of certain pesticides, that number has recently risen to 7,678 breeding pairs.

但由于在美国秃头鹰是列入濒临灭绝的物种名单，严格的条例和强烈的再引种努力，和禁止某些杀虫剂，最近的数目已经升到7678繁殖对。

In recent years, due to the discharge of industrial wastes, irrigation with pol- luted water and the use of fertilizer and pesticide, more and more Cd entered and accumulated gradually in the black soil (Guo and Zhou, 2004), which has imposed potential effect on the environment of black soil.

在近年来，由于排放工业废料，灌溉的Pol - luted水和使用肥料和杀虫剂，更裁谈会和更多的进入和积累，逐步在黑土（郭和周， 2004年），已施加的潜在影响，对环境的黑土。

Bacillus thuringiensis is an endospore-forming bacterium characterized by the presence of a crystal protein within the cytoplasm of sporulating cell.

随著环保意识的抬头，过去所使用的化学杀虫剂虽然曾经发挥很大的杀虫功效，但也因为它们所带来的环境污染益发严重而使人们开始正视这个问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。