查询词典 pesticide

People in natural Pyrethrum ester chemical structure on the basis of a variety of pyrethroid insecticides, but the validity of these pesticide residues are short and easy solutions for optical characteristics.

人们在天然除虫菊酯化学结构研究的基础上合成出了多种拟除虫菊酯杀虫剂，但这些杀虫剂均有残效期短和极易光解的特点。

This, Neway Securities analyst Huang Bo told reporters that if the issuance of the smooth passage, the red sun's pesticide rapid expansion of production capacity, at the same time will have to be fat pyrethrum, Pyridine alkali and glyphosate acid three complete industry chain platform, the formation of "intermediate - the original drugs - agents - sales channels," the overall advantage.

为此，新时代证券分析师黄百告诉记者，如果顺利通过发行，红太阳农药迅速扩大生产能力的同时，将必须脂肪除虫菊，吡啶碱和草甘膦酸三个完整的产业链平台，以"中间形成-了-代理商-销售渠道"的整体优势原来的药物。

Natural Insecticidal Pyrethrum CHENG Xuan-Sheng1, ZHAO Ping2, YU Yong3 (1Jiangsu Pesticide Research Institute, Nanjing 210036, China; 2Shenyang Research Institute of Chemical Industry, Shenyang 110021, China; 3Shengyang BMD Chemical Company, Shenyang 110021, China) Abstract: This paper reviews research pertaining to natural insecticidal pyrethrum, including the active ingredient in the pyrethrum flower, manufacture, formulation, toxicity, and research on control of agriculturally important insect pests.

天然除虫菊程暄生1，赵平2，于涌3 (1江苏省农药研究所，南京210036；2沈阳化工研究院，沈阳 110021；3沈阳博美达化学有限公司，沈阳110021)摘要综述了天然除虫菊的相关研究，包括除虫菊花的杀虫活性成分、制剂与加工、毒性及在农业害虫防治方面的研究。

It is understood that the pesticide is pyridine, fine chemicals and pharmaceutical intermediates an important, long-term production companies in Europe and America to be a monopoly.

据了解，吡啶是农药，精细化工及医药中间体的一个重要的，长期在欧美长期生产企业出现了垄断。

The fungal control spectrum of α-pyrone 0.2% WP was investigated using a mycelial growth rate assay. PDA culture medium containing 20 μg/ml of the pesticide inhibited all of the 11 pathogenic fungi tested.

采用菌丝速率法测定了0.2%α-吡喃酮WP的抗菌谱，含药浓度20μg/ml的PDA培养基对测试的11种植物病原真菌均有抑制作用，其中对禾谷丝核菌的抑制作用最强，抑制率为89.3%。

The method of quantum chemistry was used for studying the fluorescence spectra of three common pesticide compounds.

采用量子化学方法对几种农药化合物的荧光光谱进行了理论研究。

As a kind of important chemical intermediate, quinoxaline and its derivatives have been widely applied to medicine,pesticide,dye, feedstuff and so on.

喹喔啉及其衍生物是重要的化工中间体，在医药、农药、饲料及染料等领域得到比较广泛的应用。

After DuPont exclusively possessed Mr. Huangs effective and nontoxic agricultural pesticide patent technology according to 1995 Agreement, it has been refusing to pay for the patent fee and license fee to Mr. Huang without any warrant for 7 years or more. This is crime of contract fraud. The gap between the price DuPont paid for the technology to Mr. Huang and those of similar Natural Pyrethrins-type technologies in world markets was extremely enormous (not considerably big or enormous, but extremely enormous); many especially severe situations accompanied: Holliday, President of DuPont, slandered China a raffish country and Mr.

然而杜邦根据《1995年协议》完全独占了黄**的这项高效、无毒农业杀虫剂专利技术后，杜邦在毫无任何正当理由的情况下7年多来一直拒绝向黄先生支付专费和许可证费，这是利用经济合同的诈骗；杜邦从黄**手中获得的这一技术的价格与世界市场上类似的杀虫菊酯类技术价格相比数额特别巨大（不是较大或巨大而是特别巨大）；并伴有美国杜邦总裁贺利得多次诬蔑中国

The pesticide residue in jasmine tea reduced to different degree, but the level was still relatively high.

茉莉鲜花在窨制中其农药残留量有不同程度的下降，但仍维持较高的水平。

More than 5 years experience of quality management, preferable in pesticide formulation and repackage field.

5年以上质量管理经验，农药配制与分装领域优先。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。