查询词典 insecticides

"Arsenic pentoxide (As2O5) is also used in insecticides, herbicides, metal adhesives, and pigment s."

五氧化二砷(AS2O5)是杀虫剂、除草剂以及金属黏合剂的主要成分。

"Arsenic pentoxide (As2O5) is also used in insecticides, herbicides, metal adhesive s, and pigments."

五氧化二砷(AS2O5)是杀虫剂、除草剂以及金属黏合剂的主要成分。

Two bio-insecticides, Bacillus thuringiensis and Ectropis oblqua Nuclear Polyhedrosis Virus, are commonly used for control of pests as mixtures.

苏云金杆菌和茶尺蠖核型多角体病毒等，两类生物源杀虫剂常以复配混用方式应用。

Based on the principle of Probit Analysis, we will discuss the calculating method using Excel for two ordinary data statistics, LC50 and KT50, widely used in the toxicological test of insecticides using Microsoft Excel.

摘 要 根据机值分析法原则，讨论用Excel编制杀虫药物毒力测定中两种常规数据LC50和KT50计算程序的方法。

The above results not only fasten the acquaintance of psocid molecular toxicology and enrich the content of evolution and genetic variation,but also contribute to development of molecular diagnostic technique for psocid resistance in field and pave the way for designing new insecticides and develop new strategies for pest management.

研究的内容和结果，不仅在理论上深化了对书虱分子毒理学的研究，充实生物进化及遗传变异的研究内容，在实践上可以为开发害虫抗性分子检测技术、制订延缓抗性发展和抗性治理方案等提供了重要的理论指导。

The pyrethrin insecticides had lower toxicities to this insects, and the the corrected mortality of avermectin and the chitin synthesis inhibitors is lower than 40%, which's dose is 50 mg/kg.

微生物源杀虫剂阿维菌素和几丁质合成抑剂灭幼脲、杀铃脲和除虫脲对细胸金针虫幼虫的毒力较低，在剂量为50mg/kg土时，其校正死亡率均在40%以下。

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。

Pyrophyllite was used in refractory products, ceramics, paint, insecticides and rubber in decreasing order of consumption.

叶腊石被用于耐火产品、陶瓷、颜料、杀虫剂和橡胶等生产工业。

Sales for paint and refractory products increased, while sales for ceramics, insecticides and rubber decreased. Ceramic and refractory uses accounted for more than 70% of domestic pyrophyllite sales.

对颜料和耐火产品生产部门的销售有了提高，而对陶瓷、杀虫剂和橡胶等生产工业的销售却出现了下降，其中陶瓷和耐火材料工业用量占美国国内叶腊石销售总量的70%以上。

Raticides, insecticides, and fungicides shall not be used unless registered and used in accordance with the Federal Insecticide, Fungicide, and Raticide Act

除依据联邦杀虫剂，杀真菌剂及杀鼠剂法规(7U.S.C135)已登记和使用的品种外，其他的不用。

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。