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- biogenic pesticides 生物农药
- Fumigants are pesticides acting in gaseous phase. 熏蒸剂是以气体形式作用的农药。
- Fermentation is a biogenic process. 发酵是一种生物化学反应过程。
- The fertility of the soil has been greatly improved by the use of pesticides. 土壤施用杀虫剂後肥力大增。
- Thus perhaps even clouds and rain may be biogenic. 以此推论,甚至乎云层雨水也是由生物活动产生的。
- Farmer Jones was a dyed-in-the-wool traditionalist; he would never use any modern pesticides. 农夫琼斯是一个顽固的传统主义者,他从不愿使用任何新式的农药。
- Most pesticides do not comply with this ideal. 大多数杀虫剂在这一点上都不完全理想。
- Many pesticides are highly toxic. 许多杀虫剂毒性很大。
- The crops are regularly sprayed with pesticides. 农作物定期喷洒杀虫剂。
- Any of various hydrocarbon pesticides, such as DDT, that contain chlorine. 有机氯一种含氯的碳氢化合物杀虫农药,如滴滴涕杀虫剂
- Some people were poisoned by pesticides. 有些人农药中毒。
- Their spray pesticides, for their prayers. 为它们喷杀虫剂,为它们祈祷。
- Organophosphate pesticides poisoning. 有机磷农药中毒
- Also, some organic pesticides are harmful to lambs. 而且杀虫剂对羊羔也是有害的。
- New herbicides and pesticides were developed. 新型除草剂与杀虫剂得到开发。
- Residues of pesticides can build up in the soil. 残余的杀虫剂会在土壤中积淀起来。
- biogenic pesticide 生物源农药
- Data on the world production and use of pesticides is fragmentary. 世界上有关农药的生产和利用的材料是很分散的。
- Red Tide is usually caused by agricultural pesticides, detergents or conditions, which increase nutrients in the water. 赤潮通常是由于农业杀虫剂、清洁剂引起的,或是因为营养增大的水域状况。
- Effect of biogenic hydrocarbon to photochemical pollution in Guangzhou. 天然源排放碳氢化合物对广州地区光化学污染的影响。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries