Chemical fertilizers and pesticides are regarded by supporters of organic methods as harmful to health and the environment and unnecessary for successful cultivation.

有机耕作法的支持者认为,化学肥料和杀虫剂有害健康,且污染环境,不是良好的收成所必需

属类：行业术语-农林-

At valence 2 or 3 it forms numerous coordination complexes. One is vitamin B12 (cyanocobalamin; see vitamin B complex). Cobalt and its compounds are used in electroplating and colouring ceramics and glass and as lamp filaments, catalysts, a trace element in fertilizers , and paint and varnish driers.

原子价为2或3,能形成大量配位化合物或错合物,其中一种是维生素B12。钴和它的化合物可应用在电镀,陶瓷器、玻璃的染色,制备催化剂、颜料和油漆的干燥剂,以及用作灯丝、肥料中的微量元素等等。

属类：化学及生命科学-化学-

and can engage in the distribution of books, newspapers, magazines, pharmaceutical products, pesticides, mulching films. The distribution of chemical fertilizers , processed oil and crude oil are permitted no later than Dec. 11,2006.

允许经营书报杂志、药品、农药、农膜;不迟于 2006 年 12 月 11 日 允许经营化肥、成品油、原油

属类：法学专业-中国法律-外商投资产业指导目录（ 2004 年修订）

Seed germination may be suppressed if boronated fertilizers are mixed with the seed at planting time

在播种期如以硼盐肥料与种子混合使用,会抑制种子萌芽。

属类：综合句库--

The compounds, in which it has valence 2, are used as insulators and refractories and in fertilizers , cement, rubber, plastics, foods, and pharmaceuticals (antacids, purgatives, laxatives). Magnesium is an essential element in human nutrition; it is the cofactor in enzymes of carbohydrate metabolism and in chlorophyll.

在二价化合物中,镁被用作绝缘体和耐火材料;也用于化肥、水泥、橡胶、塑料、食品和药物(抗酸剂、泻药和轻泻药)。镁是人体营养的一个重要元素,也是在碳水化合物代谢中的和叶绿素中的辅助因子。

属类：化学及生命科学-化学-

Before the use of synthetic fertilizers in the industrial countries, usable nitrogen was supplied as manure and by crop rotation that included a legume crop.

在工业化国家使用合成肥料之前,由粪肥和轮作(包括一种带根瘤的作物)来提供可以利用的氮。

属类：化学及生命科学-化学-

Losses of ca and Mg are accelerated by fertilizers which supply nitrate, sulphate and chloride

在施用硝酸盐、硫酸盐和氯化物的情况下会加速钙和镁的损失。

属类：综合句库--

That' s because they've come to learn that chemical additives in foods, and chemical fertilizers and pesticides that affect plants and animals while they grow are harmful to health. In addition, natural foods contain more vitamins and minerals.

这是因为他们了解到,食物中的添加剂以及在动、植物生长期间影响它们的化肥和杀虫剂对健康都是有害的。此外,自然食物维生素和矿物质含量更高。

属类：化学及生命科学-医学-健康

The term is also used for sodium nitrate (Chile saltpetre)and calcium nitrate (lime saltpetre), both of which are used in the nitric acid industry and as fertilizers , and for ammonium nitrate (Norway saltpetre), a high explosive and fertilizer

这一名词也用于表示硝酸钠(智利硝石)和硝酸钙(石灰硝),此两者在硝酸工业中被当作肥料使用。硝石也指硝酸铵(挪威硝石),一种高爆炸性炸药和化学肥料。

属类：化学及生命科学-化学-

fertilizers and fertilization in ancient China

中国古代肥料和施肥

属类：综合句库--