摘要
区域化、规模化和集约化的生产方式促进了沈阳市蔬菜生产和畜牧业的快速发展 ,但是也带来了一些污染问题。调查表明 ,蔬菜的硝酸盐污染状况非常严重 ,多数叶菜类蔬菜的硝酸盐含量超标 ,其中 ,茼蒿菜的硝酸盐含量高达6687.9/ mg·kg- 1 ,超标近 9倍 ;由畜牧业生产各个环节引起的环境污染问题也日趋严峻。畜牧业生产专业村镇的空气和地下水污染严重 ,已对沈阳市及其周边地区小城镇的生态环境建设构成严重影响。
The regional,scaly,and concentrated productive mode promoted the vegetable production and stockbreeding development rapidly in Shenyang.But this mode also brought polluion.The investigation showed that the content of nitrate in vegetable was serious.Most of the vegetable's nitrate content was over standard,among them the nitrate content in anise attained 6678.9mgkg -1 ,the pollution indicated by the stockbreeding was also very serious,which had affected the ecological environment to Shenyang and some surrounding town.
出处
《环境保护科学》
CAS
2002年第2期31-32,51,共3页
Environmental Protection Science
