摘要
综述了近年来农田土壤氮素流失的现状,重点介绍了致使农田土壤氮素流失的8个影响因素,包括氮肥施用量、植物覆盖度、植被格局等,同时提出了防治氮素流失的7项措施。
This article reviews the present situation of nitrogen loss in farmland soil in recent years ,mainly introduces the ways of nitrogen loss and their influencing factors ,and puts forward the prevention and control measures for nitrogen loss .
出处
《绿色科技》
2014年第2期40-42,共3页
Journal of Green Science and Technology
基金
吉林省科技发展计划项目(编号:20110402)资助
关键词
农田
氮素
流失特征
farmland
nitrogen
loss characteristics
