【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。更多还原

【Abstract】 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.更多还原