On the basis of the studies conducted in China and the world, the paper summarizes effects of irrigation, precipitation, fertilization, soil property, vegetation and cultivation on nitrate nitrogen leaching.
On the basis of the studies conducted in China and the world, the paper summarizes effects of irrigation, precipitation, fertilization, soil property, vegetation and cultivation on nitrate nitrogen leaching.
本文对影响硝态氮淋洗的灌溉与降水、施肥、土壤性质、植被、耕作等因素的研究结果分别进行了分析和总结 ,指出硝态氮的淋洗是这些因素共同作用的结果 ,提出了防止和减少硝态氮淋失的主要措施。