pollution from nonpoint agricultural source ; non-point source pollution ; agricultural non-point source pollution ; Agricultural diffuse pollution
deal with pollution from non-point agricultural sources
ANPSPIS
面源污染又称非点源污染,主要由土壤泥沙颗粒、氮磷等营养物质、农药、各种大气颗粒物等组成,通过地表径流、土壤侵蚀、农田排水等方式进入水、土壤或大气环境。其具有的随机性、广泛性、滞后性、模糊性、潜伏性等特点,加大了相应的研究、治理和管理政策制定的难度。