生计多样化背景下种植业非点源污染负荷演变
钟建兵, 邵景安, 杨玉竹
Characteristics of non-point source pollution load of crop farming undergoing the background of livelihood diversification
Jianbing ZHONG, Jing'an SHAO, Yuzhu YANG
地理学报 . 2016, (7): 1201 -1214 .  DOI: 10.11821/dlxb201607009