农业集聚对农业面源污染的影响——基于中国地级市面板数据门槛效应分析
邓晴晴, 李二玲, 任世鑫

Impact of agricultural agglomeration on agricultural non-point source pollution: Evidences from the threshold effect based on the panel data of prefecture-level cities in China
DENG Qingqing, LI Erling, REN Shixin
图2 2007—2015年中国农业集聚与农业面源污染变化情况
Fig. 2 The change of agricultural agglomeration and agricultural non-point source pollution in China during 2007-2015