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5 中国各地市农业集聚及农业面源污染空间趋势
Fig. 5 Trend distribution of agricultural agglomeration and agricultural non-point source pollution in prefecture-level cities of China