EN中文
Quantitative Research of the Impact of Land Fragmentation on Scale Returns of Grain Production—Based on Empirical Data of Yancheng City and Xuzhou City in Jiangsu Province
GUO Guan-cheng, DING Chen-xi
JOURNAL OF NATURAL RESOURCES . 2016, (2): 202 -214 .  DOI: 10.11849/zrzyxb.20150178