Estimation of Non-Point Source N Emission in Intensive Cropland of China
XIA Yong-qiu, YANG Wang-xin, SHI Wei-ming, YAN Xiao-yuan
Journal of Ecology and Rural Environment . 2018, (9): 782 -787 .  DOI: 10.11934/j.issn.1673-4831.2018.09.003