@article{LI Li_21, author = {[LI Li, REN Fei-peng, WANG Zhi-gang, ZHANG Ping-cang]}, title = {A Review on Identifying Agricultural NPS Pollution Sources by Using Stable N Isotope}, publisher = {Journal of Yangtze River Scientific Research Institute}, year = {2014}, journal = {Journal of Yangtze River Scientific Research Institute}, volume = {31}, number = {7}, eid = {21}, pages = {21-28}, keywords = {agricultural non-point source pollution;identification of pollution sources;stable N isotope;pollution contribution rate}, doi = http://ckyyb.crsri.cn/EN/10.3969/j.issn.1001-5485.2014.07.004 }