@article{Huimin YAN_259, author = {Huimin YAN, Yongzan JI, Jiyuan LIU, Fang LIU, Yunfeng HU, Wenhui KUANG}, title = {Potential promoted productivity and spatial patterns of medium- and low-yield cropland land in China}, publisher = {Journal of Geographical Sciences}, year = {2016}, journal = {Journal of Geographical Sciences}, volume = {26}, number = {3}, eid = {259}, pages = {259-271}, keywords = {food security;light use efficiency model;cropland productivity;high-;medium- and low-yield cropland;potential productivity}, doi = https://www.geogsci.com/EN/10.1007/s11442-016-1267-2 }