@article{李升发_803, author = {[李升发, 李秀彬]}, title = {中国山区耕地利用边际化表现及其机理}, publisher = {地理学报}, year = {2018}, journal = {地理学报}, volume = {73}, number = {5}, eid = {803}, pages = {803-817}, keywords = {耕地利用边际化;耕地撂荒;农业劳动力成本;农业劳动生产率;中国山区}, doi = https://www.geog.com.cn/CN/10.11821/dlxb201805002 }