@article{方修琦_212, author = {[方修琦]}, title = {从农业气候条件看我国北方原始农业的衰落与农牧交错带的形成}, publisher = {自然资源学报}, year = {1999}, journal = {自然资源学报}, volume = {14}, number = {3}, eid = {212}, pages = {212-218}, keywords = {
农牧交错带;气候变化;土地利用
}, doi = https://www.jnr.ac.cn/CN/10.11849/zrzyxb.1999.03.004 }