略述我国人口与耕地关系的矛盾及其后果
陈卫
Population Research . 1985, (5): 21 -22 . 

Copyright © Population Research, All Rights Reserved.
Tel: 010-62511320　Fax: 010-62511320　E-mail: rkyj@ruc.edu.cn
Powered by Beijing Magtech Co., Ltd.