EN中文
Change and Spatial Pattern of Eco-environment in the Farming-pastoral Ecotone of the Northern China
JIANG Wei-guo, CHEN Yun-hao, LI Jing, LI Jia-hong, WU Yong-feng
JOURNAL OF NATURAL RESOURCES . 2005, (6): 871 -878 .  DOI: 10.11849/zrzyxb.2005.06.010