1982—2006年华北植被覆盖变化及其与气候变化的关系
孙艳玲, 郭鹏
Variation of vegetation coverage and its relationship with climate change in north China from 1982 to 2006
SUN Yanling, GUO Peng
生态环境学报 . 2012, (1): 7 -12 .  DOI: 10.16258/j.cnki.1674-5906(2012)01-0007-06