中国农户土地利用阶段差异及其对粮食生产和生态的影响

孔祥斌,张凤荣

The Effects of the Household Land Use Objects Change on the Gr ain and Ecology in China

KONG Xiangbin,ZHANG Fengrong

地理科学进展 . 2008, (2): 112 -120 . DOI: 10.11820/dlkxjz.2008.02.015