The Possible Effects of Global Warming on Cropping Systems in China Ⅰ. The Possible Effects of Climate Warming on Northern Limits of Cropping Systems and Crop Yields in China
YANG Xiao-guang,LIU Zhi-juan,CHEN Fu
Scientia Agricultura Sinica . 2010, (2): 329 -336 .  DOI: 10.3864/j.issn.0578-1752.2010.02.013