..............page:1-3,32
..............page:14-18,28
Effect of Straw Returned on Wheat-corn Yield and Fluctuation of Water Use Efficiency
HOU Da-shan;,LI Yue-hua;,ZHANG Jian;,TIAN Hong-wei;,LI Juan-ru;,FENG Li-hui;,HE Jian-xing;,LI Jian-bo;,DING Yue-feng;,SUN Ming-qing;,LIN Xian-ce;
..............page:41-44,73
..............page:100-103
..............page:104-108