EFFECTS OF PARTIAL ROOT EXCISION AT THE RE-GREENING STAGE OF WINTER WHEAT ON ROOT/SHOOT RATIO, YIELD AND WATER USE EFFICIENCY IN LOESS PLATEAU REGION, CHINA
MA Shou-Chen, XU Bing-Cheng, HUANG Zhan-Bin, LIU Lin, ZHANG Xiao-Hong, LIU Wen-Zhao, LI Feng-Min
Chin J Plant Ecol . 2006, (6): 976 -982 .  DOI: 10.17521/cjpe.2006.0125