5YANG Lian-xin, WANG Yu-long, DONG Gui-chun, HUANG Jian-yi, ZHANG Ya-jie and CAI Hui-rong(Key Laboratory of Crop Cultivation and Physiology, Ministry of Agriculture , Yangzhou University,Yangzhou 225009 , P.R. China).Effect of Nitrogen on Hull Traits and Its Causes in Yangdao6[J].Agricultural Sciences in China,2002,1(7):738-744. 被引量:2