玉米不同冠层结构下产量及水氮利用效率分析
吕丽华, 贾秀领, 梁双波, 王璞
Yield, Water and Nitrogen Use Efficiency under Different Canopy Structure
Lü Li-hua, JIA Xiu-ling, LIANG Shuang-bo, WANG Pu
华北农学报 . 2013, (2): 180 -185 .  DOI: 10.3969/j.issn.1000-7091.2013.02.032