中国主要生态区小麦施肥增产效应分析
王旭,李贞宇,马文奇,张福锁
Effects of Fertilization on Yield Increase of Wheat in Different Agro-ecological Regions of China#br#
WANG Xu,LI Zhen-yu,MA Wen-qi,ZHANG Fu-suo
中国农业科学 . 2010, (12): 2469 -2476 .  DOI: 10.3864/j.issn.0578-1752.2010.12.010