Effect of Cultivar and Plant Density on Summer Maize Grain Yield and Water Use Efficiency in North China Plain
SHAO Li-wei, WANG Yan-zhe, MIAO Wen-fang, SUN Hong-yong, CHEN Su-ying, ZHANG Xi-ying
ACTA AGRICULTURAE BOREALI-SINICA . 2011, (3): 182 -188 .  DOI: 10.7668/hbnxb.2011.03.036