Effects of Nitrogen Treatments on Dry Matter Production and Photosynthetic Characteristics of Summer Maize (Zea mays L.) under Super-high Yield Conditions
JING Li-quan, ZHAO Fu-cheng, LIU Ping, YUAN Jian-hua, LU Da-lei, LU Wei-ping
Journal of Nuclear Agricultural Sciences . 2014, (2): 317 -326 .  DOI: 10.11869/j.issn.100-8551.2014.02.0317