Effects of increasing planting density and decreasing nitrogen rate on yield and physiological characteristics of different density-tolerance maize hybrids
ZHANG Heyu, GAO Juling, WANG Zhigang, YU Xiaofang, SUN Jiying, HU Shuping, ZHAO Xiaoyu (College of Agronomy, Inner Mongolia Agricuhural University,Hohhot 010019,China)
Journal of Northern Agriculture . 2018, (5): 26 -34 .  DOI: 10.3969/j.issn.2096-1197.2018.05.04