Effects of straw returning and nitrogen fertilizer application on photosynthetic characteristics and yield of maize
GAO Riping, ZHAO Peiyi, HAN Yunfei, LIU Xiaoyue, GAO Yu, DU Erxiao, REN Yongfeng, LI Huanchun, ZHANG Peng, LIANG Guangrong
Journal of Northern Agriculture . 2020, (3): 67 -73 .  DOI: 10.12190/j.issn.2096-1197.2020.03.10