Timing and splitting of nitrogen fertilizer supply to increase crop yield and efficiency of nitrogen utilization in a wheat-peanut relay intercropping system in China
Zhaoxin Liu, Fang Gao, Yan Liu, Jianqun Yang, Xiaoyv Zhen, Xinxin Li, Ying Li, Jihao Zhao, Jinrong Li, Bichang Qian, Dongqing Yang, Xiangdong Li
The Crop Journal . 2019, (1): 101 -112 .  DOI: 10.1016/j.cj.2018.08.006