Low N apparent surplus with higher rice yield under long-term fertilizer postponing in the rice-wheat cropping system
Yan Zhou, Lei Xu, Jianwei Zhang, Weiwei Li, Yu Jiang, Songhan Wang, Yanfeng Ding, Zhenghui Liu, Ganghua Li
The Crop Journal . 2022, (4): 1178 -1186 .  DOI: 10.1016/j.cj.2022.01.001