Response of yield increase for dryland winter wheat to tillage practice during summer fallow and sowing method in the Loess Plateau of China
LI Hui, XUE Jian-fu, GAO Zhi-qiang, XUE Nai-wen, YANG Zhen-ping
Journal of Integrative Agriculture . 2018, (04): 817 -825 .  DOI: 10.1016/S2095-3119(17)61806-9