Long-term effects of gravel-sand mulch thickness on soil microbes and enzyme activities in semi-arid Loess Plateau, Northwest China

ChengZheng Zhao,YaJun Wang,Yang Qiu,ZhongKui Xie,YuBao Zhang

Sciences in Cold and Arid Regions . 2021, (6): 510 -521 . DOI: 10.3724/SP.J.1226.2021.21012