Effect of Covering-soil Thickness on Crop Growth on Bare Rock nd Gravel Land in an Ecological Restoration Project
ZHANG Yang, LI Zhanbin, HAN Jichang, LI Peng, LI Juan
Journal of Resources and Ecology . 2018, (5): 484 -492 .  DOI: 10.5814/j.issn.1674-764x.2018.05.005