Regulation and critical threshold of grass cover on slope runoff in loess hilly gully region under artificial rainfall
CHEN Rongxin,LU Xizhi,NI Yongxin,WEI Yichang
Ecology and Environmental Sciences . 2020, (1): 122 -128 .  DOI: 10.16258/j.cnki.1674-5906.2020.01.014

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