[Xu, YQ; Sun, Minxuan; Xu, Yueqing; Li, Yaoyao; Sun, Qiangqiang; Sun, Danfeng; Ji, Zhengxin; Zhang, Ping] China Agr Univ, Coll Land Sci & Technol, Beijing 100193, Peoples R China.
[Xu, YQ; Sun, Minxuan; Xu, Yueqing; Li, Yaoyao; Sun, Qiangqiang; Sun, Danfeng; Ji, Zhengxin; Zhang, Ping] Minist Nat Resources, Key Lab Agr Land Qual, Beijing 100193, Peoples R China.
[Liu, Chao] Cent China Normal Univ, Coll Publ Adm, Wuhan 430079, Peoples R China.
[Wei, Hejie] Henan Agr Univ, Coll Resources & Environm Sci, Zhengzhou 450002, Peoples R China.