Xin bian zhi liang guan li xueGongxu Zhang, Guowei He, Huiying Zheng · First published 1998Open the Tome
Songnen Pingyuan yan jian hua cao di zhi li ji qi sheng wu sheng tai ji liHuiying Zheng · First published 1997Open the Tome
Songnen ping yuan di cao di zhi bei ji qi li yong bao huHuiying Zheng · First published 1993Open the Tome
