The forest community returned from farmland retained the characteristics of original farmland.Its dominant species was Gansu zokor in Qiaoshan, and Chinese zokor in Wuqi.

• 退耕林地啮齿动物群落保持了原农田群落的特点，其桥山林区的群落优势种是甘肃鼢鼠，而吴旗林区退耕林地为中华鼢鼠。