Bao yu yuan

By Puhua Wang, Cuihong Zhao

Subjects: Jiao cai, You jiao ren yuan, Ji shu pei xun

Description: Ben shu jie shao le chu ji bao yu yuan san da zhi ye gong neng(ji wei sheng guan li,Sheng huo guan li,Pei he jiao yu huo dong)Suo she ji de zhi shi yu ji neng.