Title: Bao yu yuan
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.
Subjects: You jiao ren yuan, Jiao cai, Ji shu pei xun