Title: Nong ye ji shu jing ji xue
Description: Ben shu lun shu le nong ye ji shu jing ji xue de ji ben nei rong, Nong ye ji shu jing ji xue de ji ben yuan li, Nong ye ji shu jing ji xue yan jiu de yi ban cheng xu, Nong ye ji shu jing ji ping jia zhi biao deng nei rong.
Subjects: Nong ye ji shu jing ji xue, Jiao cai ., Gao deng jiao yu