Nong ye jing ji xue
By: Yan Zhuangzhi, Lü Dazhou zhu bian ; Liu Yonghua, Shen Longjun fu zhu bian
Edition: Di 1 ban
Publisher: Jilin ren min chu ban she; Jilin sheng xin hua shu dian fa xing
Published: 1987
Place of publication: [Changchun shi]
Language: chi
Number of pages: 375
Subjects: Agriculture; Economic aspects