Nong ye ke xue ji shu yan jiu he li yong di jing ji ping jia
By: Niu Ruofeng ... [et al.] zhu
Edition: Di 1 ban
Publisher: Nong ye chu ban she; Xin hua shu dian Beijing fa xing suo fa xing
Published: 1985
Place of publication: Beijing
Language: chi
Number of pages: 288
Subjects: Agricultural innovations; Economic aspects; Agriculture; Research