Zhuan ye hu ke xue zhi fu jing yan
By: Xing Changyan ... [et al.].
Edition: Di 1 ban
Publisher: Shandong ke xue ji shu chu ban she; Shandong sheng xin hua shu dian fa xing
Published: 1985
Place of publication: Jinan
Language: chi
Number of pages: 172
Subjects: Agricultural innovations