宁夏盐池牧业生产系统的研究

周海林

A STUDY OF THE PRODUCTION SYSTEM OF ANIMAL HUSBANDRY IN YANCHI COUNTY, NINGXIA

Zhou Hailin

自然资源学报 . 1992, (2): 171 -179 . DOI: 10.11849/zrzyxb.1992.02.009