返回Google圖書搜尋

Specialized Grazing Systems

其他書名	Their Place in Range Management
出版	U.S. Department of Agriculture, Soil Conservation Service, 1971
URL	http://books.google.com.hk/books?id=Hkr7vQAACAAJ&hl=&source=gbs_api

註釋This report attempts to bring together the vast array of information available on specialized grazing systems used in range management, with advantages, disadvantages, and diverse results from studies in the United States and other countries. This paper examines published research results since two preview reviews and reexamines the earlier findings.