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Development of Criteria and Methods for Improving the Efficiency of Soil Management and Tillage Operations, with Special Reference to Arid and Semi-arid Regions
W. B. Hoogmoed
其他書名
Report of a Visit to Mali, March 6th-30th 1978
出版Agricultural University, 1978
URLhttp://books.google.com.hk/books?id=j_0POgAACAAJ&hl=&source=gbs_api