Place Hold on Semi-detailed soil survey of Solwezi state farm, North Western Province.
]]>Rome : Food and Agriculture Organization of the United Nations, 1987 9251025533
]]>Washington, D.C. : National Academy Press, 1991 , "Support of this project was provided by the Agency for International Development No. DPE-5545-A-00-8068-00."--T.p. verso. | "S-483"--T.p. verso. 0309046416
]]>By Gardiner, Duane T.. New Jersey : Pearson, Prentice Hall, 2004 0130481955
]]>Place Hold on Integrated soil fertility management in Africa:
]]>By Boul, Stanley W.. New Jersey: Pearson Prentice Hall, 2008 . xiii, 301 p. : 9780131914810
]]>London ; New York : Wiley, 1978 , Based on papers from a meeting sponsored by Commission 1 (Soil Physics) of the International Soil Science Society, held in Adelaide, Australia, Aug. 23-27, 1976. | "A Wiley-Interscience publication." 0471995304
]]>Place Hold on Soil management for conservation and production.
]]>By Hillel, Daniel.. New York : Academic Press, 1980 , Includes index. 0123485800
]]>By Kelley, Hubert W.. Rome : Food and Agriculture Organization of the United Nations, 1983 925101342X (pbk.)
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