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Soil conservation and management in developing countries : report of an expert consultation held in Rome, 22-26 November 1976.
Publicado 1977Materias: “…Soil conservation Developing countries.…”
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The expert consultation on the ASOCON information service, Los Banos, The Philippines, 6-9 November 1990.
Publicado 1991Materias:Libro -
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Conserving soil resources : European perspectives : selected papers from the First International Congress of the European Society for Soil Conservation /
Publicado 1994Materias: “…Soil conservation Europe.…”
Procedimiento de la Conferencia Libro -
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Soil conservation in the Pacific : a symposium and a panel discussion /
Publicado 1963Materias: “…Soil conservation Pacific Area.…”
Procedimiento de la Conferencia Libro -
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Soil management for the conservation of soil nitrogen /
Publicado 1991Materias: “…Soil conservation.…”
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The Philippines recommends for soil conservation 1977.
Publicado 1977Materias: “…Soil conservation Philippines.…”
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