Resultados de la búsqueda | Land Portal

Resultados de la búsqueda

Mostrando ítems 1 a 9 de 14.
  1. Library Resource
    Artículos de revistas y libros
    Diciembre, 1979
    Argelia, Francia, Bélgica, España, Israel, Bulgaria, Canadá, Irán, Pakistán, Tailandia, Estados Unidos de América, Japón, México, Trinidad y Tabago, Países Bajos, Sudán, Rumania

    The pressing need for increased agricultural production in the years ahead can only be met by more efficient use of our land and water resources including more widespread and better irrigation in those regions where rainfall is inadequate. Production gains will be shortlived unless the attendant hazards of salinization, water logging and lowered fertility are kept in check by effective planning and management based on a thorough understanding of the soil conditions. Soil survey and land classification are generally accepted essential preliminaries to investment in irrigation development.

  2. Library Resource
    Artículos de revistas y libros
    Diciembre, 1979
    Estados Unidos de América, Panamá, Italia

    An international journal of forestry and forest industries

  3. Library Resource
    Informes e investigaciones
    Diciembre, 1979
    Kenya, África, África oriental

    Outlines of ranch development in various districts of Kenya w. description of geographical aspects of the districts, land use and tenure systems, human population and animal population trends, and livestock marketing activities, incl. maps showing ranch boundaries and status of land adjudication.

  4. Library Resource
    Artículos de revistas y libros
    Diciembre, 1979
    África, África occidental

    Description of geographical aspects of the Subhumid Zone of West Africa and economic and sociological aspects of the Fulani ethnic group, w. emphasis on fodder resources, range management, livestock raising, livestock management, and animal diseases, w. analysis of land use & land development strategies, and directions for future research.

  5. Library Resource
    Artículos de revistas y libros
    Diciembre, 1979
    África, África occidental

    Research review on sheep and goat production in the humid zone of West Africa, w. respect to animal population, production parameters, reproduction, forage production, supplementary feeding based on agro - industrial byproducts, disease incidence, particularly peste petits ruminants & helminthiasis, housing, and economic aspects of small and large scale production, w. proposals for further research.

  6. Library Resource
    Artículos de revistas y libros
    Diciembre, 1979
    Botswana, África, África austral

    Survey on the economy of Botswana, w. emphasis on mining production, gross domestic product, prices, cereal production, and livestock and meat export.

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