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Mostrando ítems 1 a 9 de 5.
  1. Library Resource
    Informes e investigaciones
    Febrero, 1977
    Malí, Níger, África

    This report describes an investigative study into the feasibility of establishing compensation fund to benefit Mali and the Nigera both land-locked countries members of the African Groundnut Council, and to assist them in overcoming the cost of transporting groundnuts over the longer distances necessarily involved to ports of shipment. Both countries put high priority on sound agricultural development and all efforts are made to sec increased groundnut production. Groundnut is one of the two most important export commodities of Mali and the Niger.

  2. Library Resource
    Artículos de revistas y libros
    Diciembre, 1977
    Kenya, Marruecos, Nigeria, Filipinas, China, Tanzania, India, Australia, Canadá, Túnez, Venezuela, Malawi, Pakistán, Ghana

    A major problem facing the areas already under cultivation, is the seriousness of soil degradation and loss of soil fertility due to indiscriminate misuse of agricultural lands, forests and grazing lands. The modern thinking assigns to soil conservation a comprehensive and more positive role than in the past. in that sustained improvement complemented by the preservation of available resources should form the central concept. Soil conservation must not be limited solely to agricultural and grazing lands.

  3. Library Resource
    Artículos de revistas y libros
    Diciembre, 1977
    Francia, Nigeria, España, Zambia, Iraq, Australia, Côte d'Ivoire, Kenya, Jordania, Marruecos, Siria, Libia, Somalia, Madagascar, Tanzania, Botswana, Argentina, India, Sudán, Líbano

    There is a urgent need for a better understanding of the risks of soil degradation and their geographical distribution as well as a better knowledge of where degradation occurs at present. it would be desirable to combine soil conservation activities with other elements for increasing crop production.Erosion, salinity and alkalinity and the loss of soil fertility seriously reduce the natural potential of soils to produce food fibres. During the meeting, many criteria to assess the various types of soil degradation were outlined by the experts.

  4. Library Resource
    Artículos de revistas y libros
    Diciembre, 1977
    Ghana, Italia

    An international journal of forestry and forest industries

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