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Resultados de la búsqueda

Mostrando ítems 1 a 9 de 16.
  1. Library Resource
    Constitutición
    Enero, 1977
    Tanzania, África, África oriental

    The Constitution of the Republic of Tanzania was ratified in 1977. Since 1977, several amendments have been applied to the original Constitution. Many of these are related to the relationship between the united government and the Zanzibar government. This Constitution shall apply to Mainland Tanzania as well as Tanzania Zanzibar.

  2. Library Resource
    Legislación
    Enero, 1978
    Oceanía, Papua Nueva Guinea

    The National Conservation Council is established under section 4. The Council shall advise the Minister on (establishment of) Conservation Areas and advise the Minister on the formulation of rules applicable to conservation areas, and on the administration and control of conservation areas and carry out other functions set out in section 9.

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

    An international journal of forestry and forest industries

  4. Library Resource
    Documentos de política y resúmenes
    Diciembre, 1977
    Madagascar, África

    Dans sa premire partie, cette tude tente de faire le point de la situation de l'effort de pche actuel exerc dans les principaux plans d'caux du Pays. Les seuls paramtres disponibles pour cette valuation datent de 10 20 ans, aucune donne plus rcente n'ayant t recueillie. Cette lacune est due en grande partie la faiblesse de la structure de la Division Pche et Pisciculture de la Direction des Eaux et Forts, reste jusqu'alors au stade embryonnaire, ainsi qu'au manque de budget.

  5. 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.

  6. 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.

  7. Library Resource
    Artículos de revistas y libros
    Diciembre, 1977
    Colombia, América del Sur, América central

    This audiotutorial unit (cassette, printed script, 139 color slides, study guide, self-evaluation test), prepared by the Communications Support Unit at CIAT, is available for use with a manually or automatically synchronized slide projector/cassette tape recorder. Each unit is available from the Distribution Office at a cost of US$$50; photocopies of the study guide alone can be obtained from the Bean Information Center. Hybridization or crossing constitutes the principal means for genetic improvement of plants.

  8. Library Resource
    Artículos de revistas y libros
    Diciembre, 1977
    Colombia, América del Sur, América central

    This audiotutorial unit (cassette, printed script, 93 color slides, Study guide, self-evaluation test), prepared by the Communications Support Unit at CIAT, is available for use with a manually or automatically synchronized slide projector/cassette tape recorder. Each unit is available from the Distribution Office at a cost of US$ 50; photocopies of the study guide alone can be obtained from the Cassava Information Center. One of the main factors limiting to cassava production is disease.

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