Résultats de la recherche | Land Portal

Résultats de la recherche

Showing items 1 through 9 of 286.
  1. Library Resource
    Articles et Livres
    décembre, 2013
    Indonésie, Bolivie, Tunisie, États-Unis d'Amérique, Espagne, Éthiopie

    Since the 1930s there has been worldwide concern about the effects and impacts of land degradation. After the problems experienced in the Dust Bowl in the USA, much attention was paid to soil and water conservation in both developed and developing countries. Initially Governments stimulated the establishment of physical control measures, such as terraces, check dams and reforestation. This was achieved through top-down regulations, and Forestry Departments were often in charge of the implementation.

  2. Library Resource
    Articles et Livres
    décembre, 1996
    Mexique, Canada, Guatemala, Afrique septentrionale, Asie méridionale

    This paper discusses the centers of origin and diversity for bread wheat; sketches historical patterns in the sources and use of wheat genetic resources in modern plant breeding; identifies and compares indicators of genetic diversity used by social and biological scientists; reviews the relationship of wheat genetic diversity to yield stability and vulnerability to disease; develops a profile of the structure of genetic variation in wheat in the developing world today; and investigates how scientific plant breeding has influenced the structure of genetic variation among the major bread whe

  3. Library Resource
    Articles et Livres
    décembre, 1997
    Burkina Faso, Sri Lanka, Pakistan, Inde, Soudan, Égypte, États-Unis d'Amérique, Niger, Philippines, Chine, Indonésie, Népal, Bangladesh, Colombie, Afrique occidentale, Asie, Afrique

    This volume reviews the findings and results of research of the International Irrigation Management Institute during its first decade. The book also reviews several of the institute?s major institutional strengthening activities.

  4. Library Resource
    Articles et Livres
    décembre, 2014
    États-Unis d'Amérique, Mexique, Espagne, Maroc, Chine, Amérique septentrionale, Amérique centrale, Amérique du Sud, Europe, Afrique, Afrique septentrionale, Asie, Asie méridionale
  5. Library Resource
    Articles et Livres
    décembre, 2000
    États-Unis d'Amérique, Inde, Australie, Égypte

    This publication reports on a study of the increase in river salinity and the implemented control programs in five major irrigated basins in the arid zone. The study is limited to salinity.

  6. Library Resource
    janvier, 2006
    Europe, Afrique sub-saharienne, Amérique latine et Caraïbes, Asie occidentale, Amérique septentrionale, Afrique septentrionale, Asie orientale, Océanie, Asie méridionale

    This report highlights the potentially significant impacts on the hydrologic cycle and the importance of considering secondary effects, particularly with regard to water, resulting from the widespread adoption of global climate change mitigation measures. It is recommended that the implicit hydrologic dimensions of climate change mitigation should be more formally articulated within the international environmental conventions, and recognized within future UNFCCC negotiations on the CDM-AR provisions.

  7. Library Resource
    janvier, 2011
    Qatar, Égypte, Nigéria, États-Unis d'Amérique, Ukraine, Kirghizistan, Indonésie, Brésil, Royaume-Uni, Ghana, Fédération de Russie, Moldova, Éthiopie, Bélarus, Mozambique, Laos, Turkménistan, Philippines, Libye, Tadjikistan, Émirats arabes unis, Ouzbékistan, Koweït, Argentine, Kazakhstan, Soudan, Bahreïn, Arménie, Arabie saoudite, Cambodge, Océanie, Asie occidentale, Europe, Asie orientale, Asie méridionale, Amérique latine et Caraïbes, Amérique septentrionale, Afrique septentrionale

    Recent increases in the level of agricultural commodity prices and the resulting demand for land has been accompanied by a rising interest in acquiring agricultural land by investors. This paper studies the determinants of foreign land acquisition for large-scale agriculture.

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