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Mostrando ítems 1 a 9 de 25.
  1. Library Resource
    Informes e investigaciones
    Diciembre, 1991

    The paper is divided into four chapters. The frist chapter is the introduction. Chapter two discusses the conceptualisation of the farming system with reference to the livestock component and reviews some alternative typologies that have been employed or proposed. A typological framework that is consistent with ILCA's objectives is then outlined. Chapter 3 develops a regionalisation of the semi arid zones of sub-Saharan Africa in four orders of increasing scale. The first order sub-division is between "West and North" and "East and South" geographical regions.

  2. Library Resource
    Informes e investigaciones
    Diciembre, 1991

    Outlines the types of reforms introduced in animal health services over the past decade, summarises past experiences, provides a preliminary assessment of their impact, and indicates what lessons need to be taken into account in future policy adjustments and project investments. The discussion concentrates on World Bank- supported accessibility of the data to the authors.

  3. Library Resource
    Informes e investigaciones
    Diciembre, 1991
    Perú, Panamá, Costa Rica, México, América del Sur, América central, América Septentrional

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