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Showing items 1 through 9 of 25.
  1. Library Resource
    Reports & Research
    December, 1991
    Sri Lanka, South-Eastern Asia
  2. Library Resource
    Journal Articles & Books
    December, 1991
    Pakistan, Southern Asia
  3. Library Resource
    Journal Articles & Books
    December, 1991
    Nepal, France, Bolivia, Sudan, Thailand, Italy

    To produce the desired results, therefore, watershed management efforts must incorporate "forest hydrology", "soil and water conservation" and "land use planning" into a broader, logical framework that takes into consideration not only physical interrelationships but economic, social and institutional factors as well. In this issue, Unasylva examines several facets of watershed management.

  4. Library Resource
    Journal Articles & Books
    December, 1991
    Nepal, France, Bolivia, Colombia, China

    Para que produzcan los resultados apetecidos, las actividades de ordenacin de cuencas hidrogrficas han de incorporar hidrologa forestal, conservacin de suelos y aguas y planificacin del uso de la tierra en un marco lgico ms amplio que tome en consideracin no slo los fenmenos fsicos, sino tambin los factores econmicos, sociales e institucionales. En este nmero, Unasylva examina varios aspectos de la ordenacin de cuencas hidrogrficas.

  5. Library Resource
    Journal Articles & Books
    December, 1991
    France, Zambia, Afghanistan, Zimbabwe, Australia, Greece, Guinea, Ethiopia, Pakistan, Colombia, Panama, Kenya, Jordan, Philippines, Libya, Italy, Botswana, Netherlands, Argentina, Sudan, Europe, Asia, Africa, Northern America

    Extensive grazing is the predominant form of land use on at least a quarter of the world’s land surface, in which livestock are raised on food that comes mainly from rangelands. Extensive grazing differs from crop or forestry production, in which the produce remains in situ whilst growing. Evaluation for extensive grazing, unlike that for cropping or forestry, must take into account the production of both grazing forage, termed primary production, and the livestock that feed on this forage, termed secondary production.

  6. Library Resource
    Journal Articles & Books
    December, 1991
    Fiji, Bangladesh, Nigeria, Nepal, Israel, Peru, Sri Lanka, Indonesia, Bulgaria, Ghana, Congo, Guinea, Niger, Kenya, Yemen, Australia, Tanzania, Ecuador, Argentina, India, Senegal, Chad, China, Togo
  7. Library Resource
    Journal Articles & Books
    December, 1991
    Egypt, Bangladesh, Nigeria, Kenya, Israel, Chile, Peru, China, Ethiopia, Republic of Korea, Niger, Thailand, Nepal, Morocco, Philippines, Somalia, Italy, Tanzania, India, Sudan, Brazil

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