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  1. 1

    Integrated planning for sustainable management of land resources

    Published 1999
    Book
  2. 2

    Ecosystem management in developing countries /

    Published 1988
    Book
  3. 3

    Vº Reunión Nacional para el Estudio de la Zona Árida y Semiárida. Ier Encuentro de la Zona Árida Latinoamericana /

    Published 1980
    Conference Proceeding Book
  4. 4

    Tropical grazing land ecosystems : a state-of-knowledge report /

    Published 1979
    Book
  5. 5

    Guidelines for environmental management of aluminium smelters.

    Published 1986
    Book
  6. 6

    Guidelines for enviromental management of iron and steel works.

    Published 1986
    Book
  7. 7

    Desertification Control Bulletin.

    Serial