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  1. 1

    Application of dynamic programming to agriculture forestry and fisheries : review and prognosis by Kennedy, John O S

    Published 1981
    Book
  2. 2

    Managing the world's forests : looking for balance between conservation and development

    Published 1992
    Book
  3. 3
  4. 4

    World agriculture : towards 2010. An FAO study by Alexandratos, Nikos

    Published 1997
    Book