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Proceedings of the XI world forestry congress:
forests, biological diversity and maintenance of the natural heritage
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
protective and environmental function of forests
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
social dimension of forestry contribution to sustainable development
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
the economic contribution of forestry to sustainable development
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
policies, institutions and means for sustainable forestry development
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
ecoregional review
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
exchange of experience and state of the art in sustainable forest management by ecoregion
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Proceedings of the XI world forestry congress:
forest and tree resources
mixed material
Ankara, Turkey
Secret.Gen.of Congress
Soil conservation:
problems ans prospects: proceedings
mixed material
0471278823
New York
John Wiley & Son
1980
Energy from forest biomass:
proceedings
mixed material
New York
Academic Press
1982