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  1. 1
    Losing ground; environmental stress and world food prospects.

    Losing ground; environmental stress and world food prospects. Yazar: Eckholm, Erik P

    Baskı/Yayın Bilgisi 1976
    Kitap
  2. 2
    Report to the Government of Turkey on soil conservation and range improvement in problem watersheds in the forest zones of Turkey.

    Report to the Government of Turkey on soil conservation and range improvement in problem watersheds in the forest zones of Turkey. Yazar: Chapman, G W

    Baskı/Yayın Bilgisi 1961
    Kitap

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