Showing 1 - 3 results of 3 for search '"Mineral resources conservation Philippines."', query time: 0.02s Refine Results
  1. 1

    Presidential decree no. 463 mineral resources development decree of 1974.

    Published 1980
    Book

    Presidential decree no. 463 mineral resources development decree of 1974.
  2. 2

    Regeneration of mine tailings - covered and mined - out areas.

    Published 1976
    Book

    Regeneration of mine tailings - covered and mined - out areas.
  3. 3

    Mindanao mineral production and conservation of mineral resources.

    Published 1973
    Book

    Mindanao mineral production and conservation of mineral resources.

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