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  1. 1

    Isolation and characterization of zinc resistant bacteria from an inactive black sand mining site in Dagupan City, Pangasinan od Arroyo, Patricia Kaye, Cachola, Lorenz Bryan, Sunga, Gabriel

    Wydane 2018
    Dokumenty pełnotekstowe
    Praca dyplomowa

    Isolation and characterization of zinc resistant bacteria from an inactive black sand mining site in Dagupan City, Pangasinan
  2. 2

    River sand mining and management a case of Cau River in Bac Ninh Province, Vietnam od Nguyen Mau Dung

    Wydane 2011
    Książka

    River sand mining and management a case of Cau River in Bac Ninh Province, Vietnam
  3. 3

    Policy options for sustainable river sand mining in Sri Lanka od Gunaratne, L.H.P

    Wydane 2010
    Książka

    Policy options for sustainable river sand mining in Sri Lanka
  4. 4

    Guidelines in the acquisition of permit for sand and gravel and other construction materials

    Wydane 1990
    Książka

    Guidelines in the acquisition of permit for sand and gravel and other construction materials

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