يعرض 1 - 4 نتائج من 4 نتيجة بحث عن '', وقت الاستعلام: 0.02s تنقيح النتائج
  1. 1

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

    منشور في 2018
    احصل على النص الكامل
    أطروحة

    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 حسب Nguyen Mau Dung

    منشور في 2011
    كتاب

    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 حسب Gunaratne, L.H.P

    منشور في 2010
    كتاب

    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

    منشور في 1990
    كتاب

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

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