Dangos 1 - 1 canlyniadau o 1 ar gyfer chwilio '"Sandmining - Environmental impact"', amser ymholiad: 0.02e Mireinio'r Canlyniadau
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    Environmental impact of sandmining a case study in the river catchments of Vembanad lake, Southwest India
    gan Sreebha. S
    Cyhoeddwyd 2008
    Pynciau: “...Sandmining - Environmental impact...”
    Ph.D Thesis
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