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Refining Of Zinc Ore On Matric Bas

2018-6-1Lead uptake averaged 1.0 mgkg, which was below 10 mgkg the suggested limit for agronomic crops E.M. Seaker, Zinc, copper, cadmium and lead in minespoil, water and plants from reclaimed mine land amended with sewage sludge, 1991. Cu and Zn showed relatively higher mobility down the soil profile than Ni and Pb.

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