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ที่มา:the 9 th International Conference on the Biogeochemistry of Trace Elements in Beijing ( July 1 5 -19, 200 7 )

หัวเรื่อง:Changes in cadmium and zinc concentrations of paddy soils and rice plant tissues (leaves, stem and grain) with distances from the road

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ที่มา:the 9 th International Conference on the Biogeochemistry of Trace Elements in Beijing ( July 1 5 -19, 200 7 )

หัวเรื่อง:Changes in cadmium and zinc concentrations of paddy soils and rice plant tissues (leaves, stem and grain) with distances from the road

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