Biogeochemistry of selenium and its impact on food chain quality and human health.

  title={Biogeochemistry of selenium and its impact on food chain quality and human health.},
  author={Helin{\"a} Hartikainen},
  journal={Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements},
  volume={18 4},
In areas where soils are low in bioavailable selenium (Se), potential Se deficiencies cause health risks for humans. Though higher plants have been considered not to require this element, the experience with low-Se soils in Finland has provided evidence that the supplementation of commercial fertilizers with sodium selenate affects positively not only the nutritive value of the whole food chain from soil to plants, animals and humans but also the quantity of plant yields. The level of Se… CONTINUE READING
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