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SMITH, A. Organic Matter and Soil Productivity. Nature 200, 222–223 (1963). https://doi.org/10.1038/200222a0
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DOI: https://doi.org/10.1038/200222a0
Nature volume 200, pages 222–223 (1963)
SMITH, A. Organic Matter and Soil Productivity. Nature 200, 222–223 (1963). https://doi.org/10.1038/200222a0
Issue Date:
DOI: https://doi.org/10.1038/200222a0