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The Imperial Forestry Institute, Oxford. Nature 166, 818–819 (1950). https://doi.org/10.1038/166818a0
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DOI: https://doi.org/10.1038/166818a0
Nature volume 166, pages 818–819 (1950)
The Imperial Forestry Institute, Oxford. Nature 166, 818–819 (1950). https://doi.org/10.1038/166818a0
Issue Date:
DOI: https://doi.org/10.1038/166818a0