Abstract
A SPECIES of Itersonilia Derx was isolated by Wilkinson1 in 1952 from cankers on parsnip roots in the United States. He did not publish a species identification, nor did Sowell2 in a later note on the fungus; but cultures were afterwards lodged by Sowell at the Centraalbureau voor Schimmelcultures, Baarn, under the name I. perplexans. Wilkinson demonstrated the pathogenicity of the fungus and showed that it was also responsible for lesions on the leaves. I have made similar observations in Britain.
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References
Wilkinson, R. E., Phytopath., 42, 23 (1952).
Sowell, G., Phytopath., 43, 485 (1953).
Waksman, S. A., Soil Sci., 8, 71 (1919).
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CHANNON, A. Association of a Species of Itersonilia with Parsnip Canker in Great Britain. Nature 178, 217 (1956). https://doi.org/10.1038/178217a0
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DOI: https://doi.org/10.1038/178217a0
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