Special Topic Some Thoughts on Demography of the Great Potato Famine. M. C. Hampson, Research Scientist, Agriculture Canada, Research Station, P. O. Box 7098, St. John's, Newfoundland. Plant Dis. 76:1284-1286. Copyright 1992 American Phytopathological Society. DOI: 10.1094/PD-76-1284.
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