Sensitivity of Burley Tobacco Cultivars to Weather Fleck in Ontario. T. R. Anderson, Plant Pathologist, Agriculture Canada, Research Branch, Research Station, Harrow, Ontario N0R 1G0. T. W. Welacky, Tobacco Agronomist, Agriculture Canada, Research Branch, Research Station, Harrow, Ontario N0R 1G0. Plant Dis. 67:66-68. Accepted for publication 22 May 1982. Copyright 1983 American Phytopathological Society. DOI: 10.1094/PD-67-66.

Thirteen cultivars of burley tobacco (Nicotiana tabacum) were evaluated for sensitivity to weather fleck under local field conditions. Weather fleck damage varied with year, cultivar, and leaf position. Kentucky 17 was least sensitive and Burley 21 was most sensitive during the 2-yr evaluation.