Resistance in Tobacco Breeding Line NC 744 to Potato Virus Y and Inoculation by Aphids. G. V. Gooding, Jr., Department of Plant Pathology, North Carolina State University, Raleigh 27695. G. G. Kennedy, Department of Entomology, North Carolina State University, Raleigh 27695. Plant Dis. 69:396-397. Accepted for publication 5 December 1984. Copyright 1985 The American Phytopathological Society. DOI: 10.1094/PD-69-396.

The rate of detection of potato virus Y (PVY) in tobacco breeding line NC 744 and PVY-resistant parent Virgin A Mutant was slower than in the other parent, commercial tobacco cultivar Coker 86. NC 744 was more resistant than Coker 86 to inoculation with PVY by Myzus persicae and Aphis gossypii.

Keyword(s): aphid transmission, Nicotiana tabacum.