Tob. Sci., 1968, 12-02, p. 5-6, ISSN.0082-4623
Research Note No. 1: Testing tobacco varieties for resistance to hornworms
U.S. Department of Agriculture, Agricultural Research Services, Oxford, North Carolina USA
In a variety resistance test, survival of hornworm larvae was significantly lower on Olar and Wilson varieties than on Burley 21, NC-95, Coker-319, and Hicks.
(Full article published with kind permission from "Tobacco International")