47th TWC, Tob. Work. Conf., 2016, abstr. 61
Determining black shank resistance in tobacco varieties grown in Atkinson and Coffee counties in 2013-2015
(1) University of Georgia, Pearson GA USA; (2) North Carolina State University, Raleigh NC USA
Black shank re-emerged as a serious problem in 2014. Varieties counted on for resistance, mainly GF-318 and NC-196 were found to show less resistance than expected even where Ridomil Gold was used. Follow-up testing found 30 isolates of Phytophthora...