A. D. Bryan

Bryan, A. D., Pesic-Vanesbroeck, Z., Schultheis, J. R., Pecota, K. V., Swallow, W. H., & Yencho, G. C. (2003). Cultivar decline in sweetpotato: I. Impact of micropropagation on yield, storage root quality, and virus incidence in 'Beauregard'. Journal of the American Society for Horticultural Science, 128(6), 846–855.

Bryan, A. D., Schultheis, J. R., Pesic-Vanesbroeck, Z., & Yencho, G. C. (2003). Cultivar decline in sweetpotato: II. Impact of virus infection on yield and storage root quality in 'Beauregard' and 'Hernandez'. Journal of the American Society for Horticultural Science, 128(6), 856–863.