Genetic Characterization of Cassava (Manihot esculenta Crantz) and Yam (Dioscorea trifida L.) Landraces in Swidden Agriculture Systems in Brazil - Veasey, Elizabeth A.; Bressan, Eduardo A.; Siqueira, Marcos V. B. M.; Borges, Aline; Queiroz-Silva, Jurema R.; Pereira, Kayo J. C.; Recchia, Gustavo H.; Ming, Lin C. [UNESP]; Gepts, P.; Famula, T. R.; Bettinger, R. L.; Brush, S. B.; et al. (Cambridge Univ Press, 2012)