Development and Agronomic Evaluation of In Vitro Somaclonal Variation in Sweet Potato Regenerated Plants from Direct Organogenesis of Roots - Delgado-Paredes, Guillermo E; Rojas-Idrogo, Consuelo; Chanamé-Céspedes, Jorge; Floh, Eny Iochevet Segal; Handro, Walter (Asian Journal of Plant Science and Research, 2017)