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Guidelines are provided to acquaint the personnel of national programs and other collaborators with the procedures to recover, propagate, and transplant culture materials after their arrival. These include: (1) recovery of the cultures by direct potting of cassava plants after short trips; 1 wk. ...


Roca, William M.Rodríguez, J.A.Mafla, G.Roa E, J.C.[Procedures for recovering cassava clones distributed in vitro]Procedures for recovering cassava clones distributed in vitro

Methods of vegetative reproduction are discussed using the results obtained with cassava and potato. Results of clone cleaning by heat therapy and in vitro meristem culture are given. Two methods for rapid cassava multiplication are proposed: by sprouts from cuttings and single leaf cuttings, whi...


Roca, William M.[Reproduccion vegetativa de materiales para la siembra libres de enfermedades]Reproduccion vegetativa de materiales para la siembra libres de enfermedades

Bellotti, Anthony C.Roca, William M.Tohme, Joseph M.Chavarriaga Aguirre, PaulEscobar Pérez, Roosevelt H.Herrera Fernández, C.J.[Biotecnología para el manejo de plagas en la producción de semilla limpia]Biotecnología para el manejo de plagas en la producción de semilla limpia

Chavarriaga Aguirre, PaulEscobar Pérez, Roosevelt H.López, DaniloBeltrán, Jesús A.Roca, William M.Tohme, Joseph M.[Biotechnology for cassava improvement:Genetic modification and clean-seed production]Biotechnology for cassava improvement:Genetic modification and clean-seed production

The importance of cassava as the fourth largest source of calories in the world requires that contributions of biotechnology to improving this crop, advances and current challenges, be periodically reviewed. Plant biotechnology offers a wide range of opportunities that can help cassava become a b...


Chavarriaga Aguirre, PaulBrand, AlejandroMedina, AdrianaPrías, MónicaEscobar Pérez, Roosevelt H.Martínez, JuanDíaz, PaulaLópez Carrascal, Camilo ErnestoRoca, William M.Tohme, Joseph M.[The potential of using biotechnology to improve cassava: a review]The potential of using biotechnology to improve cassava: a review

Roca, William M.Mroginski, LA[Cultivo de tejidos en la agricultura: fundamentos y aplicaciones]Cultivo de tejidos en la agricultura: fundamentos y aplicaciones

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