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Hussain, A.Bushuk, WRamírez, H.Roca, William M.[Polyacrylamide gel electrophoresis procedures for cultivar identification of field bean, cassava and pasture legumes = Procedimientos de electroforesis en geles de poliacrilamida para la identificación de cultivares de frijol, yuca y leguminosas forrajeras]Polyacrylamide gel electrophoresis procedures for cultivar identification of field bean, cassava and pasture legumes = Procedimientos de electroforesis en geles de poliacrilamida para la identificación de cultivares de frijol, yuca y leguminosas forrajeras

Thro, Ann MarieRoca, William M.Guy, H[The Cassava Biotechnology Network : objectives and accomplishments in biotechnology for a small farmer crop]The Cassava Biotechnology Network : objectives and accomplishments in biotechnology for a small farmer crop

CIAT activities in developing biotechnology applications to cassava in the last decade are described. The strategies to identify research topics and implement in house capabilities and an international cooperative effort in cassava biotechnology are emphasized. Successful integration of selected ...


Roca, William M.Henry, GuyAngel, F.Sarria, R[Biotechnology research applied to cassava improvement at the International Center of Tropical Agriculture (CIAT)]Biotechnology research applied to cassava improvement at the International Center of Tropical Agriculture (CIAT)

Restrepo M., José M.Ospina, GIHernández, C.Escobar Pérez, Roosevelt H.Tohme, Joseph M.Roca, William M.[Participatory development of low-cost simplified rustic tissue culture for cassava]Participatory development of low-cost simplified rustic tissue culture for cassava

Chávez, R.Roca, William M.Arias Garzón, D.I.Withers, Lyndsey A.Williams, T[Establishment and operation of a pilot in vitro active genebank of cassava]Establishment and operation of a pilot in vitro active genebank of cassava

Thro, Ann MarieRoca, William M.Henry, Guy[Cassava biotechnology: international collaboration current situation and perspectives]Cassava biotechnology: international collaboration current situation and perspectives

With graphs, illustrations, photos, and tables, the utilization of tissue culture techniques for the conservation and international exchange of cassava is briefly described. Likewise, the results of the phenotypic stability of cassava cv. M. Mex 20, M. Col 650, M. Col 2197, CM 305-38, and CM 323-...


Roca, William M.Narvaez, JRodríguez, J.Reyes, R.Mafla, G.Beltran, J.Roa E, J.C.Ramírez, H.Rodríguez, A.M.[Utilization of tissue culture techniques for the conservation and international exchange of cassava (Manihot esculenta) germplasm]Utilization of tissue culture techniques for the conservation and international exchange of cassava (Manihot esculenta) germplasm

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

Plant tissue culture includes a wide range of techniques: protoplast, cell, anther, callus, meristem and organ culture, all having one common factor: the growth of vegetative material in an aseptic environment; i,e., the sterilized culture medium in test tubes. In spite of the fact that several o...


Roca, William M.[Cultivo de tejidos en yuca]Cultivo de tejidos en yuca

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