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Book Chapter 1991

Autor: Ramírez, H. Calderón, A. Roca, William M.

Several important aspects of the use of molecular markers in cassava germplasm characterization and in plant breeding programs are indicated. Basic concepts considered include protein and DNA electrophoresis. In the case of cassava, isoenzyme electrophoresis was applied to confirm duplicates dete...

Enlace original: https://cgspace.cgiar.org/handle/10568/55097

Investigación en Agricultura
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Ramírez, H. ,  Calderón, A. ,  Roca, William M. ,  [Tecnicas moleculares para evaluar y mejorar el germoplasma vegetal] ,  Tecnicas moleculares para evaluar y mejorar el germoplasma vegetal
Book Chapter 1991

Autor: Roca, William M. Nolt, Barry L. Mafla, G. Roa E, J.C. Reyes, R.

Several techniques used to eliminate viruses from cassava are described, namely heat therapy, apical tissue culture, and micropropagation. Virological tests to index cassava viruses are also indicated as follows: ELISA, dsRNA, mechanical inoculation of leaf sap in plants on Chenopodium quinoa, an...

Enlace original: https://cgspace.cgiar.org/handle/10568/55095

Investigación en Agricultura
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Roca, William M. ,  Nolt, Barry L. ,  Mafla, G. ,  Roa E, J.C. ,  Reyes, R. ,  [Eliminacion de virus y propagacion de clones en la yuca (Manihot esculenta Crantz)] ,  Eliminacion de virus y propagacion de clones en la yuca (Manihot esculenta Crantz)
Book Chapter 1991

Autor: Roca, William M. Arias, D.I. Chavez, R.

In vitro conservation strategies are reviewed, with special reference to in vitro active and basic gene banks; likewise, important aspects that should be considered for in vitro conservation, such as regeneration, viability, genetic stability, and information systematization, are discussed. The 2...

Enlace original: https://cgspace.cgiar.org/handle/10568/55096

Investigación en Agricultura
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Roca, William M. ,  Arias, D.I. ,  Chavez, R. ,  [Metodos de conservacion in vitro del germoplasma] ,  Metodos de conservacion in vitro del germoplasma
Report 1985

Autor: Ospina Patiño, Bernardo

The participation of CIAT in the agroindustrialization of dried cassava in Colombia is briefly indicated. Main area of influence has been on the Atlantic Coast, where an integrated approach to production, processing, and marketing has been employed. The project consists of 3 phases: (1) exptl. ph...

Enlace original: https://cgspace.cgiar.org/handle/10568/72366

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Ospina Patiño, Bernardo ,  [El CIAT y la agroindustria de la yuca seca en Colombia] ,  El CIAT y la agroindustria de la yuca seca en Colombia
Report 1979

Autor: Domínguez O., Carlos E. Ceballos, L.F.

A taxonomic classification and morphological description is given of the cassava plant: leaves, inflorescence (masculine and femenine flowers), fruit (seeds), stems (reproductive branching, lateral branches, branching produced after severe damage), roots (primary root and a description of thicken...

Enlace original: https://cgspace.cgiar.org/handle/10568/72368

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Domínguez O., Carlos E. ,  Ceballos, L.F. ,  [Clasificacion taxonomica y morfologia de la planta de yuca (Manihot esculenta Crantz)] ,  Clasificacion taxonomica y morfologia de la planta de yuca (Manihot esculenta Crantz)
Book Chapter 1979

Autor: Lozano, J. Carlos Toro, Julio C. Castro, Abelardo Bellotti, Anthony C.
Enlace original: https://cgspace.cgiar.org/handle/10568/81702

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Lozano, J. Carlos ,  Toro, Julio C. ,  Castro, Abelardo ,  Bellotti, Anthony C. ,  [Seleccion y preparacion de estacas de yuca para siembra] ,  Seleccion y preparacion de estacas de yuca para siembra
Conference Paper 1989

Autor: Janssen, W.

Using the farm as unit of analysis, diagnosis processes aimed at improving production systems are reviewed. Within a country, diagnosis should be conducted at different hierarchical levels: local (interaction between the production system and the input distribution sector, the marketing sector, p...

Se consideran los procesos de diagnostico dirigidos a mejorar sistemas de produccion, utilizando la finca como unidad de analisis. Dentro de un pais, el diagnostico se realiza a diferentes niveles jerarquicos: local (interaccion entre el sistema de produccion y el sector de distribucion de insumo...

Enlace original: https://cgspace.cgiar.org/handle/10568/80339

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Janssen, W. ,  [El ambiente socio-economico de la produccion de raices y tuberculos: implicaciones para el diagnostico] ,  El ambiente socio-economico de la produccion de raices y tuberculos: implicaciones para el diagnostico
Report 1977

Autor: Díaz, R.O.

A brief analysis is made of the relative importance of cassava production in relation to other agricultural commodities in casava- producing countries, with emphasis on L.A. World cassava production in 1974 was estimated at 103 million t; Asia and L.A. accounted for 29 percent each and Africa, 42...

Enlace original: https://cgspace.cgiar.org/handle/10568/71714

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Díaz, R.O. ,  [Characteristics of the world`s cassava production with emphasis on Latin America] ,  Characteristics of the world`s cassava production with emphasis on Latin America
Journal Article 1991

Autor: Bejarano, C.A. Laberry, R. Orrego, A. Lozano, J.C.

The symptoms caused in cassava by Scytalidium sp. and Diplodia manihotis are described and compared. NE Brazil and the northern coast and Valle del Cauca of Colombia are zones with appropriate ecological characteristics for an optimum disease development. Scytalidium sp. affected both roots and s...

Enlace original: https://cgspace.cgiar.org/handle/10568/88716

Investigación en Agricultura
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Bejarano, C.A. ,  Laberry, R. ,  Orrego, A. ,  Lozano, J.C. ,  [La pudricion negra de la yuca (Manihot esculenta) causada por Scytalidium sp] ,  La pudricion negra de la yuca (Manihot esculenta) causada por Scytalidium sp

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