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Journal Article 1983

Autor: Pineda López, Benjamín Jayasinghe, W. Upali Lozano, J.C.

The importance, symptomatology, and etiology of the frog skin disease in cassava are briefly described. This disease has caused losses up to 90 percent or more in Quilcace, Tambo (Cauca) and other municipalities of Colombia. The 1st symptoms of the disease appear 50-60 days after planting in cutt...

Enlace original: https://cgspace.cgiar.org/handle/10568/88515

Investigación en Agricultura
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Pineda López, Benjamín ,  Jayasinghe, W. Upali ,  Lozano, J.C. ,  [La enfermedad cuero de sapo en yuca (Manihot esculenta Crantz)] ,  La enfermedad cuero de sapo en yuca (Manihot esculenta Crantz)
Manual 1973

Autor: Lozano, J.C. Wholey, W

A method of rooting shoot tips is described, whereby plants free from cassava bacterial blight were produced. The use of this method, in addition to cultural practices, is proposed for producing pathogen-free foundation stock for a planting material certification program. (AS)

Enlace original: https://cgspace.cgiar.org/handle/10568/69611

Investigación en Agricultura
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Lozano, J.C. ,  Wholey, W ,  [A technique for the production of bacteria-free planting stock of cassava (Manihot esculenta Crantz)] ,  A technique for the production of bacteria-free planting stock of cassava (Manihot esculenta Crantz)
Conference Paper 1982

Autor: Lozano, J.C. Victoria Kafure, JI Velasco, Ana Cecilia Sang Won Ahn

A bacterial disease of rice not described previously has been observed in Central and South America. Symptoms are characterized by spreading brown blotches on the leaves. Systemic invasion by the pathogen causes necrosis of the vascular system of the leaves, resulting in their partial or total br...

Enlace original: https://cgspace.cgiar.org/handle/10568/56010

Investigación en Agricultura
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Lozano, J.C. ,  Victoria Kafure, JI ,  Velasco, Ana Cecilia ,  Sang Won Ahn ,  [Bacterial brown blotch, a disease of rice in tropical America] ,  Bacterial brown blotch, a disease of rice in tropical America
Conference Paper 1987

Autor: Lozano, J.C.

The different alternatives for disease control in cassava, reported as efficient and that could be taken into account when designing technological packages for cassava production, are summarized. These are cultu-ral control (crop rotation, planting on furrows, elimination of crop resi-dues, dista...

Enlace original: https://cgspace.cgiar.org/handle/10568/69921

Investigación en Agricultura
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Lozano, J.C. ,  [Alternativas para el control de enfermedades en yuca] ,  Alternativas para el control de enfermedades en yuca
Conference Paper 1986

Autor: Lozano, J.C.

The main pathological problems of the cassava crop are summarized. Four bacterial diseases have been identified and their causal agents characterized: CBB, angular leaf spot, bacterial stem rot, and bacterial stem gall. Two mycoplasmal problems, witches` broom and antholysis, have been identified...

Enlace original: https://cgspace.cgiar.org/handle/10568/69870

Investigación en Agricultura
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Lozano, J.C. ,  [Problemas patologicos en el cultivo de la yuca] ,  Problemas patologicos en el cultivo de la yuca
Journal Article 1984

Autor: Fukuda, C. Paguio, O. de la R. Lozano, J.C.

Phyllody, previously unreported in Brazil, was observed in several cassava cv. and hybrids planted in exptl. plots of the Centro Nacional de Pesquisa de Mandioca e Fruticultura in Cruz das Almas. The effect of the disease on production is not known; however, it poses a serious threat to the cassa...

Enlace original: https://cgspace.cgiar.org/handle/10568/88536

Investigación en Agricultura
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Fukuda, C. ,  Paguio, O. de la R. ,  Lozano, J.C. ,  [Ocorrencia de "filodia" em mandioca] ,  Ocorrencia de "filodia" em mandioca
Book Chapter 1983

Autor: Lozano, J.C. Toro, Julio C. Castro Merino, A. Bellotti, Anthony C.
Enlace original: https://cgspace.cgiar.org/handle/10568/55207

Investigación en Agricultura
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Lozano, J.C. ,  Toro, Julio C. ,  Castro Merino, A. ,  Bellotti, Anthony C. ,  [Selección y preparación de estacas de yuca para siembra] ,  Selección y preparación de estacas de yuca para siembra
Manual 1981

Autor: Lozano, J.C. Bellotti, Anthony C. Reyes, J.A. Howeler, Reinhardt H. Leihner, D.E. Doll, Jerry D.
Enlace original: https://cgspace.cgiar.org/handle/10568/54043

Investigación en Agricultura
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Lozano, J.C. ,  Bellotti, Anthony C. ,  Reyes, J.A. ,  Howeler, Reinhardt H. ,  Leihner, D.E. ,  Doll, Jerry D. ,  [Field problems in cassava] ,  Field problems in cassava
Book 1981

Autor: Lozano, J.C. Bellotti, Anthony C. Reyes, J.A. Howeler, Reinhardt H. Leihner, D.E. Doll, Jerry D.
Enlace original: https://cgspace.cgiar.org/handle/10568/54227

Investigación en Agricultura
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Lozano, J.C. ,  Bellotti, Anthony C. ,  Reyes, J.A. ,  Howeler, Reinhardt H. ,  Leihner, D.E. ,  Doll, Jerry D. ,  [Problemas en el cultivo de la yuca] ,  Problemas en el cultivo de la yuca

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