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The reasons an integrated pest and disease control in cassava is justified are analyzed. Some cultural practices are listed that would lessen the problems caused by negative production factors within an ecosystem and would give high stable yields. Recommendations are given to maintain and enrich ...


Lozano, J.C.Bellotti, Anthony C.[Integrated control of diseases and pest of cassava (Manihot esculenta Crantz)]Integrated control of diseases and pest of cassava (Manihot esculenta Crantz)
Autor: Lozano, J.C.

Bacterial wilt of cassava (Manihot esculenta) is the most serious disease in Central and South America, and it has recently been reported in Africa. The symptoms are foliage lesions, dieback, exudation of gum from the young sprouts, and vascular necrosis of stems and roots of susceptible cultivar...


Lozano, J.C.[El anublo bacterial de la yuca (Manihot esculenta Crantz) en America: Etiologia, epidemiologia y control]El anublo bacterial de la yuca (Manihot esculenta Crantz) en America: Etiologia, epidemiologia y control

Aspects related to breeding programs in cassava, the impact of past strategies and exptl results related to them are discussed. Even though sources of resistance have been identified for the majority of the diseases and pests, in addition to tolerance to adverse edaphic and climatic factors, it i...


Lozano, J.C.Byrne, D.Bellotti, Anthony C.[Cassava/ecosystem relationships and their influence on breeding strategy]Cassava/ecosystem relationships and their influence on breeding strategy

The reasons an integrated pest and disease control in cassava is justified are analyzed. Some cultural practices are listed that would lessen the problems caused by negative production factors within an ecosystem and would give high stable yields. Recommendations are given to maintain and enrich ...

Se analizan las razones que justifican un control integrado de plagas y enfermedades de la yuca. Se enumeran algunas practicas culturales que reducirian los problemas ocasionados por los factores negativos de la produccion en un ecosistema y originarian altos rendimientos estables. Se presentan r...


Lozano, J.C.Bellotti, Anthony C.[Control integrado de enfermedades y pestes en la yuca (Manihot esculenta Crantz)]Control integrado de enfermedades y pestes en la yuca (Manihot esculenta Crantz)

Aspects related to breeding programs in cassava, the impact of past strategies and exptl results related to them are discussed. Even though sources of resistance have been identified for the majority of the diseases and pests, in addition to tolerance to adverse edaphic and climatic factors, it i...

Se discuten ampliamente aspectos relacionados con los programas de mejoramiento genetico de la yuca, el impacto de estrategias pasadas y los resultados experimentales relacionados con estas. Aunque se han identificado fuentes de resistencia a la mayoria de las enfermedades y plagas, ademas de la ...


Lozano, J.C.Byrne, D.Bellotti, Anthony C.[Influencia del ecosistema en las estrategias del mejoramiento genético de la yuca]Influencia del ecosistema en las estrategias del mejoramiento genético de la yuca
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...


Lozano, J.C.[Alternativas para el control de enfermedades en yuca]Alternativas para el control de enfermedades en yuca

Greenhouse studies on pathogenic variability of Xanthomonas manihotis did not reveal the occurrence of distinct pathogenic races. The non-race status of the pathogen suggests that CBB could be well-controlled in the field by using known levels of genotype resistance in specific ecosystems and by ...


Elango, FritzLozano, J.C.[Pathogenic variability of Xanthomonas manihotis, the causal agent of cassava bacterial blight]Pathogenic variability of Xanthomonas manihotis, the causal agent of cassava bacterial blight

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