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Report 1980

Autor: Cardona, C.

Studies on the biology and damage caused by bean pests Diabrotica balteata and Cerotoma facialis have been conducted at CIAT since 1977. The biology of the 2 species is similar in many aspects. Life cycle is as follows: eggs, 6-7 days; 1st larval instar, 3-4 days; 2nd instar, 2-3 days; and 3rd in...

Enlace original: https://cgspace.cgiar.org/handle/10568/71388

Investigación en Agricultura
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Cardona, C. ,  [The biology, habits and nature of damage caused by chrysomelids in beans] ,  The biology, habits and nature of damage caused by chrysomelids in beans
Journal Article 1990

Autor: Kornegay, Julia L. Cardona, C.

Significant advances in increasing tolerance to the leafhopper Empoasca kraemeri Ross & Moore in common bean have been obtained using a new breeding scheme where yield under leafhopper attack is the principal selection criterion in the evaluation of progenies. However, to further refine this bree...

Enlace original: https://cgspace.cgiar.org/handle/10568/43331

Investigación en Agricultura
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Kornegay, Julia L. ,  Cardona, C. ,  [Development of an appropriate breeding scheme for tolerance to Empoasca kraemeri in common bean] ,  Development of an appropriate breeding scheme for tolerance to Empoasca kraemeri in common bean
Journal Article 1979

Autor: Hohmann, C.L. Schoonhoven, Aart van Cardona, C.

An expt. to study the background soil effects associated with var. resistance in bean pest populations, virus incidence and yield was carried out at the Centro Internacional de Agricultura Tropical (CIAT), Palmira, Colombia from Jan.-March, 1978. The effect of the treatments and of the var. on Em...

Enlace original: https://cgspace.cgiar.org/handle/10568/88463

Investigación en Agricultura
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Hohmann, C.L. ,  Schoonhoven, Aart van ,  Cardona, C. ,  [Manejo de pragas do feijoeiro (Phaseolus vulgaris, Linnaeus, 17S3) atraves da utilizacao de cobertura de solo associada a resistwncia varietal] ,  Manejo de pragas do feijoeiro (Phaseolus vulgaris, Linnaeus, 17S3) atraves da utilizacao de cobertura de solo associada a resistwncia varietal

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