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Evidence for genetic diversity in cultivated common bean (Phaseolus vulgaris) is reviewed. Multivariate statistical analysis of morphological, agronomic, and molecular data, as well as other available information on Latin American landraces representing various geographical and ecological regions...


Singh, S.P.Gepts, Paul L.Debouck, Daniel G.[Races of common bean (Phaseolus vulgaris, Fabaceae)]Races of common bean (Phaseolus vulgaris, Fabaceae)

Total seed protein variability in a sample of 163 entries of year-bean (Phaseolus polyanthus), including wild, feral and cultivated forms of the whole range of distribution in Latin America was studied using 1-dimensional SDS/PAGE and 2-dimensional IEF-SDS/PAGE. Ten different patterns were observ...


Schmit, VéroniqueDebouck, Daniel G.[Observations on the origin of Phaseolus polyanthus Greenman]Observations on the origin of Phaseolus polyanthus Greenman

Debouck, Daniel G.[Proyecto de recoleccion de germoplasma de Phaseolus en Mexico CIAT-INIA, 1978-1979]Proyecto de recoleccion de germoplasma de Phaseolus en Mexico CIAT-INIA, 1978-1979

Eighty-nine samples of Phaseolus germplasm were collected during a three-week exploration in the eastern slopes of the Bolivian Andes. Of particular interest are: 12 samples of lima bean, 4 samples of wild P. vulgaris and 64 samples of common bean landraces. Some problems related to the origin of...


Debouck, Daniel G.[Recoleccion de germoplasma de Phaseolus en Bolivia, Abril 23 - Mayo 14, 1988]Recoleccion de germoplasma de Phaseolus en Bolivia, Abril 23 - Mayo 14, 1988

During a 3-wk. trip to western Guatemala to collect bean germplasm, 88 seed samples were collected, representing 10 species in different forms. The germplasm involves 3 cultivated species (coccineus, polyanthus, and vulgaris), the ancestral forms of coccineus, lunatus, and polyanthus, and 3 wild ...


Debouck, Daniel G.Soto D., J.J.[Recoleccion de germoplasma de Phaseolus (frijol) en el Occidente de Guatemala]Recoleccion de germoplasma de Phaseolus (frijol) en el Occidente de Guatemala

Seventy nine samples of two Phaseolus species were collected during a germplasm exploration in Cusco. Of particular interest are: 25 landraces of P. vulgaris (of which 7 are popped beans) and 8 populations of a particular wild common bean. Strong indications about the existence of a crop-weed com...


Debouck, Daniel G.Tohme, Joseph M.[Recoleccion de germoplasma de Phaseolus vulgaris en el Centro- Sur del Peru, Mayo 14 - Junio 1, 1988]Recoleccion de germoplasma de Phaseolus vulgaris en el Centro- Sur del Peru, Mayo 14 - Junio 1, 1988

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