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A collection trip of native Phaseolus germplasm was carried out over a 15-day period in the provinces of Jujuy, Salta, Tucuman, and Catamarca (Argentina) within the alt. range of 700-2200 m.a.s.l. Seeds of 26 wild populations of Phaseolus vulgaris var. aborigineus and of other species were collec...


Debouck, Daniel G.[Recoleccion de germoplasma nativo de Phaseolus]Recoleccion de germoplasma nativo de Phaseolus

Results are given from a Phaseolus germplasm field study carried out in Southern Nuevo Leon, Mexico: 143 samples of 8 different species. The presence of each one of the species in this part of the country is discussed. (CIAT)


Rodríguez C, M.Rodríguez T, S.Aguilar S., M.Debouck, Daniel G.[Phaseolus germplasm collection in Mexico]Phaseolus germplasm collection in Mexico

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

A survey was carried out in Central Costa Rica in Jan. 1987, in an attempt to find web blight resistance in native var.; 43 samples representing 10 different taxa were found. Wild P. vulgaris was found in 2 different places in the province of San Jose; both populations presented truly wild charac...


Debouck, Daniel G.Araya Villalobos, RodolfoOcampo S., R.A.González Ugalde, W.G.[Collecting Phaseolus in Costa Rica]Collecting Phaseolus in Costa Rica

No wild Phaseolus bean germplasm is currently available from seed banks for Ecuador. Because of the decisive importance of the wild forms in evolutionary studies of the bean crops, and given the key geographical situation of that country in the northern Andes, a joint exploration was recently car...


Debouck, Daniel G.Castillo T., R.Tohme, Joseph M.[Observations on little-known Phaseolus germplasm of Ecuador]Observations on little-known Phaseolus germplasm of Ecuador

Nuñas are a group of common bean (Phaseolus vulgaris, Fabaceae) varieties, whose grains are consumed after toasting in their original Andean habitats. Nowadays, these varieties are restricted to certain parts of the highlands of Peru and Bolivia. Linguistic, ethnobotanical, and archaeological dat...


Tohme, Joseph M.Toro Chica, OrlandoVargas Daza, JaimeDebouck, Daniel G.[Variability in Andean nuña common beans (Phaseolus vulgaris, Fabaceae)]Variability in Andean nuña common beans (Phaseolus vulgaris, Fabaceae)
Toro Chica, OrlandoTohme, Joseph M.Debouck, Daniel G.[Wild bean (Phaseolus vulgaris L.): description and distribution]Wild bean (Phaseolus vulgaris L.): description and distribution
Guimaraes, Elcio PerpétuoDebouck, Daniel G.Beebe, Stephen E.Pompilio Martínez, CésarHershey, Clair H.Ceballos, H.[Pre-breeding : an alternative to add value to the plant genetic resources]Pre-breeding : an alternative to add value to the plant genetic resources
Mafla, G.Roa E, J.C.Debouck, Daniel G.[Observations concerning the distribution of cassava germplasm from an international collection]Observations concerning the distribution of cassava germplasm from an international collection

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