Presenter Information

R Schultze-Kraft, CIAT

Publication Date

1989

Description

During one of the joint plant exploration missions between CIA T's Tropical Pastures Program and national research institutions which aim at building up a comprehensive inter­national forage germplasm collection for development of acid­soil tolerant cultivars (Schultze-Kraft, 1985), an unknow Cen­trosema species was collected. It is closely related to C. brasili­anum and was recently described as C. tetragonolobum (Schultze-Kraft and Williams, in press). Its natural distribution is restricted to the Orinoco region in Colombia and Venezuela between latitudes 4° and 6° N. At present 12 germplasm accessions are available. They were collected during 1984-86 on acid soils (pH 4.5-5.5) and in rather high-rainfall environments (2.000-2.500 mm/year) with 3-4 dry months in Vichada, Colombia and in the Federal Territory Amazonas and state of Bolivar, Venezuela.

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Centrosema Tetragonolobum- A New Tropical Pasture Legume for Acid Soils

During one of the joint plant exploration missions between CIA T's Tropical Pastures Program and national research institutions which aim at building up a comprehensive inter­national forage germplasm collection for development of acid­soil tolerant cultivars (Schultze-Kraft, 1985), an unknow Cen­trosema species was collected. It is closely related to C. brasili­anum and was recently described as C. tetragonolobum (Schultze-Kraft and Williams, in press). Its natural distribution is restricted to the Orinoco region in Colombia and Venezuela between latitudes 4° and 6° N. At present 12 germplasm accessions are available. They were collected during 1984-86 on acid soils (pH 4.5-5.5) and in rather high-rainfall environments (2.000-2.500 mm/year) with 3-4 dry months in Vichada, Colombia and in the Federal Territory Amazonas and state of Bolivar, Venezuela.