Report of a Working Group on Allium (Fourth meeting): Held at Institut fur Genetik und Kulturpflanzenforschung, Gatersleben, Germany, 10 and 14 June 1991
Report of the first meeting of the ECP/GR Brassica Working Group: held at the Research Institute of Vegetable Growing and Breeding, Olomouc, and the Research Institute of Plant Production, Ruzyne, Prague, Czechoslovakia, 21-23 May 1991
Seguimiento al uso de Rhizobium phaseoli en las siembras comerciales del frijol Phaseolus vulgaris L. en Cajamarca, Perú
Inventario de especies forrajeras tropicales mantenidas en el CIAT = Inventory of tropical forage species maintained at CIAT
Desarrollo de una pequeña empresa de semillas (PES): el caso de la cooperativa agropecuaria de San Gil Ltda "COAGROSANGIL LTDA"