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Cryopreservation in liquid nitrogen of isolated zygotic embryos and whole seeds of cassava have been studied. A simple method is proposed for utilization in germplasm conservation or other related uses. Very high percentage survival values (ca. 97 percent) of zygotic embryos and whole seeds were ...


Marin, M.L.Mafla, G.Roca, William M.Withers, Lyndsey A.[Cryopreservation of cassava zygotic embryos and whole seeds in liquid nitrogen]Cryopreservation of cassava zygotic embryos and whole seeds in liquid nitrogen
Rubyogo, Jean-Claude[Distribution des semences de haricot aux petits exploitants agricoles d Afrique subsaharienne]Distribution des semences de haricot aux petits exploitants agricoles d Afrique subsaharienne
International Center for Tropical Agriculture[Empowering small farmers seed producer groups: income from reaching those not served by seed companies]Empowering small farmers seed producer groups: income from reaching those not served by seed companies
Rubyogo, Jean-Claude[Distribuição da semente de feijão pelos pequenos agricultores da África Subsariana [en línea]]Distribuição da semente de feijão pelos pequenos agricultores da África Subsariana [en línea]
Pineda López, Benjamín[La globalización de los mercados y su efecto en el movimento de fitopatógenos : Caso de las semillas]La globalización de los mercados y su efecto en el movimento de fitopatógenos : Caso de las semillas

During germplasm explorations carried out in Peru and Colombia, interbreeding complexes of wild and cultivated common bean were observed in both countries, eight in Apurimac and Cusco departments of Peru and eight in Cundinamarca and Boyacá departments of Colombia. The existence of complexes was ...


Beebe, Stephen E.Toro Chica, OrlandoGonzález, Alma VivianaChacón Sánchez, María I.Debouck, Daniel G.[Wild-weed-crop complexes of common bean (Phaseolus vulgaris L., Fabaceae) in the Andes of Peru and Colombia, and their implications for conservation and breeding]Wild-weed-crop complexes of common bean (Phaseolus vulgaris L., Fabaceae) in the Andes of Peru and Colombia, and their implications for conservation and breeding

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