Now showing items 1-5 of 5

    • Compatibilidad de la yuca con cuatro especies silvestres de Manihot de Brasil Central 

      Nassar, N.M.A (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-01)
      Hybridizations between cassava (Yuca), Manibol esculenta Crantz, and the wild species, M anomala Pohl, M. oligantha Pax subsp nesteli, M. gracilis Pax, and M. zehutneri Ule were fertile. Meiosis of the four species was ...
    • Un estudio de la colección y mantenimiento del germoplasma de yucas silvestres, Manihot spp. 

      Nassar, N.M.A (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1979-09)
      An urgent effort to conserve genetic resources of wild cassava is badly needed. Occurence of wild cassava species in their natural habitats is dimininshing day after day and a number of species are on the verge of extinction. ...
    • Interspecific hybrid of cassava and its cytogenetic behaviour 

      Nassar, H.N; Nassar, N.M.A; Vieira, C; Saraiva, L.S (IICA, San José (Costa Rica), 1994-01)
      Se examinaron las características meióticas y mitóticas de un híbrido interespecífico entre yuca Manihot esculenta Crantz y M. neusena y de su progenie. El híbrido F1 mostró una meiosis irregular debido a la disparidad de ...
    • Microcentros de diversidad de yuca silvestre, Manihot spp en el Brasil Central 

      Nassar, N.M.A (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1978-10)
      Out of 26 wild Manihot species reported to occur in Central Brazil, 20 species were collected from two limited areas each of less than 100 km diameter. These two areas are: Goias Velho and Corumba de Goias. Considering ...
    • Variabilidade de clones da mandioca em relacao a fertilidade e aspectos morfológicos 

      Nassar, N.M.A; Grattapaglia, D (Instituto Interamericano de Cooperación para la Agricultura (IICA), 1986-10)
      A description of 18 indigenous and synthetic clones of (Manihot esculenta) cassava showed very little variability in relation to morphological characters, as well as the absence of some characters of economic value such ...
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