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    Polyploid breeding of cassava

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    U95BkKangFertilizersNothomNodev.pdf (2.327Mb)
    Date
    1994
    Author
    Hahn, S.
    Bai, K.
    Chukwuma, E.
    Asiedu, Robert
    Dixon, A.
    Ng, S.
    Type
    Journal Article
    Metadata
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    Abstract/Description
    Spontaneous sexual and asexual polyploids occur in cassava. The cassava polyploid breeding strategies using these polyploidization processes are discussed. Sexual polyploidization has advantages over asexual polyploidization in terms of viability of gametes, heterosis, vigor, plant architecture, and productivity of the crop. Many clones of polyploid cassava have been developed at IITA through bilateral and unilateral polyploidization. Some of the polyploids were very vigorous. Several tetraploids performed as well as the best improved varieties and some triploids outyielded, by over 200%, the best improved varieties, indicating that triploids are more promising than tetraploids.
    https://doi.org/10.17660/ActaHortic.1994.380.16
    Multi standard citation
    Permanent link to this item
    https://hdl.handle.net/20.500.12478/4545
    Digital Object Identifier (DOI)
    https://doi.org/10.17660/ActaHortic.1994.380.16
    IITA Subjects
    Genetic Improvement; Plant Breeding; Livelihoods; Cassava
    Agrovoc Terms
    Cassava; Genomes; Chromosomes; Inbreeding
    Regions
    Africa; West Africa
    Countries
    Nigeria
    Collections
    • Journal and Journal Articles4835
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