1. Bull. Spec. CORESTA Congress, Harare 1994, p. 142, PPOST 15

    Investigation of cytoplasmic-nuclear interactions and manifestation of cytoplasmic male sterility in tobacco

    NIKOVA V.; VLADOVA R.; PANDEVA R.; SHABANOV D.; NIKOLOV E.; KANEVA S.
    Bulgarian Academy of Science, Institute of Genetics, Sofia, Bulgaria.
    Cytoplasmic male sterility (CMS) is defined as the inability to produce functional pollen with preservation of normal female fertility. CMS in tobacco is caused by a combined action of nuclear genes and extrachromosomal factors and is an useful tool for ...
  2. Bull. Spec. CORESTA Congress, Jerez de la Frontera, 1992, p. 132, APOST6, ISSN.0525-6240

    Development of cytoplasmically male sterile tobacco forms by crossing Nicotiana knightiana x N. tabacum

    NIKOVA V.; SHABANOV D.
    Bulgarian Academy of Science, Institute of Genetics, Sofia, Bulgaria.
    Cytoplasmic male sterility, (CMS), in tobacco is of great importance for the heterosis breeding, saving the time-consuming process for emasculation. Crossing the wild Nicotiana knightiana with N. tabacum/cv. Djbec 44, seeds of good germinating ability ...