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  1. Bull. Spec. CORESTA Congress, Vienna, 1984, p. 109, P02, ISSN.0525-6240

    Behaviour of the tobacco cultivars grown in Romania to natural infection with tomato spotted wilt virus

    JILAVEANU A.; POP I.; COSTESCU M.; IOAN E.
    Research Institute for Plant Protection, Bucharest, Romania
    In one experiment conducted in 4 replications, the tobacco varieties belonging to the Oriental, Semi-Oriental and"of large consumption"types was less infected with tomato spotted wilt virus than the varieties belonging to the Virginia and, in...
  2. Bull. Spec. CORESTA Congress, Vienna, 1984, p. 96, A22, ISSN.0525-6240

    New tobacco genotypes obtained through in vitro manipulation of microspores

    PATRASCU M.; IOAN E.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    Genotypes with new genetic combinations were obtained by using "in vitro"cultures of microspores derived from inter- and intraspecific hybrids in F1 and F2. Dihaploid isogenic lines with superior production and quality characteristics are used as...