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  1. Bull. Spec. CORESTA Symposium, Taormina, 1986, p. 86, PP09, ISSN.0525-6240

    Study on possible cytoplasmic contributions to physical and chemical characteristics of flue- and air-cured tobacco

    STREUTKER A.; VAN HEERDEN H.C.
    Tobacco and Cotton Research Institute, Rustenburg, South Africa
    Two approaches were used to determine possible maternal contributions to yield and chemical characteristics in tobacco. With flue-cured tobacco a backcrossing program led to the establishment of various lines that could be compared with the original ...
  2. Bull. Spec. CORESTA Symposium, Winston-Salem, 1982, p. 65, P07, ISSN.0525-6240

    Evaluation of recent fungicides on the control of seed bed diseases of tobacco

    NAGARAJAN K.; REDDY T.S.N.
    Central Tobacco Research Institute (CTRI), Division of Plant Pathology, Rajahmundry (A.P.), India
    In India, the most common endemic seed bed diseases on tobacco are damping off (Pythium aphanidermatum), black shank (Phytophthora parasitica f. nicotianae), and the frogeye spot (Cercospora nicotianae). These diseases together cause heavy damage during ...
  3. Bull. Spec. CORESTA Symposium, Winston-Salem, 1982, p. 70, P11, ISSN.0525-6240

    Performance of mosaic and powdery mildew resistant tobacco varieties in India

    SASTRI A.B.; NAGARAJAN K.; ELIAS N.A.; MOSES J.S.L.; REDDY T.S.N.
    Central Tobacco Research Institute (CTRI), Division of Plant Pathology, Rajahmundry (A.P.), India
    Initial screening of germ plasm indicated that, among Nicotiana tabacum cultivars,"Kuofan"was resistant to the Indian strain of Erysiphe cichoracearum and"Vamorr-50"was resistant to the Indian strain of tobacco mosaic virus. In India, ...
  4. Bull. Spec. CORESTA Congress, Manila, 1980, p. 100, AP05, ISSN.0525-6240

    Studies on the persistence of residues of chloropyriphos insecticide on tobacco

    GOPALACHARI N.C.; GOVINDA RAO S.; GOPALAKRICHNA C.V.S.S.V.
    Central Tobacco Research Institute (CTRI), Rajahmundry (A.P.) India
    The persistence of chloropyriphos insecticide residues was studied in green leaf at harvest, cured leaf and after storage for six months a year. The effects of soil application through the transplanting water and 2 to 5 foliar sprays at fortnightly ...