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7 results

  1. CORESTA Congress, Online, 2020, Agronomy/Phytopathology Groups, APPOST 06

    Diagnosis of leaf curl and crooked tip diseases on tobacco plants in Tay Ninh Province, Vietnam

    NGUYEN VAN C.(1); VIET HA C.(2)
    (1) Tobacco Institute, 133 Nguyen Trai, Thanh Xuan, Ha Noi, Vietnam; (2) Vietnam National University of Agriculture, Vietnam
    Tobacco leaf curl and crooked tip disease causes regular damage in the Tay Ninh Province of Vietnam and resulted in serious tobacco yield and quality loss in 2019. To define exactly the cause of the disease, the Tobacco Institute collected seven...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 13

    Genetic diversity of potato virus Y infecting tobacco in major tobacco growing fields in Northern Vietnam

    NGUYEN VAN C.(1); NGUYEN VAN D.(2); VAN LE S.(2)
    (1) Vietnam Tobacco Institute, Hanoi, Vietnam; (2) Vietnam Institute of Biotechnology, Hanoi, Vietnam
    Potato virus Y (PVY) is the type member of genus Potyvirus and one of the most common species and most pernicious of Potyvirus. PVY has a wide host range and infects several important solanaceous crops, including potato, tomato and tobacco. In...
  3. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 15

    Effect of potato virus Y on growth, yield and chemical composition of flue-cured tobacco in Northern Vietnam

    NGUYEN VAN C.; HONG NGUYEN T.; THI DO T.
    Vietnam Tobacco Institute, Hanoi, Vietnam
    Potato virus Y (PVY) is a plant virus that causes significant losses to tobacco. PVY damage is severe in the tobacco growing provinces Lang Son and Bac Giang with disease rates from 10-45 %, with some areas infected 100 %. The objective of this study...