1. 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 Vietnam, ...
  2. 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 was ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, APPOST 01

    Evaluation of effect of coated fertilisers for use in flue-cured tobacco production

    MTONGA Y.P.(1); MUMBA J.B.(1); GOMONDA R.W.J.(1); LOCKINGTON I.(2); MACMILLAN C.(2)
    (1) Agricultural Research and Extension Trust (ARET), Lilongwe, Malawi; (2) Greenbelt Fertilisers Ltd, Mazabuka, Zambia
    Two coatings, one which coats phosphate known as Avail and another called Nutrisphere-N which coats nitrogen, were used. Avail lengthened phosphate availability by protecting the phosphates from being locked up by Fe, Al, Mg and Ca. Nutrisphere-N controls ...