Search Results

60 results

  1. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 14

    RNA-Seq analysis of Orobanche resistance in tobacco: development of molecular markers for breeding recessive resistance from Wika tobacco variety

    JULIO E.(1); MALPICA A.(2); COTUCHEAU J.(1); BACHET S.(2); VOLPATTI R.(1); DECORPS C.(1); DORLHAC de BORNE F.(1)
    (1) Imperial Tobacco Limited, Leaf Research, Bergerac, France; (2) Bergerac Seed and Breeding, Bergerac, France
    Orobanche spp. (broomrape) is an obligate root parasite that can attack a wide spectrum of plants, including tobacco. It is responsible for economic losses in Europe since 2002 and its incidence in many tobacco growing countries is increasing. Preventive ...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 04

    Pest and disease surveillance in flue-cured tobacco growing zones of India

    REDDY B.S.R.; SWAMY S.; MANI M.
    ITC Ltd, Agri Business Division, Research Department, Rajahmundry, A.P, India
    Pest and disease are major yield limiting factors in tobacco production and these biotic factors reduce the productivity besides affecting the quality of leaf. The control of these pest and diseases warrant more pesticide usage resulting in pesticide ...
  3. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 11

    Field trials with low nicotine tobacco varieties developed by conventional breeding technique: first results

    MALPICA A.(1); EVANS W.(2); ARCHIBALD C.(3); SCOTT L.(4); GARWE D.(5); CHAMANGO A.M.Z.(6); DORLHAC de BORNE F.(7); COLARD S.(8)
    (1) Bergerac Seed and Breeding, Bergerac, France; (2) Imperial Tobacco South Africa Pvt. Ltd, Umhlanga, Durban, South Africa; (3) Alliance One International Services, Camberley, Surrey, U.K.; (4) Universal Leaf Tobacco Co., Richmond, VA, U.S.A.; (5) Tobacco Research Board (TRB), Harare, Zimbabwe; (6) Agricultural Research & Extension Trust (ARET), Lilongwe, Malawi; (7) Imperial Tobacco Limited, Bergerac, France; (8) SEITA - Imperial Brands plc, Paris, France
    In 2015, the World Health Organisation (WHO) Study Group on Tobacco Product Regulation (“TobReg”) issued an advisory note recommending a strategy of reducing nicotine in tobacco to substantially lower levels of 0.4 mg/g. In the U.S., the Food and Drug ...
  4. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 30

    Nicotine reduction and consumer perception: a scientific approach for quantifying possible impact of low nicotine cigarettes on consumer behaviour

    GUO Mengran(1); VERRON T.(1); DORLHAC de BORNE F.(2); PRITCHARD J.(3); COLARD S.(1)
    (1) SEITA - Imperial Brands plc, Paris, France; (2) Imperial Tobacco Limited, Leaf Research, Bergerac, France; (3) Imperial Brands, Bristol, U.K.
    In 2015, the WHO Study Group on Tobacco Product Regulation (TobReg) issued an advisory note recommending a strategy to reduce nicotine in tobacco to levels which would not be sufficient to lead to the development and/or maintenance of addiction. In the US ...
  5. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 15

    Fertigation of flue-cured tobacco with a combination of water soluble and straight fertilisers, for enhancing nitrogen and potassium use efficiency

    MAHESH M.N.V.A.; RAMAKRISHNA B.; MANI M.; SRINIVAS P.
    ITC Limited - Agri Business Division-ILTD, Research Department, Rajahmundry, Andhra Pradesh, India
    Nutrient application through drip irrigation (fertigation) with water soluble fertilisers, is an established practice to achieve nutrient use efficiency in flue-cured tobacco production. However, there has been a steady price escalation and erratic ...
  6. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 51

    Potato virus Y (PVY) resistance in tobacco: identification of an alternative source of resistance against PVY resistant breaking variant

    JULIO E.(1); COTUCHEAU J.(1); DECORPS C.(1); VOLPATTI R.(1); MICHEL V.(2); GERMAN RETANA S.(2); DECROCQ V.(2); CANDRESSE T.(2); DORLHAC DE BORNE F.(1)
    (1) Imperial Tobacco, Bergerac, France; (2) UMR 1332 BFP, INRA, Univ Bordeaux, Villenave d'Ornon, France
    Potato virus Y (PVY) is one of the most damaging viruses on tobacco worldwide. This virus is responsible for mosaic or necrotic symptoms depending on the PVY strain. Aggressive PVY necrotic strains can lead to considerable yield losses. A large deletion ...
  7. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 65

    Management of Orobanche in flue-cured tobacco in India

    REDDY B.S.R.; SWAMY S.; MANI M.
    ITC Limited - Agri Business Division-ILTD, Research Department, Rajahmundry, Andhra Pradesh, India
    Orobanche (Orobanche cernua Loefl.) is a serious root parasite infesting tobacco roots in Northern Light Soil (NLS), Traditional and Mysore tobacco growing regions of India. The yield losses were ranging from 30-70% and plants show the symptoms of ...