Search Results

56 results

  1. 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 ...
  2. 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 ...
  3. 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 ...
  4. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, STPOST 45

    Status of benzo[a]pyrene in commonly consumed food products and in selected environments: a review

    TYAGI K.; DINESH T.K.; SUDESNA P.; SATHISH KUMAR D.
    ITC Limited, ITC Life Sciences & Technology Centre, Bengaluru, India
    Benzo[a]pyrene (B[a]P) is an extensively studied compound among the polycyclic aromatic hydrocarbons (PAHs) in commonly consumed products and in the environment. B[a]P is formed due to incomplete combustion of organic matter and commonly consumed products ...
  5. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 13

    Foliar applications of WG®CONTANS against Sclerotinia sclerotiorum on tobacco crop

    KANE K.(1); CAILLETEAU B.(2)
    (1) ARVALIS Institut du Végétal, Bergerac, France; (2) Imperial Tobacco Group, Institut du Tabac, Bergerac, France
    In France, the fungus Sclerotinia sclerotiorum affects tobacco late in the cycle, after topping. The problem has been increasing over the last 6-7 years. Rainfall is an important factor for contamination and spread. Symptoms are stem and leaf vein ...
  6. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, AP 21

    Evolutionary pathways of potato virus Y adaption to the resistance gene va in Nicotiana tabacum and impacts for resistance management

    JANZAC B.(1,2); LACROIX C.(1,2*a); TRIBODET M.(1); VERRIER J-L.(2); JACQUOT E.(1*b)
    (1) INRA-Agrocampus Ouest-Université Rennes1, UMR1349 IGEPP (Institute of Genetic, Environment and Plant Protection), Le Rheu, France; (2) Imperial Tobacco Group, SEITA, Institut du Tabac, Bergerac, FranceInteractions), Montpellier, France
    Since the use of tobacco cultivars carrying allelic forms (0, 1 or 2) of the recessive resistance gene va, symptoms associated to PVY infection have often been reported, which suggests viral adaptation to these allelic forms. Biological and serological ...
  7. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 11

    Simultaneous quantification of 4-hydroxy coumarin, coumarin, 6-methyl coumarin and eugenol in cigarette filler and in mainstream smoke using HPLC-PDA

    MEHTA S.K.; RAGHU H.S.; SANGLI N.D.; GOURISANKAR S.
    ITC R&D Centre, ITC Ltd., Bengalaru, India
    Eugenol is the main volatile compound of extracted oil from clove bud (S. aromaticum L.) that is used in traditional medicine as a bactericide, fungicide and anaesthetic. Coumarin has long been used by the tobacco industry as an additive in cigarettes. ...
  8. CORESTA Congress, Edinburgh, 2010, IG 01

    TSNA accumulation during post-cure storage of air-cured tobacco: Results of a 2009 experiment

    VERRIER J.L.; WIERNIK A.; STAAF M.; ONILLON M.; LAURENT T.
    Imperial Tobacco Group, Institut du Tabac, Bergerac, France
    In Burley and dark tobacco, tobacco specific nitrosamines (TSNA) are formed during air-curing. A further accumulation may occur post-cure, before threshing and re-drying. The experiment reported here investigates this post-cure accumulation in leaves from ...
  9. CORESTA Congress, Edinburgh, 2010, SSPT 19

    Determination of total alkaloids as nicotine in tobacco by continuous flow analyzer using stable and safer reagents

    MEHTA S.K.; RAJESH B.J.; DHALEWADIKAR S.V.
    ITC R&D Center, Tobacco and Tobacco Products Laboratory, Bangalore, India
    ISO 15152:2003 describes analysis of total alkaloids as nicotine (TNA) in tobacco using continuous flow analyzer. It is based on the measurement of the colour complex generated by the reaction of cyanogen chloride and nicotine alkaloids. Cyanogen chloride ...