Search Results

54 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...
  5. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 20

    Comparison of transcriptomes and gene expression profiles of two chilling- and drought-tolerant and intolerant Nicotiana tabacum varieties under low temperature and drought stress

    HAO D.H.(1); MA W.G.(2); SHENG Y.L.(1); ZHANG J.B.(1); JIN Y.F.(1); YANG H.Q.(1); LI Z.G.(1); WANG S.S.(1); GONG M.(1)
    (1) Yunnan Normal University, School of Life Sciences, Kunming, P.R. China; (2) Yunnan Academy of Tobacco Agricultural Sciences, Kunming, P.R. China
    Tobacco plants often encounter chilling and water scarcity conditions when grown in spring and early summer, leading to retarded growth and developmental abnormalities. The purpose of this study was to investigate comprehensive molecular mechanisms...
  6. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 24

    Effect of growth temperature on polyphenol content and metabolism in tobacco (Nicotiana tabacum L.) leaves

    DUAN S.Z.(1); LI J.Y.(2); WANG S.S.(1); HAO D.H.(1); JIN Y.F.(1); YANG L.Y.(1); WANG L.T.(1); MA J.H.(1); GONG M.(1)
    (1) Yunnan Normal University, School of Life Sciences, Kunming, P.R. China; (2) Yunnan Academy of Tobacco Agricultural Sciences, Kunming, P.R. China
    Growth temperature for tobacco plants greatly influences growth and quality of tobacco leaves, and polyphenol content in tobacco leaves was often related to tobacco aroma flavour types. The purpose of this study was to evaluate the effect of...
  7. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 43

    Optimisation of canopy architecture of field-grown tobacco based on three-dimensional modeling

    XU Zhaoli(1); YANG Yuhong(1); HOU Tongyu(2); GUO Yan(2)
    (1) Yunnan Academy of Tobacco Agricultural Sciences, Kunming, Yunnan, P.R. China; (2) China Agricultural University, College of Resources and Environment, Beijing, 100193, P.R. China
    Optimisation of canopy structure of field-grown tobacco is of importance for improving tobacco yield and quality. The architecture of individual K326 tobacco plants grown in an experimental field in Yuxi, Yunnan Province was measured by using 3D...
  8. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, APPOST 07

    Long-term water deficit imposed by air drought or chilling stress modifies the regulation of proline metabolism in Nicotiana tabacum

    WANG S.S.(1); YANG H.Q.(1); ZHANG J.B.(1); HAO D.H.(1); MA W.G.(2); ZHENG Y.Y.(2); GONG M.(1)
    (1) Yunnan Normal University, School of Life Sciences, Kunming, P.R. China; (2) Yunnan Academy of Tobacco Agricultural Sciences, Kunming, P.R. China
    Tobacco (Nicotiana tabacum), which originated in the tropical Americas, is thought to be rather sensitive to water deficit imposed by drought, salinity or low temperatures, especially during the rapid growth period. However, many past investigations...
  9. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, APPOST 24

    The difference of cadmium tolerance in two varieties of Nicotiana tabacum L. and effect of exogenous abscisic acid on cadmium accumulation in Nicotiana tabacum L.

    DENG Xiaopeng(1); XU Zhaoli(1); HE Lian(2); XIA Yan(2); SHEN Zhenguo(2)
    (1) Yunnan Academy of Tobacco Agricultural Sciences, China Tobacco Breeding Research (Southern) Center, Kunming, P.R. China; (2) Nanjing Agricultural University, College of Life Sciences, Nanjing, P.R. China
    Hydroponic cultures were conducted to investigate the tolerance and accumulation of cadmium (Cd) between two varieties of N. tabacum L., ‘MS-Yunyan87’ and ‘MS-K326’. The effect of Cd and abscisic acid (ABA) on growth and Cd accumulation in tobacco...
  10. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 64

    Structure identification of flavonoids in tobacco based on liquid chromatography mass spectrometry method

    PANG Tao; LI Yong; SHI Junli; LI Junying; DENG Jianhua; LU Xiuping
    Yunnan Academy of Tobacco Agricultural Sciences, Yuxi, Yunnan, P.R. China
    A structure identification method of flavonoids in tobacco was developed based on liquid chromatography mass spectrometry (LCMS). The two-step precursor ion scan method was used to identify flavone aglycones and glycosidic conjugates. The...