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113 results

  1. CORESTA Congress, Online, 2020, Agronomy/Phytopathology Groups, AP 02

    The AP2 transcription factor NtERF172 confers drought resistance by modifying NtCAT

    HU Risheng(1); LI Yangyang(1); LIU Dan(2); ZHAO Qiang(3)
    (1) Hunan Tobacco Research Institute of CNTC, Changsha, Hunan Province, P.R. China; (2) Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, P.R. China; (3) College of Horticulture, Qingdao Agricultural University, Qingdao, P.R. China
    Drought stress often limits plant growth and global crop yields. Catalase (CAT)-mediated hydrogen peroxide (H2O2) scavenging plays an important role in the adaptation of plant stress responses, but the transcriptional regulation of the CAT gene in...
  2. CORESTA Congress, Online, 2020, Smoke Science/Product Technology Groups, ST 03

    Method development for the analysis of mono-carbonyl compounds in e-vapor products by LC-MS

    ZHU J.; HEREDIA A.; TWEEDY J.; TAYYARAH R.
    ITG Brands and Fontem USA, Greensboro, NC, U.S.A.
    At the 73rd Tobacco Science Research Conference (TSRC), we presented a novel method for quantitation by LC-MS of mono-carbonyl compounds in e-vapor product aerosol samples. The method is simple and robust with good recoveries. We have since extended...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 17

    Variation of soil potassium quantity-intensity relationship in flue-cured tobacco-rape rotation system under long-term located potassium application

    DAI Kuai(1); LI Jiangzhou(1); ZHANG Limeng(1); JI Sigui(1); LONG Huaiyu(2); XU Zhaoli(3); DUAN Yuqi(3); YANG Yuhong(3); LU Xiuping(3); JIAO Yongge(1); BU Lingduo(1)
    (1) Yunnan Tobacco Company Yuxi Branch/Biological Control of Tobacco Diseases and Insect Pests Engineering Research Center of China, Yuxi, P.R. China; (2) Institute of Agriculture Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, P.R. China; (3) Yunnan Tobacco Agriculture Research Institute, Kunming 650031, P.R. China
    The aim of this study was to explore the effect of long-term potassium application on soil potassium supply capacity, so as to provide certain scientific basis for rationalising potassium application and continuing research on the development of...
  4. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 40

    Progress in breeding and biocontrol dual approaches for tobacco broomrape management

    MALPICA A.(1); GUINCHARD L.(2); BACHET S.(1); VACHER C.(3); GATARD L.(4); REIBEL C.(2); GAUTHERON N.(2); EDELHERMANN V.(2); STEINBERG C.(2); GIBOT LECLERC S.(2)
    (1) Bergerac Seed & Breeding, Bergerac, France; (2) Agroécologie (AgroSup Dijon, INRA, Univ. Bourgogne Franche-Comté), Dijon, France; (3) Arvalis, Institut du Vegetal, Bergerac, France; (4) Coopérative CT2F, Maison de l’Agriculture, Schiltigheim, France
    Tobacco broomrape (Phelipanche ramosa, Phelipanche aegyptiaca and Orobanche Cernua) is a widespread parasitic plant from the Orobanchaceae family, that causes important damage in tobacco crops. Broomrape is mainly present in Europe, Middle East and...
  5. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, APPOST 07

    Effects of wheat straw and biochar addition on physiochemical properties and organic carbon fractions in flue-cured tobacco planting soil

    WANG Yi; ZHANG Junqing; KUANG Shuai; GUAN Ensen; ZHUO Qicui; SONG Xiaopei; LU Weilong; WANG Dahai; LIU Yuedong; ZHANG Jiguang
    Weifang Tobacco Co., Ltd of Shandong Province of CNTC, Weifang, P.R. China; Ministry of Agriculture, Tobacco Research Institute, Chinese Academy of Agriculture Sciences, Qingdao, P.R. China
    Soil organic carbon (SOC) is the core component in maintaining soil fertility. However, soil total organic carbon (TOC) gains and losses are difficult to distinguish over a short time period. Previous studies showed that labile organic carbon...
  6. 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....
  7. 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...
  8. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 25

    Misperception of e-cigarette harm growing among American adults, 2013-2015

    VERRON T.(1); GUO M.(1); VARIGNON B.(1); O'CONNELL G.(2); WALELE T.(2); CAHOURS X.(1)
    (1) SEITA - Imperial Brands plc, Paris, France; (2) Fontem Ventures B.V., Amsterdam, The Netherlands
    Electronic cigarettes (e cigarettes) have been characterised as significantly less harmful than smoked tobacco by an increasing number of public health authorities. However, the proportion of American adults who perceive e cigarettes to be equally or...