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146 results

  1. 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 ...
  2. 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 fractions, ...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 45

    Meta-analysis of two biomarkers of exposure of tobacco products

    AYALA-FIERRO F.(1); ELAMIN A.(2); FROST-PINEDA K.(3); JIN T.(3); PRASAD G.L.(3); SARKAR M.(4); SCHMIDT E.(3); VERRON T.(5)
    (1) ITG Brands LLC, Greensboro, NC, U.S.A.; (2) PMI R&D, Philip Morris Products S.A., Neuchâtel, Switzerland; (3) RAI Services Company, Winston-Salem, NC, U.S.A.; (4) Altria Client Services LLC, Richmond, VA, U.S.A.; (5) SEITA - Imperial Brands, Paris, France
    In the context of tobacco products, broadly two types of biomarkers exist, biomarkers of exposure (BoE) and biomarkers of potential harm (BoPH). BoE measure exposure to tobacco constituents, e.g. carbon monoxide (CO) and nicotine equivalents (NEQs). The ...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 33

    Quantitative risk assessment (QRA) indicates reduced risk potential for carcinogenic and non-carcinogenic effects of the aerosol of the next generation products (NGPs) compared to reference cigarettes

    AYALA-FIERRO F.(1); CZEKALA L.(2); SIMMS L.(2); RUDD K.(2); CAVA G.(2); STEVENSON M.(2)
    (1) ITG Brands LLC, Greensboro, NC, U.S.A.; (2) Imperial Brands PLC, Bristol, U.K.
    In order to understand the potential relative health risks of NGPs compared to cigarettes, we compared the relative risks of aerosols from tobacco-containing and tobacco-free NGPs to the smoke generated from a reference cigarette. Quantitative Risk ...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 58

    A consortium approach for consumer-reported outcome measures to assess tobacco- and nicotine-containing products

    ACQUADRO C.(1) on behalf of the CORESTA CROM Task Force: AYALA-FIERRO F.(2); BLACK R.(3); CAHOURS X.(4); CHREA C.(5); CURTIN G.(6); GILES L.(7); McCAFFREY S.(3); PARK C.H.(8); PRASAD K.(9); SHERWOOD N.(10); SHIFFMAN S.(11); SMITH J.(6); SPIES E.(5)
    (1) Mapi Research Trust, Lyon, France; (2) ITG Brands, Greensboro, NC, U.S.A.; (3) Altria Client Services, Richmond, VA, U.S.A.; (4) SEITA - Imperial Brands, Paris, France; (5) Philip Morris Products S.A., Neûchatel, Switzerland; (6) RAIS, Winston-Salem, NC, U.S.A.; (7) JT Int'l SA, Genève, Switzerland; (8) KT&G Research Institute, Daejeon, Republic of Korea; (9) British American Tobacco, Southampton, U.K.; (10) Neil Sherwood Consulting, Commugny, Switzerland; (11) Pinney Associates, Pittsburgh, PA, U.S.A.
    In the tobacco space, consumer-reported outcome measures (CROM) are essential for understanding motivations, subjective effects, and behavior. Such measures have become particularly important with the advent of candidate modified risk tobacco products ...