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379 results

  1. 49th TWC, Tob. Work. Conf., 2020, abstr. 10

    Analysis and risk assessments of climatic factors during the field period of flue-cured tobacco in Luzhou, China - a case study

    WANG A.G.; JIN B.F.; LIU L.; YANG X.; LIU Y.; ZHANG Y.L.
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou China
    Take Luzhou area - located between Sichuan, Guizhou and Yunnan provinces - , as an example, main climate factors were analyzed during the field period of flue-cured tobacco from 2006-2016, and the climatic suitability and climate risk for flue-cured...
  2. 49th TWC, Tob. Work. Conf., 2020, abstr. 14

    Characteristics of main chemical components of flue-cured tobacco leaves and their relationship with smoke sensory quality in Guizhou, China

    DAI H.X.; LV D.S.; XU W.; WU S.M.; LIU Y.; LIANG T.B.; ZHANG S.X.; ZHANG Y.L.
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou China
    As the second largest tobacco growing area in China, tobacco leaf production in Guizhou province play an important role on the cigarette industry. In this study, 523 cut leave samples (C3F) from the main growing regions of Guizhou were collected from...
  3. 49th TWC, Tob. Work. Conf., 2020, abstr. 66

    Effects of soymilk root irrigation on the growth of flue-cured tobacco and bacterial community in soil

    DAI H.X.(1); YANG J.J.(2); XI J.Q.(3); LIANG T.B.(1); WANG J.W.(1); CHEN Y.C.(2); SU X.H.(2); ZHANG X.(3)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou China; (2) Company of Sanmenxia City, Henan Provincial Tobacco Company, Sanmenxia China; (3) Institute of Plant Nutrition, Resource and Environment, Henan Academy of Agricultural Sciences, Zhengzhou China
    Soymilk root irrigation (SRI, traditional soymilk and fermented soymeal), a topdressing technology with local characteristics for soil conservation, has become a routine agricultural technical measure in tobacco planting area of western Henan...
  4. 49th TWC, Tob. Work. Conf., 2020, abstr. 75

    Tobacco production programming in the Suwannee River Valley of North Florida

    VANN C.D.(1); WYNN K.(1); BROUGHTON D.(1); MOORE J.M.(2); VANN M.C.(3)
    (1) University of Florida, FL USA; (2) University of Georgia, Tifton, GA USA; (3) North Carolina State University, Raleigh, NC USA
    Since the 1920s, the Suwannee River Valley of North Florida has been known for producing premium quality tobacco. Over the years a Tobacco Extension Program has evolved which assists local producers with current production practices, governmental...
  5. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 29

    Construction of green flue-cured tobacco strips aging technology based on four-stage controlled atmosphere method

    HE Wei(1); MU Wenjun(2); FAN Jianqiang(1); BAO Kexiang(1); CHEN Yiqiang(1); LIN Jian(1); QI Lingfeng(1); ZHANG Ruiqiang(1); ZHANG Zengji(1); GUO Jianhua(2); SONG Jizhen(2); WANG Chunlu(3); FAN Tiantian(3)
    (1) Fujian Tobacco Industry Co., Ltd., Xiamen, P.R. China; (2) Key Laboratory of Eco-environment and Leaf Tobacco Quality, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (3) Beijing Yingfeng Litai Technology & Trade Co., Ltd., Beijing, P.R. China
    Aging of flue-cured tobacco strips plays an important role in improving the quality and use value of tobacco. Natural aging is the most widely used storage method at present, but there are still some problems, such as shorter suitable aging duration,...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 15

    Crystal structure of nicotine gentisate and its permeability in pig buccal mucosa

    YANG Ji; MIAO Mingming; CHEN Yongkuan; LIU Zhihua; ZHAO Yang; WU Yiqin; LIU Chunbo; YANG Liu; ZHAO Hui; SHEN Qinpeng; DUAN Yuanxing; GONG Xiaowei
    R&D Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China
    Nicotine compound salt has been widely concerned recently with the continuous expansion of the e-cigarette market. Synthetic nicotine organic acid salt or nicotine complex, instead of monomeric nicotine, is used in the formulation of the next...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 26

    Digital evaluation of tobacco style and quality by using a support vector machine algorithm with thermal analysis spectra

    LI Qiaoling(1); YIN Chao(2); ZHENG Quanxing(1); YU Yumei(1); LIU Xiucai(1); DENG Xiaohua(1); ZHANG Tinggui(1); ZHONG Jiawei(1); WANG Le(3); XU Hanchun(1); LIN Kai(1); MA Pengfei(1); HUANG Chaozhang(1); LI Bin(3); WU Anan(2)
    (1) Technology Center, China Tobacco Fujian Industrial Co., Ltd., Xiamen, Fujian, P.R. China; (2) College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, Fujian, P.R. China; (3) Key Laboratory of Tobacco Processing Technology of CNTC, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China
    In the processes of tobacco blend design and product maintenance of cigarettes, the evaluation of tobacco style and quality is very important. At present, the evaluation method mainly relies on artificial sensory analysis, which is subjective and...
  8. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 27

    Determination of petroleum ether extracts in flue-cured tobacco leaves by NIR combined with random frog wavelength selection method

    QIU Changgui(1,2); LIU Ze(3); CHEN Shi(4); LIU Jing(1,2); WANG Jiajun(3); ZHANG Wen(1,2); YANG Panpan(1,2)
    (1) Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming, P.R. China; (2) Yunnan Comtestor Company, Kunming, P.R. China; (3) Technology Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (4) Bijie Cigarette Factory, China Tobacco Guizhou Industrial Co., Ltd., Bijie, P.R. China
    In order to improve the prediction accuracy and model stability for quantitative calibration in near infrared spectroscopy, the random frog wavelength selection method combined with partial least squares (PLS) was employed to establish the prediction...
  9. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 29

    Thermochemical and thermophysical mapping of burning superslim and kingsize cigarettes

    EHLERT S.(1,3); CUI H.(2); HEIDE J.(3); XIE F.(2); DENG N.(2); LIU C.(4); McADAM K.(4); WALTE A.(1); ZIMMERMANN R.(3)
    (1) Photonion GmbH, Schwerin, Germany; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China; (3) University of Rostock, Dept. of Analytical Chemistry, Rostock, Germany; (4) British American Tobacco, R&D Centre, Southampton, U.K.
    After presenting and publishing the proof of principle of the in-situ thermochemical and thermophysical mapping inside a burning Super Slim (SS) cigarette, we now extended the study scope to other cigarette formats and smoking regimes[1]. A...