Search Results

45 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 14

    Study on capillary-evaporation effect in porous medium of electronic cigarettes

    GAO Yihan(1); SHEN Yi(1); LI Dian(2); LU Li(2); LI Zhihua(2); WU Jinlu(3); GAO Naiping(3)
    (1) Shanghai New Tobacco Product Research Institute, Shanghai, P.R. China; (2) China Tobacco Guangxi Industrial Co., Ltd., Nanning, P.R. China; (3) Tongji University, Shanghai, P.R. China
    In order to study the capillary-evaporation effect in the porous medium of electronic cigarettes, a theoretical model was established to simulate the heat and mass transfer process in the heating zone of e-cigarettes. Based on the similarity principle, a ...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 05

    Effect of Qianhefu water-soluble foliar fertilizer on the quality of flue-cured tobacco leaf

    XU Chunping(1); BAI Jiafeng(2); HU Zhizhong(2); JIA Ke(1); MA Kuoyan(3)
    (1) College of Food and Biological Engineering, Zhengzhou University of Light Industry, Zhengzhou, P.R. China; (2) Technical Center of China Tobacco Guangxi Industrial Co. Ltd, Nanning, Guanxi, P.R. China; (3) Technical Center of China Tobacco Chongqing Industrial Co., Ltd., Chongqing, P.R. China
    A field experiment was carried out to investigate the effect of Qianhefu water-soluble foliar fertilizer on the quality of tobacco leaf. The results showed that the foliar fertilizer played an important role in improving agronomic traits of tobacco growth ...
  3. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 08

    Effects of treatment time of ultraviolet irradiation and ozone on the internal quality of the redrying tobacco

    XU Chunping(1); BAI Jiafeng(2); ZHENG Kai(3); ZHU Guocheng(3); HU Zhizhong(2); JIANG Yu(1); XU Heng(4); LI Shufang(3); YANG Zhiqiang(3)
    (1) College of Food and Biological Engineering, Zhengzhou University of Light Industry, Zhengzhou, Henan, P.R. China; (2) Technical Center, China Tobacco Guangxi Industrial Co. Ltd, Nanning, Guanxi, P.R. China; (3) Xuchang Cigarette Factory, China Tobacco Henan Industrial Co., Ltd., Xuchang, Henan, P.R. China; (4) Technical Center, China Tobacco Henan Industrial Co., Ltd, Zhengzhou, Henan, P.R. China
    To investigate the effect of ultraviolet (UV) radiation and ozone on the internal quality of redrying tobacco, Qujing redrying tobacco (B2F) was selected as experimental material and irradiated by UV irradiation (producing ozone) and treated with ozone ...
  4. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 44

    Investigation of pyrolysis behaviour of lutein in air by thermo gravimetry-single drop micro extraction-gas chromatography-mass spectrometry

    YANG Ji; YANG Liu; WU Yiqin; MIAO Mingming; ZHE Wei; CHEN Yongkuan
    China Tobacco Yunnan Industrial Co., Ltd of CNTC, R&D Center, Kunming, P.R. China
    To investigate the pyrolysis behaviour of lutein in air, an automatic single drop micro extraction (SDME) device for trapping the released fractions was designed and coupled with thermo gravimetry-gas chromatography-mass spectrometry. According to the ...
  5. CORESTA Congress, Sapporo, 2012, Agronomy/Phytopathology Groups, APPOST 07

    The effect of prolonged yellowing on the quality and chemical composition of flue-cured tobacco

    WEI Jian-yu; NIE Rong-bang; HUANG Tai-song; LI Yong-fu
    China Tobacco Guangxi Industrial Co., Ltd., Nanning, Guangxi, P.R. China
    A study was conducted in 2010 to evaluate the effect of prolonged yellowing on the quality and chemical composition of flue-cured tobacco (Nicotiana tabacum L.) leaves. Ripe flue-cured tobacco leaves were maintained at a dry bulb temperature of 38 °C and ...
  6. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, AP 26

    Development and application of Immunocapture real-time RT-PCR for detection of potato virus Y (PVY) in individual peach aphid (Myzus persicae)

    CHEN Dexin(1); YANG Jinguang(1); WANG Fenglong(1); ZHOU Wenliang(2); SHEN Lili(1); QIAN Yumei(1)
    (1) Key Laboratory of Tobacco Quality Control, Ministry of Agriculture, Qingdao, Shandong 266101, P.R.China; (2) Guangxi Tobacco Company Baise Branch, Baise 533000, P.R. China
    Potato virus Y (PVY) is transmitted in a nonpersistent manner by peach aphid (Myzus persicae), leading to many crop diseases. PVY infected tobacco plants could cause serious damage on tobacco quality and yields due to its simple transmission path and ...
  7. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, PPOST 03

    The application of resistance signal transfer by grafting against TMV in Nicotiana tabacum

    WANG Fenglong(1); YANG Jinguang(1); ZHAI Xilun(1); SONG Liyun(1); SHEN Lili(1); QIAN Yumei(1); HUANG Jin(2); WANG Yong(3)
    (1) Key Laboratory of Tobacco Pest Monitoring Controlling & Integrated Management, STMB, Tobacco Research Institute of CAAS, Qingdao 266101, P.R China; (2) Tobacco Corporation of Guangxi Baise, Baise 533000, P.R.China; (3) China Tobacco Shandong Industrial Co. Ltd., Jinan 250100, P.R. China
    The tobacco virus disease caused by tobacco mosaic virus (TMV) is one of the most important diseases of tobacco in China, and no effective prevention methods are used to control the TMV virus diseases. In this study, Nicotiana tabacum var. Samsun NN and N ...
  8. Tobacco Science & Technology, 2011, 10, p. 49-53., ISSN.1002-0861

    Nanometer silicon dioxide

    FENG SHOU-AI(1,2); HUANG TAI-SONG(1); ZOU KE-XING(1); CHEN ZHI-YAN(1); HUANG TIAN-HUI(1); ZHU YONG-FA(2)
    1. Technology Center, China Tobacco Guangxi Industrial Co., Ltd., Nanning 530001, P.R. China; 2. Department of Chemistry, Tsinghua University, Beijing 100084, P.R. China
    In order to investigate the effect of surface properties of nanometer materials on their performance of selectively reducing major harmful components in cigarette smoke, hydrophilic nanometer SiO 2 was modified by trimethylsilyl chloride silane, and the ...
  9. Tobacco Science & Technology, 2011, 7, p. 28-32., ISSN.1002-0861

    Simultaneous determination of residues of 28 organophosphorus pesticides in tobacco by gas chromatography with dual columns and double detectors

    LI QIAN-KUN(1); YANG YI-NAN(2)
    1. Guangxi Subtropical Crops Research Institute, Nanning 530001, P.R. China; 2. China Tobacco Guangxi Industrial Co., Ltd., Nanning 530001, P.R. China
    For rapidly detecting the residues of 28 organophosphorus pesticides in tobacco, a gas chromatography (GC) with double columns and dual detectors was developed via investigating the effects of sample pretreatment conditions and chromatographic separating ...
  10. Tobacco Science & Technology, 2011, 7, p. 60-63., ISSN.1002-0861

    Transfer behavior of some carbonyl flavors in filter and tobacco rod of cigarette

    ZHANG JIE(1); ZONG YONG-LI(1); ZHOU HUI-SHUN(2); PENG SHU-HAI(1); SONG YU-BING(1)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Technology Center of China Tobacco Jiangxi Industrial Corporation, Nanchang 330096, P.R. China
    Twelve carbonyl flavor samples were added into cut tobacco and filter tips of cigarettes and then analyzed by simultaneous distillation and extraction coupled with GC and GC/MS to determine the ratios of flavor retained in tobacco rod or filter, migrated ...