Search Results

90 results

  1. 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...
  2. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 56

    Photoionization time-of-flight mass spectrometry as a tool for the identification of selected isomers in the gas phase of mainstream cigarette smoke

    HU Yonghua(1); WANG Jian(1); TIAN Zhenfeng(1); CHEN Kaibo(1); XU Yingbo(1); PAN Yang(2)
    (1) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei, Anhui, P.R. China; (2) National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, Anhui, P.R. China
    To identify selected isomers in the gas phase of mainstream cigarette smoke, an on-line measurement system with a photoionization unit was built. With this instrument, photoionization efficiency (PIE) curves for constituents in the gas phase of...
  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...
  4. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 10

    Principal component analysis of volatile components in refill liquids for electronic cigarettes with different tastes

    XU Chunping(1); MA Kuoyan(2); HAO Hui(3); CHEN Zhifei(3); ZHAO Shanshan(1)
    (1) College of Food and Biology Engineering, Zhengzhou University of Light Industry, Zhengzhou, P.R. China; (2) Technical Center of China Tobacco Chongqing Industrial Co., Ltd., Chongqing, P.R. China; (3) Technical Center of China Tobacco Henan Industrial Co. Ltd, Zhengzhou, Henan, P.R. China
    In this study the characterization of refill liquids for different electronic cigarettes with different tastes was compared. GC/MS and principal component analysis were employed to analyze the volatile components in refill liquids for five kinds of...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 16

    Degradation of phytosterols in tobacco extract by bacteria to produce low benzo[a]pyrene reconstituted tobacco

    YE Jianbin(1); ZHANG Zhan(2); HAO Zhou(2); YANG Xuepeng(1); MAO Duobin(1); YANG Zongcan(2); LIU Xiangzhen(2)
    (1) Zhengzhou University of Light Industry, Key Laboratory of Biotechnology in Tobacco Industry, Zhengzhou, Henan, P.R. China; (2) Henan Industrial Co., Ltd of CNTC, Zhengzhou, Henan, P.R. China
    Pyrolysis of phytosterols during tobacco combustion is closely related to the yield of PAHs, such as the carcinogen benzo[a]pyrene. There are five types of phytosterols in tobacco, accounting for 0.2-0.5 % by weight. Most of the phytosterols are...
  6. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, APPOST 06

    Materials, energy and value flows analysis of different tobacco planting patterns in Southern Anhui area

    ZHANG Jiguang(1); ZHANG Zhongfeng(1); YAO Zhongda(2); ZHANG Fujian(2); GUO Dongfeng(2); JI Xuejun(3); ZHU Qifa(3); XUE Lin(3); SHEN Guoming(1)
    (1) Tobacco Research Institute of Chinese Academy of Agricultural Sciences, Key Laboratory of Tobacco Biology and Processing, Ministry of Agriculture, Qingdao, P.R. China; (2) China Tobacco Anhui Industrial Co. Ltd., Hefei, P.R. China; (3) Anhui Wannan Tobacco Leaf Co. Ltd, Xuancheng, P.R. China
    The reasonable choice of tobacco planting pattern is very important to improve the efficiency of tobacco field ecosystems and to promote the sustainable development of modern tobacco agriculture. In this study, the materials, energy and value flow...
  7. 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...
  8. Tobacco Science & Technology, 2012, 1, p. 34-42., ISSN.1002-0861

    Analysis of important aroma components in tobacco by GC-MS with selective ion mode

    HUANG Lan(1); XU Yingbo(1); TIAN Zhenfeng(1); LI Lu(1); ZHU Dongliang(1); ZHU Xiaolan(2)
    (1) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China; (2) Research Center of Tobacco and Health, University of Science and Technology of China, Hefei 230052, P.R. China
    The cut tobacco in cigarette samples was prepared with optimized simultaneous distillation and extraction by using phenylethyl acetate as an internal standard (IS). The aroma components in the samples were analyzed by GC/MS with selective ion mode....
  9. Tobacco Science & Technology, 2012, 10, p. 56-60, 84, ISSN.1002-0861

    Effects of roasting conditions on major aroma components in Burley tobacco

    AN Yi(1); XU Lixia(2); YANG Jing(3); LI Bin(4); MAO Duobin(*3)
    (1) Agricultural College, South China Agricultural University, Guangzhou 510642, P.R. China; (2) Heilongjiang Tobacco Industrial Co., Ltd., Harbin 150001, P.R. China; (3) School of Tobacco Science and Engineering, Zhengzhou University of Light Industry, Zhengzhou 450002, P.R. China; (4) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    The contents of proline-glucose Amadori compounds and thirteen kinds of alkaline aroma components in burley tobacco were determined after roasting under different conditions, including roasting temperature, air humidity and ending moisture content in...
  10. Tobacco Science & Technology, 2012, 11, p. 38-41, 50, ISSN.1002-0861

    Combustion characteristics of flue-cured tobacco and its kinetic analysis

    XIA Ming(1); LI Jinguang(1); QIAO Guobao(1); JIANG Jianjun(1); HU Yonghua(2)
    (1) Chuzhou Cigarette Factory, China Tobacco Anhui Industrial Co., Ltd., Chuzhou 239000, Anhui, P.R. China; (2) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China
    In order to investigate the effects of combustion conditions on the thermal behavior of flue-cured tobacco, the thermal decomposition and combustion characteristics of flue-cured tobacco at different oxygen concentrations and heating rates were...