Search Results

48 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2015, Izmir, Turkey, AP 35

    Measuring canopy nitrogen nutrition in tobacco plants using hyper spectrum parameters

    ZOU Yong; YE Xiaoqing; YU Zhihong; CHEN Yufeng; WANG Wei; CHEN Jianjun
    (1) Shenzhen Tobacco Ind. Co., Ltd. of CNTC, Shenzhen, Guangdong, P.R. China; (2) Shenzhen Boton Flavors & Fragrances Co., Ltd., Shenzhen, Guangdong, P.R. China; (3) Tobacco Laboratory, South China Agricultural University, Guangzhou, Guangdong, P.R. China
    The aim of this paper is to study the quantitative relationship between above-ground nitrogen accumulation (ANA) of flue-cured tobacco and canopy spectral parameters, and then build a monitoring model for ANA of flue-cured tobacco based on various...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, STPOST 03

    Development and application of FT-NIRs model for online monitoring of the quality of cut tobacco in primary processing line

    YI Hao(1); LI Jun(1); LIU Wei(1); DU Wen(1,2); WANG Zhiguo(1); CHEN Zengping(2)
    (1) Technology Center, China Tobacco Hunan Industrial Co., Ltd. of CNTC, Changsha, P.R. China; (2) College of Chemistry and Chemical Engineering, Hunan University, Changsha, P.R. China
    Near infrared (NIR) spectroscopy is especially suitable for online monitoring of the productive process due to its fast and non-destructive detection feature. The online monitoring of cut tobacco is important for cigarette industrial enterprises to...
  3. 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...
  4. 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...
  5. Tobacco Science & Technology, 2012, 2, p. 71-74., ISSN.1002-0861

    Effects of exogenous salicylic acid on antioxidant metabolism of flue-cured tobacco under low temperature stress

    DENG Shiyuan(1); CHEN Jianjun(1); LUO Fuming(2); WANG Wei(1); LING Shoujun(2); WANG Jun(3)
    (1) Tobacco Laboratory, South China Agricultural University, Guangzhou 510642, P.R. China; (2) Guangdong Qingyuan Tobacco Co., Ltd., Qingyuan 511515, Guangdong, P.R. China; (3) Lianzhou Branch of Guangdong Qingyuan Tobacco Co., Ltd., Lianzhou 513400, Guangdong, P.R. China
    To effectively reduce the harm of low temperature on tobacco growth, flue-cured tobacco sprayed by salicylic acid (SA) was placed at 5 °C, and the effects of SA on antioxidant metabolism of flue-cured tobacco under low temperature stress were...
  6. Tobacco Science & Technology, 2011, 1, p. 74-78., ISSN.1002-0861

    Inductive effect and synergism of fungicides against tobacco bacterial wilt disease

    CHEN ZE-PENG(1); WANG TAO(2); CHEN WEI-MING(1); WANG XIAO-BIN(1); WAN SHU-QING(2)
    1. Guangdong Tobacco Monopoly Administration, Guangzhou 510610, P.R. China; 2. Key Laboratory of Pesticide & Chemical-Biology of Education Ministry, South China Agricultural University, Guangzhou 510642, P.R. China
    The effects of inducers on the resistence of tobacco plant against tobacco bacterial wilt disease were tested in vitro and in vivo by injecting the suspension of Ralstonia solanacearum into tobacco leaf veins. The results showed that Benzothiadiazole...
  7. Tobacco Science & Technology, 2011, 11, p. 36-39., ISSN.1002-0861

    Determination of lead in cigarette paper with microwave digestion-graphite furnace atomic absorption spectrometry

    ZHANG YOU-MAO(1); ZHAN LEI(2); FANG XI-LING(1); QIU XUE-QING(2); OUYANG XIN-PING(2)
    1. Technology Center, China Tobacco Guangdong Industrial Co., Ltd., Guangzhou 510145, P.R. China; 2. School of Chemistry & Chemical Engineering, South China University of Technology, Guangzhou 510640, P.R. China
    A method for determining the lead content in cigarette paper with microwave digestion-graphite furnace atomic absorption spectrometry was developed. Some process variables, including quantities of sample, the composition of digestion agent, ashing...
  8. 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,...
  9. Tobacco Science & Technology, 2010, 8, p. 41-45., ISSN.1002-0861

    Effects of filter length and ventilation on transfer behavior of some ester flavors in cigarette

    ZHOU HUI-SHUN(1); ZONG YONG-LI(2); ZHANG JIE(2); PENG SHU-HAI(2); SONG YU-BING(2)
    1. Technology Center, P.R. China Tobacco Jiangxi Industrial Corporation, Nanchang 330096, P.R. China; 2. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to investigate the effects of filter length and ventilation on the transfer behavior of some ester flavors in cigarettes, the said ester flavors were injected into cigarettes with filters of various length and ventilation rates. These...