Search Results

52 results

  1. CORESTA Congress, Online, 2020, Agronomy/Phytopathology Groups, APPOST 08

    Growth, nitrogen uptake and soil N2O emissions in flue-cured tobacco as influenced by drip fertigation strategy

    MA Erdeng(1); GAO Tian(2); ZHANG Guangbin(3); XU Zhaoli(1); LI Junying(1); TONG Wenjie(1); Deng Xiaopeng(1)
    (1) Yunnan Academy of Tobacco Agricultural Sciences of CNTC, Kunming, P.R. China; (2) College of Tobacco Science, Yunnan Agricultural University, Jinhei Road, Kunming, P.R. China; (3) State Key Laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences, Nanjing, P.R. China
    Fertilizer strategy mainly includes the time and rate of fertilization, which is the most important content in the crop fertilization regime. Considering the rapid expansion of the application scope of drip fertigation technology, a scientific...
  2. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 06

    Research on the application of microwave non-destructive testing technology for detection of capsule filter rod or capsule cigarette

    ZHANG Long; ZHAO Shumi; LI Zhigang; ZHU Zhen; LIU Yong
    Institute of Applied Technology, Hefei Institutes of Physical Science, Chinese Academy of Sciences, Hefei, P.R. China
    In the filter rod capsule and cigarette capsule production process, the capsule defects, which include breakage, loss and position offset, occur easily because of the technology of capsule filling, filter rod cutting, and cigarette winding. Because...
  3. Tobacco Science & Technology, 2012, 5, p. 40-43, ISSN.1002-0861

    Preparation of high-purity solanesol by urea column chromatography combining with recrystallization

    HAN Ruirui(1); LÜ Chunjie(2); DENG Tiansheng(3,4); LIU Xuguang(*1); HOU Xianglin(3)
    (1) College of Chemistry Engineering, Taiyuan University of Technology, Taiyuan 030024, P.R. China; (2) Department of Mechanical Engineering, Luoyang Institute of Technology, Luoyang 471000, Henan, P.R. China; (3) Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, P.R. China; (4) Graduate University of Chinese Academy of Sciences, Beijing 100039, P.R. China
    To obtain high-purity solanesol, an experiment on the refinement of solanesol by urea column chromatography combining with recrystallization was conducted. The influences of ratio of urea to silica gel in stationary phase, elution solvent and the...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2011, Graz, ST 55

    Metabonomics study on effects of sidestream cigarette smoke on urinary metabolites of rats

    LIAN Wen-liu(1); LUO Jia(1); SHI Xian-zhe(2)
    (1) Technical Center, P.R. China Tobacco Hunan Industrial Co. Ltd., Changsha, P.R China; (2) Key Laboratory of Separation Science for Analytical Chemistry, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian, P.R. China
    The endogenous and exogenous urinary metabolites of rats passively exposed to sidestream cigarette smoke (SCS) were analysed to study the changes of urinary metabolites with a metabonomics method. The contents of total urinary...
  5. Tobacco Science & Technology, 2011, 1, p. 36-42., ISSN.1002-0861

    Caspase-mediated apoptosis of human bronchial epithelial cells induced by crotonaldehyde

    1. Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, Liaoning, P.R. China; 2. Beijing Work Station, Technology Center of Shanghai Tobacco (Group) Corporation, Beijing 101121, P.R. China; 3. Institute of Radiation Medicine, Academy of Military Medical Sciences, Beijing 100850, P.R. China; 4. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China
    In order to assess the health risk of cigarette smoke, crotonaldehyde-induced cell death and its mechanism in BEAS-2B cells were investigated. Cell survival rate, intracellular ATP level, apoptosis rate, cytochrome c released from mitochondria to...
  6. Tobacco Science & Technology, 2010, 7, p. 43-47., ISSN.1002-0861

    Factor analysis and stepwise discriminant analysis of chemical data of blended tobacco

    1. Technology Centre of Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; 2. Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian 116023, Liaoning, P.R. China3. Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming 650106, P.R. China
    In order to find out the main chemical data influencing the smoking quality of blended tobacco, factor analysis and stepwise discriminant analysis were carried out on the basis of the test data of 16 chemical components in 3 modular tobacco blends,...
  7. Tobacco Science & Technology, 2008, 2, p. 42-4, ISSN.1002-0861

    Effects of cigarette paper and tipping paper on moisture and tar contents in cigarette smoke

    Dalian Institute of Chemical Physics, Chinese Academy of Sciences, Dalian, Liaoning, China
    The influences of cigarette paper with different permeabilities and different grammages and the perforated tipping paper with different permeabilities on the moisture and tar contents in cigarette smoke were investigated. The results showed that: 1)...
  8. CORESTA Congress, Kyoto, 2004, A 02

    Decision support system for soil fertility and water quality - evaluation in FCV tobacco- growing zones of India

    Central Tobacco Research Institute (CTRI), Rajahmundry (A.P.) India
    Information Technology has become an integral part of our day-to-day life. In agriculture, computers are extensively used to disseminate the information on soils, water, climatic conditions, pest and disease management and one such information system...