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4 results

  1. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, APOST 24

    Hybrid seed production in tobacco by using male sterile plants

    NIKOVA V.; NIKOLOV E.; IANCHEVA A.; PANDEVA R.; PETKOVA A.
    Institute of Genetics, Sofia, Bulgaria; Tobacco and Tobacco Products Institute, Plovdiv, Bulgaria; Reg. Ctre for Scientific Investig. & Prod. of Tobacco, Haskovo, Bulgaria.
    The introduction of hybrid crop varieties has enabled spectacular growth in productivity owing to hybrid vigor and increased uniformity. To produce hybrid seeds, a pollination control system is required to prevent unwanted self-pollination. New...
  2. CORESTA Meeting, Smoke Science/Product Technology, Stratford-upon-Avon, 2005, SSPT 51

    The transfer ratio of some ester flavors in cigarette

    SONG Yubing; ZONG Yongli; XIE Jianping; TANG Hong
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    Some ester flavors were injected in cigarette and then analyzed with simultaneous distillation and extraction equipment and GC and GC/MS to observe the transfer rate to cut tobacco, filter tip, mainstream smoke and the cigarette butt. The results...
  3. CORESTA Meeting, Smoke Science/Product Technology, Stratford-upon-Avon, 2005, SSPT 56

    Influence of nitrate, nitrite and nicotine on tobacco specific N-nitrosamines in mainstream smoke

    ZHU Fengpeng; ZHAO Mingyue; HU Qingyuan
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    In this paper, the relationships between tobacco-specific N-nitrosamines in mainstream smoke and their precursors were studied. The nitrate, nitrite, nicotine were added respectively into the cigarettes, the total particular matter was collected...