1. Beitr. Tabakforsch. Int./Contrib. Tob. Research, 2001, 19-4, p. 189-203., ISSN.0173-783X

    A mathematical scheme for calculating flows and pressure drops in lit and unlit cigarettes

    DWYER R.W.; CHEN P.; WASYK R.D.
    Philip Morris USA, Research Center, Richmond, VA, USA
    A computational methodology is presented for evaluating the flows and pressure drops in both lit and unlit cigarettes. The flows and pressure drops across rows of tipping-paper perforations are considered explicitly, as are the locations and relative...
  2. CORESTA Meeting, Agronomy/Phytopathology, Cape Town, 2001, APOST 09

    Effects of nitrogen rates in different amount of soil organic carbon on flue-cured tobacco

    SHAMEL ROSTAMI M.T.; NICMARAM.; JALILI; AHIFAR H.; FATTAHI
    Tobacco Research Institute, Tirtash, Behshahr, Iran.
    A field experiment was performed to recommend suitable fertilization formula in Virginia tobacco farmer's fields in Mazandaran in 2000 year. According to the soil analysis and percent of organic carbon (%OC), 12 farms were selected and divided to...
  3. CORESTA Meeting, Agronomy/Phytopathology, Cape Town, 2001, PPOST 03

    The biological study and population dynamic of tobacco aphid, Myzus nicotianae (Blackman) (Homoptera : aphididae) in Iran

    ROSTAMCOLAEI S.E.; JAFARI M.E.
    Tobacco Research Institute, Tirtash, Behshahr, Iran.
    The seasonal abundance life history and natural enemies of green and red forms of tobacco aphids M. nicotianae (Blackman) was studied on burley tobacco during 3 years (1998-2000) in north of Iran.The tobacco aphid with holocyclic populations in...