Search Results

140 results

  1. Tobacco Science & Technology, 2008, 5, p. 5-8, ISSN.1002-0861

    Application of a Complex Biochemical Agent in Cigarette Harmful Component Reducing

    DAI YA; WANG CHANG-GUO; ZHU LI-JUN
    Chuanyu Branch of China Tobacco Industrial Corporation, Chengdu, China
    Ketones, phenols and their derivatives (referred as KPs) were extracted from natural plants with ultrasonic-organic solvent technology. Stable porphyrin compounds, HPs, were made from the haematochrome extracted from fresh animal blood with acidic acetone ...
  2. CORESTA Meeting, Agronomy/Phytopathology, Krakow, 2007, AP 41

    Managing thrips vectors and tomato spotted wilt tospovirus symptom expression in flue-cured tobacco

    McPHERSON R.M.; MOORE J.M.
    University of Georgia, Dept. of Plant Pathology, Tifton, GA, USA.
    Tomato spotted wilt tospovirus (TSW) is a serious economic problem for tobacco producers in Georgia, USA. This virus is spread, or vectored, by tiny insects called thrips (Thysanoptera: Thripidae) as they feed on the crop. Results are presented from ...
  3. Tobacco Science & Technology, 2007, 12, p. 10-12, ISSN.1002-0861.

    Application of a new screw type cut tobacco distributor in pneumatic feeding system

    WANG SHOU-YONG; ZHANG JUN; MA SHI-HUA
    Technology Center of Hebei Branch of China Tobacco Industrial Corporation, Shijiazhuang, China
    To solve the problems such as cut tobacco segregation and high fine content and improve the control precision and stability in pneumatic feeding system, a new screw type cut tobacco distributor featuring a tobacco sieve and laterally fed was tested. The ...