Search Results

4 results

  1. CORESTA Congress, Shanghai, 2008, AP 13

    Insect-proof plastic bag (inside lining) can prevent tobacco beetles from second invasion

    SONG Jizhen; ZHOU Hanping; XI Jiaqin; YIN Qisheng; YANG Jun; XIE Jianping
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    The protective agent A, the mixture C and the mixture D were screened from five kinds of protective agent, and they have good touch-killing effect on tobacco beetles. Six kinds of insect-proof plastic bags were made that were marked A1, A2, C1, C2, D1, D2 ...
  2. Tobacco Science & Technology, 2006, 1, p. 10-14, ISSN.1002-0861

    Prediction of structure and oil of flue-cured tobacco with near-infrared reflectance

    ZHOU HAN-PING; WANG XIN-MIN; SONG JI-ZHEN
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    The leaf structure and oil of 250 samples of flue-cured tobacco were valued with the appearance quality evaluation method, the samples were scanned in a wavelength range of 3500-12000 cm-1 with near infrared (NIR) spectrometer, further, the NIR predicting ...
  3. Tobacco Science & Technology, 2006, 11, p. 49-52, ISSN.1002-0861

    Contents and distribution of Pb, Cd and As in Chinese tobacco leaves

    ZHANG YAN-LING; YIN QI-SHENG; ZHOU HAN-PING
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    The contents and distribution of Pb, Cd and As in 497 flue-cured and 17 Burley tobacco leaf samples collected from major tobacco production regions of China in 2004 were studied. The results suggested that in most flue-cured tobacco samples, the contents ...