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20 results

  1. Bull. Spec. CORESTA Congress, Lisbon, 2000, p. 107, APOST6 (adjourned)

    Estimation of the state of nitrogen nourishment of tobacco using the N-tester

    KOWALCZYK-JUSKO A.; KOSCIK B.
    University of Agriculture, Lublin - Institute of Agricultural Sciences, Zamosc, Poland.
    The purpose of this work, based on a three years of field experiment, was to inspect whether it is possible to use a chlorophyll meter in fixing the nitrogen doses used in growing flue-cured tobacco. The relationship between the capacity of nitrogen...
  2. Bull. Spec. CORESTA Congress, Brighton, 1998, p. 112, APOST13

    Influence of aqua terra hydrogel on growth, development and yield of light cigarette tobacco

    KOSCIK B.; KOWALCZYK-JUSKO A.
    University of Agriculture, Lublin - Institute of Agricultural Sciences, Zamosc, Poland.
    The aim of introductory field and pot experiments which were carried out in Zamosc in the years of 1995-1997 was to study the influence of Aqua Terra hydrogel on the growth, development and yield of light cigarette tobacco. Hydrogels are substances...
  3. Tob. Sci., 1972, 16-28, p. 95-97, ISSN.0082-4523

    Studies on the chemical evaluation of tobacco quality. III. Evaluation of tobacco quality from gas chromatographic analysis of particulate phase of the cigarette smoke

    SUGAWARA S,L KOBASHI U.; SAKURAI H.
    Central Research Institute, Japan Monopoly Corp., Shinagawa-ku, Tokyo, Japan
    In the gas chromatogram of the particulate phase from flue-cured tobacco smoke, several pairs of peaks were selected and the logarithms of the ratios in the area of the individual pairs were calculated to see their correlation to the corresponding...