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22 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., 1971, 15-28, p. 87-89, ISSN.0082-4523

    Regional tests with contact and systematic tobacco sucker control agents. III. Fire-cured tobacco

    SMITH H.C.; LINK L.A.; STEFFENS G.L.; ATKINSON W.O.
    Tennessee Agricultural Experiment Station, Department of Agronomy, University of Tennessee, Knoxville, Tennessee USA; Virginia Polytechnic Institute, Department of Agronomy, Southwest Virginia Research Station, Glade Spring, Virginia USA; Crops Research Division, Agricultural Research Service, U.S. Department of Agriculture, Beltsville, Maryland USA; Kentucky Agricultural Experiment Station, Department of Agronomy, University of Kentucky, Lexington, Kentucky USA
    Field experiments were conducted in Kentucky and Tennessee in 1956-1968 to evaluate the effects of chemical agents for sucker control on fire-cured tobacco. Maleic hydrazide, a systemic type agent, and three contact type agents, methyl caprate, a...