Search Results

26 results

  1. CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, APPOST 13

    Comparison of petiole nitrate concentrations and CCM chlorophyll readings in estimating ripeness of flue-cured tobacco leaves for harvest

    GRŠIC K.; CAVLEK M.; BUDIMIR A.
    Tobacco Institute, Zagreb, Croatia.
    A field trial was conducted for the purpose of comparing two diagnostic tests, the petiole sap nitrate test and the chlorophyll meter, and their applications in determining the ripeness of tobacco leaves for harvest. The experiment was carried out during ...
  2. Beitr. Tabakforsch. Int./Contrib. Tob. Research, 2006, 22-2, p. 125-32., ISSN.0173-783X

    Study of growing flue-cured tobacco in Croatia under various conditions of irrigation and nitrogen nutrition

    CAVLEK M.; TURSIC I.; COSIC T.
    Tobacco Institute, Zagreb, Croatia.
    Three field experiments were conducted at the experimental station of the Tobacco Institute Zagreb in Pitomaca during the years 1990 and 1992, 1993-1996 and 1999-2000 to determine the effects of irrigation at different soil moisture levels [40-100%, 60 ...
  3. CORESTA Congress, Paris, 2006, APOST 03

    Effect of eighteen years of tobacco production in monoculture and crop rotation upon the yield, quality and NO3-N leaching on semigley soil in Northern Croatia

    TURSIC I.; BUTORAC A.; BASIC F.; CAVLEK M.; MESIC M.; KISIC I.
    Tobacco Institute, Zagreb, Croatia.
    Reduced nitrogen fertilization is a major characteristic of Virginia tobacco culture. Compared to wheat and maize fertilization, the difference is considerable. As tobacco is grown on 6000 ha in Northern Croatia, it can be assumed that soil and water ...
  4. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, APOST 32

    Influence of soil compaction and fertilization on the growth and development of Virginia tobacco

    TURŠIC I.; CAVLEK M.; HUSNJAK S.; MESIC M.; COSIC T.; PETOSIC D.
    Tobacco Institute, Zagreb, Croatia, Faculty of Agriculture, University of Zagreb, Croatia.
    In Croatia, flue-cured tobacco is grown on soils in the river Drava valley. Frequent high contents of silt particles and fine sand in the soil mechanical composition, as well as shallow tillage, influenced an increase in soil compaction in the plough and ...
  5. CORESTA Congress, New Orleans, 2002, APPOST 21

    Effect of fifteen years of tobacco production in monoculture and crop rotation upon the yield and quality of flue-cured tobacco in agroecological conditions of the Republic of Croatia

    TURŠIC I.; BUTORAC A.; BAŠIC F.; MESIC M.; CAVLEK M.; KISIC I.; COSIC T.
    Tobacco Institute, Zagreb, Croatia.
    During the period 1987-2001, research was carried out into the influence of monoculture and five crop rotations on the yield and quality of flue-cured tobacco. The field trial was set up on the experimental field of the Tobacco Institute Zagreb (Northern ...