Issue articles 4 / 2010

• An attempt to assess the impact of anthropopressure on the ecological state of urbanised watercourses of Krakow Conurbation and the difficulties encountered
  Authors: M. Wardas, Aleksander-Kwaterczak U., Jusik S., Hryc B., Zgoła T., Sztuka M., Kaczmarska M., Mazurek M.
• Assessment of metal hazard taking hair as an indicator of trace element exposure to workers in occupational environment
  Authors: R. Mehra, Thakur A.
• Changes in the quality of water in Brdowskie Lake in 1997-2006
  Authors: R. Staniszewski, Staniszewski R., Szoszkiewicz J.
• Content of zinc in plants fertilized with municipal solid waste and urban green waste composts
  Authors: W. Sądej, Namiotko A.
• Effect of growth regulators on the mineral balance in spring triticale
  Authors: J. Wierzbowska, Bowszys T., Sienkiewicz S.
• Effect of nitrogen, phosphorus and potassium fertilization on yielding and biological value of fruits of aubergine (Solanum melongena L.)
  Authors: B. Markiewicz, Golcz A.
• Effect of soil contamination with anthracene and pyrene on yield and accumulation of macronutrients in butter lettuce (Lactuca sativa L.)
  Authors: S. Krzebietke, Sienkiewicz S.
• Influence of different potassium fertilization level on nutritional status of winter wheat and on yield during critical growth stage
  Authors: R. Gaj,
• Magnesium as a nutritional tool of nitrogen efficient management - plant production and environment
  Authors: W. Grzebisz, Przygocka-Cyna K., Diatta J.B., Szczepaniak W., Potarzycki J.
• Seasonal variability of mineral nitrogen in groundwater of hydrogenic soils
  Authors: S. Szymczyk, Pawluczuk J., Stępień A.
• Usefulness of calcium-magnesium products in parturient paresis in HF cows
  Authors: P. Sobiech, Rypuła K., Wojewoda-Kotwica B., Michalski S.
• Yields and quality of green forage from red clover di- and tetraploid forms
  Authors: K. Żuk-Gołaszewska, Wierzbowska J., Purwin C., Pysera B., Gołaszewski J.
• Zinc and cadmium accumulation in maize (Zea mays L.) and the concentration of mobile forms of these metals in soil after application of farmyard manure and sewage sludge
  Authors: K. Gondek,