CONTENTS

• Čistý M .: Automated calibration of the simulation model of irrigation projects by harmony search optimization (streszczenie, abstract)
• Fantoni G. : Water management in Milan and Lombardy in medieval times: an outline (streszczenie, abstract)
• Kovalenko P., Mikhaylov Y .: Irrigation system control under uncertainty conditions (streszczenie, abstract)
• Liziński T., Bukowski M .: An assessment of the tourist value of the Elbląg Canal (streszczenie, abstract)
• Mioduszewski W. : Impact of a road crossing on groundwater level in a river valley (streszczenie, abstract)
• Romić D., Zovko M., Romić M., Ondrašek G., Salopek Z .: Quality aspects of the surface water used for irrigation in the Neretva Delta ( Croatia ) (streszczenie, abstract)
• Schultz B. : Water management and flood protection of the polders in the Netherlands under the impact of climate change and man-induced changes in land use (streszczenie, abstract)
• Tadić L .: Example of integrated use of surface and groundwater resources in irrigation in Croatia (streszczenie, abstract)
• Michalczyk Z., Chmiel S., Głowacki S., Zielińska B .: Changes of springs' yield of Lublin Upland and Roztocze Region in 1998-2008 (streszczenie, abstract)
• Behrendt H., Optiz D., Kolanek A., Korol R., Strońska M .: Changes of the nutrient loads of the Odra River during the last century - their causes and consequences (streszczenie, abstract)
• Radecki-Pawlik A., Skalski T. : Bankfull discharge determination using the new invertebrate bankfull assessment method (streszczenie, abstract)
• Kowalewski Z. : Actions for small water retention undertaken in Poland (streszczenie, abstract)