[Banaszuk P., 2007, Wodna migracja rolniczych zanieczyszczeń obszarowych do wód powierzchniowych w zlewni górnej Narwi (Transport of diffuse agriculture-derived pollutants to surface waters in the upper Narew drainage basin), Wydaw. PB, Białystok, pp. 182 (in Polish).]Search in Google Scholar
[Behrendt H., Opitz D., 1999, Retention of nutrients in river systems: dependence on specific run off and hydraulic load, Hydrobiologia 410: 111-122.10.1023/A:1003735225869]Search in Google Scholar
[Bogdanowicz R., 2004, Hydrologiczne uwarunkowania transport wybranych związków azotu I fosforu Odrą I Wisłą oraz rzekami Przymorza do Bałtyku (Hydrological factors influencing transport of selected nitrogen and phosphorus compounds from the Odra River, the Vistula River and Polish coastal rivers to the Baltic Sea), Wydaw. UG, Gdańsk, (in Polish, English summary). ]Search in Google Scholar
[[EC] European Commission, 2000, Directive 2000/60/EC of the European Parliament and of the Council of 23 October 2000 establishing a framework for Community action in the field of water policy, Offic. J. Eur. Union L327: 1-72.]Search in Google Scholar
[Glińska-Lewczuk K., Burandt P., 2011, Effect of river straightening on the hydrochemical properties of floodplain lakes: Observations from the Łyna and Drwęca Rivers: N. Poland, Ecol. Eng. 37(5): 786-795.10.1016/j.ecoleng.2010.07.028]Search in Google Scholar
[Grant R., Laubel B., Kronvang B., Andersen H.E., Svendsen L.M., Fuglsang A., 1996, Loss of dissolved and particulate phosphorus from arable catchments by subsurface drainage, Water Res. 30(11): 2633-2642.10.1016/S0043-1354(96)00164-9]Search in Google Scholar
[Harnisz M., Gołaś I., Pietruk M., 2011, Tetracycline-resistant bacteria as indicators of antimicrobial resistance in protected waters - The example of the Drwęca River Nature Reserve (Poland), Ecol. Indicat. 11(2): 663-668.10.1016/j.ecolind.2010.09.005]Search in Google Scholar
[Haygarth P.M., Jarvis S.C., 1999, Transfer of phosphorus from agricultural soils, Adv. Agron. 66: 195-249.10.1016/S0065-2113(08)60428-9]Search in Google Scholar
[Heathwaite A.L., Dils R.M., 2000, Characterising phosphorus loss in surface and subsurface hydrological pathways, Sci. Tot. Environ. 251/252: 523-538.10.1016/S0048-9697(00)00393-4]Search in Google Scholar
[Jasiewicz Cz., Baran A., 2006, Rolnicze źródła zanieczyszczenia wód - biogeny (Agricultural sources of water pollutions - nutrients), J. Elementol. 11(3): 367-378 (in Polish, English summary).]Search in Google Scholar
[Koc J., Duda M., 2009, The role of storage reservoirs in reducing calcium migration from agricultural catchments, J. Elementol. 14 (3): 467-476.]Search in Google Scholar
[Koc J., Sobczyńska-Wójcik K., Skwierawski A., 2008, Magnesium concentrations in the waters of re-naturised reservoirs in rural areas, J. Elementol. 13(3): 329-340.]Search in Google Scholar
[Koc J., Szymczyk S., 2003, Wpływ intensyfikacji rolnictwa na odpływ z gleb fosforu do wód powierzchniowych (The impact of agriculture on the intensity of the outflow of soil phosphorus to surface waters), Zesz. Probl. Post. Nauk Roln. 494: 183-189 (in Polish, English summary).]Search in Google Scholar
[Kowalkowski T., 2009, Classification of nutrient emission sources in the Vistula River system, Environ. Pollut. 157: 1867-1872.10.1016/j.envpol.2009.01.018]Search in Google Scholar
[Mainstone C. P., Parr W., 2002, Phosphorus in river - ecology and management, Sci. Tot. Environ. 282/283: 25-47.10.1016/S0048-9697(01)00937-8]Search in Google Scholar
[McDowell R.W., Sharpley A.N., Condron L.M., Haygarth P.M., Brookes P.C., 2001, Processes controlling soil phosphorus release to runoff and implications for agricultural management, Nutr. Cycl. Agroecos. 59: 269-284.10.1023/A:1014419206761]Search in Google Scholar
[McDowell R.W., Biggs B.J.F., Sharpley A.N., Nguyen L., 2004, Connecting phosphorus loss from agricultural landscape to surface water quality, Chem. Ecol. 20: 1-40.10.1080/02757540310001626092]Search in Google Scholar
[Neal C., Jarvie H.P., 2005, Agriculture, community, river eutrophication and the Water Framework Directive, Hydrol. Process. 19: 1895-1901.10.1002/hyp.5903]Search in Google Scholar
[Pionke H.B., Gburek W.J., Schnable R.R., Sharpley A.N., Elwinger G.F., 1999, Seasonal flow, nutrient concentration and loading patterns in stream flow draining an agricultural hillland watershed. J. Hydrol. 220: 62-73.10.1016/S0022-1694(99)00064-5]Search in Google Scholar
[Pulikowski K., Kostrzewa S., Paluch J., Szewrański S., 2006, Stężenie i ładunek magnezu oraz wapnia w odciekach drenarskich (Concentration and load of magnesium and calcium in drainage waters), J. Elementol. 11(4): 483-494 (in Polish, English summary).]Search in Google Scholar
[Sharpley A.N., Gburek W.J., Folmar G., Pionke H.B., 1999, Source of phosphorus exported from an agricultural watershed in Pennsylvania, Agr. Water Manag. 41: 77-89.10.1016/S0378-3774(99)00018-9]Search in Google Scholar
[Soulsby C., Malcolm R., Helliwell R.C., Ferrier R.C., Jenkins A., 2000, Isotope hydrology of the Alt a’Mharcaidh catchment, Cairngorm Mountains, Scotland: implications for hydrology pathways and water residence time, Hydrol. Process. 14(4): 747-762.10.1002/(SICI)1099-1085(200003)14:4<747::AID-HYP970>3.0.CO;2-0]Search in Google Scholar
[Walling D.E., 2005, Tracing suspended sediments in catchment and river systems, Sci. Tot. Environ. 344: 159-184.10.1016/j.scitotenv.2005.02.011]Search in Google Scholar
[Withers P.J.A., Jarvie H.P., 2009, Delivery and cycling of phosphorus in rivers: A review, Sci. Tot. Environ. 400: 379-395.10.1016/j.scitotenv.2008.08.002]Search in Google Scholar
[Żmuda R., 2006, Funkcjonowanie system transport fluwialnego w małej zlewni zagrożonej erozją wodną gleb (Fluvial transport system functioning in a small catchment threatened by soil water erosion), Zesz. Nauk. AR Wroc. 544, Rozpr.243: 1-165 (in Polish, English summary).]Search in Google Scholar
