TY - GEN A1 - Małecki, Adam PB - Zielona Góra: Oficyna Wydawnicza Uniwersytetu Zielonogórskiego N2 - Threats of river-basin areas and watersheds result from intensive, various relative existence and economic activities of population. Architecture developing, farming and forest production, tourism and industry of area which is describe have in this one's own participation. In the article introduced on the ground of partial measurements, present-day border of Obrzyca river. N2 - Changes in chemical components of waters of this river this are results from changes of intensity of use her partial purchase centre of daily produce. Singling out particle watershed in following research will be based to determine dimension of pollution on single point and all area and their location in individually sources, and also qualifications coherent and multidirectional activities on thing of protection and formations this area, according with eco-evolution foundations. L1 - http://zbc.uz.zgora.pl/repozytorium/Content/45233/PDF/26_malecki_nowy.pdf L2 - http://zbc.uz.zgora.pl/repozytorium/Content/45233 KW - 2 Międzynarodowa konferencja "Ochrona i rekultywacja terenów dorzecza Odry: zagospodarowanie zlewni" (21-22.06.2001) T1 - Nowy podział hydrograficzny zlewni Obrzycy = The new hydrographical division of the Obrzyca river catchment UR - http://zbc.uz.zgora.pl/repozytorium/dlibra/docmetadata?id=45233 ER -