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<dc:title xml:lang="pl"><![CDATA[Changes in water levels of Prosna (Bogusław profile) in the years 1973-2017]]></dc:title>
<dc:creator><![CDATA[Ptak, Mariusz]]></dc:creator>
<dc:subject xml:lang="pl"><![CDATA[water levels]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[river]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[climate changes]]></dc:subject>
<dc:subject xml:lang="pl"><![CDATA[Prosna]]></dc:subject>
<dc:description xml:lang="pl"><![CDATA[The thesis presents long-term changes in water levels of Prosna, one of the main rivers in Wielkopolska, i.e. a region that commonly is considered as one of the least water-rich in Poland.It was found that in the last 40 years, average annual water levels of Prosna were characterized by a downward trend of 7.8 cm?dec-1 and werestatistically significant at p=0.05 and also p=0.01.In all months, the water level dropped, although statistically it was significant in seven cases.The largest reduction in monthly average water levels (statistically significant, p = 0.05) was in August and December and it was progressing at a rate of 13.2 and 12.3 cm?dec-1.The consequence of this ongoing trend may be, among others, deterioration of living conditions of ichthyofauna, or worse water quality of Prosna.]]></dc:description>
<dc:description xml:lang="pl"><![CDATA[nr 5-11 tytuł: Politechnika Zielonogórska - Zeszyty Naukowe]]></dc:description>
<dc:description xml:lang="pl"><![CDATA[nr 1-4 tytuł: Wyższa Szkoła Inżynierska im. Jurija Gagarina w Zielonej Górze - Zeszyty Naukowe]]></dc:description>
<dc:description xml:lang="pl"><![CDATA[seria główna: Zeszyty Naukowe]]></dc:description>
<dc:description xml:lang="pl"><![CDATA[nr 49-52 tytuł: Quaterly of Environmental Engineering and Design]]></dc:description>
<dc:description xml:lang="pl"><![CDATA[zeszyt 51 ukazał się jako nr 171 serii głównej]]></dc:description>
<dc:publisher><![CDATA[Zielona Góra: Oficyna Wydawnicza Uniwersytetu Zielonogórskiego]]></dc:publisher>
<dc:contributor><![CDATA[Greinert, Andrzej - red.]]></dc:contributor>
<dc:date><![CDATA[2018]]></dc:date>
<dc:type xml:lang="pl"><![CDATA[artykuł]]></dc:type>
<dc:format xml:lang="pl"><![CDATA[application/pdf]]></dc:format>
<dc:identifier><![CDATA[http://www.zbc.uz.zgora.pl/repozytorium/Content/51526/5_ptak_changes.pdf]]></dc:identifier>
<dc:identifier><![CDATA[https://zbc.uz.zgora.pl/repozytorium/dlibra/publication/61004/edition/51526/content]]></dc:identifier>
<dc:identifier><![CDATA[oai:zbc.uz.zgora.pl:51526]]></dc:identifier>
<dc:source xml:lang="pl"><![CDATA[Zeszyty Naukowe Uniwersytetu Zielonogórskiego, Tom 51]]></dc:source>
<dc:language><![CDATA[eng]]></dc:language>
<dc:relation><![CDATA[oai:zbc.uz.zgora.pl:publication:61004]]></dc:relation>
<dc:rights xml:lang="pl"><![CDATA[Biblioteka Uniwersytetu Zielonogórskiego]]></dc:rights>
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