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Description
| - Látkové toky hlavních iontů a živin v ekosystému silně acidifikovaného Čertova jezera (CT) a jeho povodí byly měřeny v hydrologických letech 2001-2005. Ekosystém se zotavuje z acidifiakce od konce 80. let 20. století. Přesto je dosud CT povodí významným zdrojem síranů (230 mol/ha/rok). Saturace povodí dusíkem způsobila nízké zadržování anorganického N (v průměru 23%). Transformace N a vyplavování síranů byly hlavními zdroji protonů (810 a 470 mol/ha/rok) v CT povodí. Jezerní biogeochemické procesy (denitrifikace a asimilace dusičnanů, redukce síranů a fotochemický a mikrobiální rozklad aniontů organických kyselin) snížily látkový tok protonů o 50%. Čisté zadržení živin (C, P, N a Si) v jezeře činilo 18-34%. (cs)
- Fluxes of major ions and nutrients were measured in the watershed-lake ecosystem of a strongly acidified Čertovo Lake, in the 2001-2005 hydrological years. The ecosystem has been recovering from acidification since the late 1980s. Still, however, Čertovo watershed was an average net source of 230 mol/ha/yr of sulfate. Nitrogen saturation of the watershed caused low retention of the deposited inorganic N (23% on average). Nitrogen transformations and sulfate release were the dominant terrestrial sources of protons (810 and 470 mol/ha/yr, respectively) and the watershed was a net source of 420 mol proton/ha/yr. The in-lake biogeochemical processes (denitrification and assimilation of nitrate, sulfate reduction, and photochemical and microbial decomposition of organic acid anions) reduced the incoming protons by 50%. The net in-lake retention or removal of nutrients (carbon, phosphorus, nitrogen, and silica) varied between 18% and 34% of their inputs.
- Fluxes of major ions and nutrients were measured in the watershed-lake ecosystem of a strongly acidified Čertovo Lake, in the 2001-2005 hydrological years. The ecosystem has been recovering from acidification since the late 1980s. Still, however, Čertovo watershed was an average net source of 230 mol/ha/yr of sulfate. Nitrogen saturation of the watershed caused low retention of the deposited inorganic N (23% on average). Nitrogen transformations and sulfate release were the dominant terrestrial sources of protons (810 and 470 mol/ha/yr, respectively) and the watershed was a net source of 420 mol proton/ha/yr. The in-lake biogeochemical processes (denitrification and assimilation of nitrate, sulfate reduction, and photochemical and microbial decomposition of organic acid anions) reduced the incoming protons by 50%. The net in-lake retention or removal of nutrients (carbon, phosphorus, nitrogen, and silica) varied between 18% and 34% of their inputs. (en)
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Title
| - Element fluxes in watershed-lake ecosystems recovering from acidification: Čertovo Lake, the Bohemian Forest, 2001-2005
- Látkové toky prvků v ekosystémech povodí-jezero zotavujících se z acidifikace: Čertovo jezero, Šumava, 2001-2005 (cs)
- Element fluxes in watershed-lake ecosystems recovering from acidification: Čertovo Lake, the Bohemian Forest, 2001-2005 (en)
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skos:prefLabel
| - Element fluxes in watershed-lake ecosystems recovering from acidification: Čertovo Lake, the Bohemian Forest, 2001-2005
- Látkové toky prvků v ekosystémech povodí-jezero zotavujících se z acidifikace: Čertovo jezero, Šumava, 2001-2005 (cs)
- Element fluxes in watershed-lake ecosystems recovering from acidification: Čertovo Lake, the Bohemian Forest, 2001-2005 (en)
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skos:notation
| - RIV/60077344:_____/06:00080047!RIV07-AV0-60077344
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http://linked.open.../vavai/riv/strany
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
| - P(1QS600170504), P(GA206/03/1583), P(GA206/06/0410), Z(AV0Z60170517), Z(MSM6007665801)
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/60077344:_____/06:00080047
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - recovery from acidification; nutrients (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...vavai/riv/projekt
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Hejzlar, Josef
- Kopáček, Jiří
- Porcal, Petr
- Turek, Jan
- Kaňa, Jiří
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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is http://linked.open...avai/riv/vysledek
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