Publications
| Total found: 133 records |
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Cao X.,
Štrojsová A.,
Znachor P.,
Zapomělová E., Liu G.,
Vrba J., Zhou Y. (2005) Detection of extracellular phosphatases in natural spring phytoplankton of a shallow eutrophic lake (Donghu, China). European Journal of Phycology
40: 251–258..
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Mindl B., Sonntag B., Pernthaler J.,
Vrba J., Psenner R., Posch T. (2005) Effects of phosphorus loading on interactions of algae and bacteria: reinvestigation of the ‘phytoplankton–bacteria paradox’ in a continuous cultivation system. Aquatic Microbial Ecology
38: 203–213..
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Straškrábová V.,
Šimek K.,
Vrba J. (2005) Long-term development of reservoir ecosystems – changes in pelagic food webs and their microbial component. Limnetica
24: 9–20..
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Štrojsová A.,
Vrba J.,
Nedoma J.,
Šimek K. (2005) Extracellular phosphatase activity of freshwater phytoplankton exposed to different in situ phosphorus concentrations. Marine and Freshwater Reseach
56: 417–424..
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Štrojsová M.,
Vrba J. (2005) Direct detection of digestive enzymes in planktonic rotifers using enzyme-labelled fluorescence (ELF). Marine and Freshwater Research
56: 189–195..
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| Vrba J., Svoboda J., Fuksa J. (2005) Fluorescenční stanovení aminopeptidázové aktivity jako alternativní indikátor kvality povrchových vod? [The fluorescence assay of aminopeptidase activity as an alterantive indicator of water quality?]. In: Ambrožová, J., Tlustá, P. (eds.), Sborník konference Vodárenská biologie 2005. Praha, February 2–3, 2005, Vodní zdroje EKOMONITOR, Chrudim, ISBN 80–86832–07–4:pp. 37–42. |
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Znachor P.,
Vrba J.,
Nedoma J.,
Kopáček J. (2005) Bacterial and phytoplankton responses to nutrient and pH changes during short term in situ experiments in two acidified lakes. Algological Studies
115: 79–99..
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Kopáček J., Brzáková M.,
Hejzlar J.,
Nedoma J.,
Porcal P.,
Vrba J. (2004) Nutrient cycling in a strongly acidified mesotrophic lake. Limnology and Oceanography
49: 1202–1213..
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Šantrůčková H.,
Vrba J., Pîcek T.,
Kopáček J. (2004) Soil biochemical activity and phosphorus transformations and losses from acidified forest soils. Soil Biology & Biochemistry
36: 1569–1576..
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Šimek K.,
Jezbera J., Horňák K.,
Vrba J.,
Seďa J. (2004) Role of diatom-attached choanoflagellates of the genus Salpingoeca as pelagic bacterivores. Aquatic Microbial Ecology
36: 257–269..
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Vrba J., Callieri C., Bittl T.,
Šimek K., Bertoni R., Filandr P., Hartman P.,
Hejzlar J.,
Macek M.,
Nedoma J. (2004) Are bacteria the major producers of extracellular glycolytic enzymes in aquatic environments? International Review of Hydrobiology
89: 102–117..
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| Vrba J., Fott J., Kohout L., Kopáček J. (2004) Současné zotavování acidifi-kovaných jezer na Šumavě [Recent recovery of acidified lakes in the Bohemian Forest]. In: Dvořák, L., Šustr, P. (eds.), Sborník konference Aktuality šumavského výzkumu II. Srní, October 4–7, 2004, Správa NP a CHKO Šumava:pp. 99–103. |
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Kopáček J., Brzáková M.,
Hejzlar J.,
Kaňa J.,
Porcal P.,
Vrba J. (2003) Mass balance of nutrients and major solutes in the Plešné watershed-lake ecosystem in the 2001 hydrological year. Silva Gabreta
9: 33–52..
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Kopáček J., Fott J.,
Hejzlar J., Majer V., Stuchlík E., Veselý J.,
Vrba J. (2003) Obnovit či neobnovit přečerpávání vody do Černého jezera? [To renew or not to renew reverse water pumping into Černé Lake?] Vodní hospodářství
53: 65–67..
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Nedoma J.,
Straškrábová V.,
Znachor P.,
Vrba J. (2003) Primary and bacterial production in three acidified lakes in the Bohemian Forest. Silva Gabreta
9: 53–70..
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Nedoma J.,
Štrojsová A.,
Vrba J.,
Komárková J.,
Šimek K. (2003) Extracellular phosphatase activity of natural plankton studied with ELF97 phosphate: fluorescence quantification and labelling kinetics. Environmental Microbiology
5: 462–472..
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Nedoma J.,
Vrba J.,
Štrojsová A.,
Šimek K.,
Znachor P. (2003) Možnosti využití analýzy obrazu při vyhodnocování mikrobiální biomasy a aktivity ve vzorcích přirozených vod [Use of image analysis for estimation of microbial biomass and activity in samples of natural aquatic ecosystems]. Acta Facultatis Ecologiae
10: 59–61..
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Sirová D., Adamec L.,
Vrba J. (2003) Enzymatic activities in traps of four aquatic species of the carnivorous genus Utricularia. New Phytologist
159: 669–675..
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Straškrábová V.,
Nedoma J.,
Šimek K.,
Vrba J. (2003) Pelagic microbial assemblages in oligotrophic mountain lakes. Acta Facultatis Ecologiae
10: 15–18..
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Štrojsová A.,
Vrba J.,
Nedoma J. (2003) Extracelulární fosfatázy fytoplanktonu nádrže Římov [Extracellular phosphatases of the Římov reservoir phytoplankton]. Acta Facultatis Ecologiae
10: 65–68..
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