Biblio

Kopacek, J., J. Hejzlar, J. Kana, P. Porcal, P. Psenakova, a J. Vrba. 2001. Element budgets in three Bohemian Forest lakes and their watersheds in the 2000 hydrological year: II. Cerne Lake. Silva Gabreta 6: 53 - 72.

Vrba, J., J. Komarkova, a V. Vyhnalek. 1993. Enhanced Activity of Alkaline-phosphatases - Phytoplankton Response To Epilimnetic Phosphorus Depletion. Water Science and Technology 28: 15–24.

Sirova, D., L. Adamec, a J. Vrba. 2003. Enzymatic activities in traps of four aquatic species of the carnivorous genus Utricularia. New Phytologist 159: 669–675.

Šimek, K., J. Vrba, a P. Lavrentyev. 1994. Estimates of protozoan bacterivory: From microscopy to ectoenzyme assay?. Marine Microbial Food Webs 8: 71–85.

Vrba, J., K. Šimek, J. Pernthaler, a R. Psenner. 1996. Evaluation of extracellular, high-affinity beta-N-acetylglucosaminidase measurements from freshwater lakes: An enzyme assay to estimate protistan grazing on bacteria and picocyanobacteria. Microbial Ecology 32: 81–99.

Vrba, J., M. Macholdová, L. Nedbalova, J. Nedoma, a M. Sorf. 2018. An experimental insight into extracellular phosphatases – differential induction of cell-specific activity in green algae cultured under various phosphorus conditions. Frontiers in Microbiology 9, doi:10.3389/fmicb.2018.00271

Sirova, D., J. Vrba, a E. Rejmankova. 2006. Extracellular enzyme activities in benthic cyanobacterial mats: comparison between nutrient-enriched and control sites in marshes of northern Belize. Aquatic Microbial Ecology 44: 11–20.

Vrba, J., J. Kofronova-Bobkova, J. Pernthaler, K. Šimek, M. Macek, a R. Psenner. 1997. Extracellular, low-affinity beta-N-acetylglucosaminidases linked to the dynamics of diatoms and crustaceans in freshwater systems of different trophic degree. Internationale Revue Der Gesamten Hydrobiologie 82: 277–286.

Strojsova, A., J. Vrba, J. Nedoma, a K. Šimek. 2005. Extracellular phosphatase activity of freshwater phytoplankton exposed to different in situ phosphorus concentrations. Marine and Freshwater Research 56: 417–424.

Cao, X. Y., C. Song, Y. Zhou, A. Strojsova, P. Znachor, E. Zapomelova, a J. Vrba. 2009. Extracellular phosphatases produced by phytoplankton and other sources in shallow eutrophic lakes (Wuhan, China): taxon-specific versus bulk activity. Limnology 10: 95 - 104.

Roy, K., J. Vrba, S. J. Kaushik, a J. Mráz. 2020. Feed based Common carp farming and eutrophication: Is there a case for concern?. Reviews in Aquaculture 12: 1736–1758.

Plachno, B. J., L. Adamec, I. K. Lichtscheidl, M. Peroutka, W. Adlassnig, a J. Vrba. 2006. Fluorescence labelling of phosphatase activity in digestive glands of carnivorous plants. Plant Biology 8: 813–820.

Sirova, D., J. Bárta, K. Šimek, T. Posch, J. Pech, J. Stone, J. Borovec, L. Adamec, a J. Vrba. 2018. Hunters or farmers? Microbiome characteristics help elucidate the diet composition in an aquatic carnivorous plant. Microbiome 225, doi:10.1186/s40168-018-0600-7

Kopacek, J., E. Stuchlik, J. Vesely, J. Schaumburg, I. C. Anderson, J. Fott, J. Hejzlar, a J. Vrba. 2002. Hysteresis in reversal of Central European mountain lakes from atmospheric acidification. Water Air Soil Pollut. Focus 2: 91 - 114.

Bittl, T., J. Vrba, J. Nedoma, a J. Kopacek. 2001. Impact of ionic aluminium on extracellular phosphatases in acidified lakes. Environmental Microbiology 3: 578-587.

Vyhnalek, V., J. Hejzlar, J. Nedoma, a J. Vrba. 1993. Importance of the River Inflow For the Spring Development of Plankton In Rimov Reservoir (czechoslovakia). Advances In Limnology, Vol 40 - Proceedings of the Second International Conference On Reservoir Limnology and Water Quality 40: 51–56.

Kopacek, J., a J. Vrba. 2006. Integrated ecological research of catchment-lake ecosystems in the Bohemian Forest (Central Europe): A preface. Biologia 61: S363-S370.

Vrba, J., J. Kopacek, T. Bittl, J. Nedoma, A. Strojsova, L. Nedbalova, L. Kohout, a J. Fott. 2006. A key role of aluminium in phosphorus availability, food web structure, and plankton dynamics in strongly acidified lakes. Biologia 61: S441–S451.

Ctvrtlikova, M., J. Hejzlar, J. Vrba, J. Kopacek, J. Nedoma, P. Hekera, A. J. Wade, a S. Roy. 2016. Lake water acidification and temperature have a lagged effect on the population dynamics of Isoëtes echinospora via offspring recruitment. Ecological Indicators 70: 420-430.

Rychtecký, P., K. Řeháková, E. Kozlíková, a J. Vrba. 2015. Light Availability May Control Extracellular Phosphatase Production in Turbid Environments. Microbial Ecology 69: 37-44.

Vrba, J., J. Kopacek, V. Straskrabova, J. Hejzlar, a K. Šimek. 1996. Limnological research of acidified lakes in Czech part of the Sumava Mountains: trophic status and dominance of microbial food webs. Silva Gabreta 1: 151 - 164.

Hejzlar, J., J. Kopacek, J. Vrba, H. Cizkova, J. Komarkova, a K. Šimek. 1996. Limnological study of Plesne Lake in 1994-1995. Silva Gabreta 2: 155 - 174.

Hejzlar, J., J. Kopacek, J. Vrba, H. Cizkova, J. Komarkova, a K. Šimek. 1998. Limnological study of Plešné Lake in 1994-1995. Silva Gabreta 2: 155-174.

Vrba, J., J. Fott, L. Kohout, J. Kopacek, M. Macek, a L. Nedbalova. 2008. Limnological survey of the lakes Wielki Staw and Maly Staw in the Giant Mts. (Karkonosze). Opera Concortica 45: 45 - 58.

Straskrabova, V., K. Šimek, a J. Vrba. 2005. Long-term development of reservoir ecosystems - changes in pelagic food webs and their microbial component. Limnetica 24: 9 - 20.