Biblio

Kopacek, J., J. Kaňa, P. Porcal, J. Vrba, and S. A. Norton. 2019. Effects of tree dieback on lake water acidity in the unmanaged catchment of Plešné Lake, Czech Republic. Limnology and Oceanography 64: 1614–1626.

Vrba, J., M. Macholdová, L. Nedbalova, J. Nedoma, and 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

Ctvrtlikova, M., P. Znachor, and J. Vrba. 2014. The effect of temperature on the phenology of germination of Isoetes lacustris. Preslia 86: 279-292.

Ctvrtlikova, M., P. Znachor, J. Nedoma, and J. Vrba. 2012. Effects of temperature on the phenology of germination of Isoetes echinospora. PRESLIA 84: 141-153.

Sirova, D., J. Borovec, T. Picek, L. Adamec, L. Nedbalova, and J. Vrba. 2011. Ecological implications of organic carbon dynamics in the traps of aquatic carnivorous Utricularia plants. FUNCTIONAL PLANT BIOLOGY 38: 583-593.

Adamec, L., D. Sirova, J. Vrba, and E. Rejmankova. 2010. Enzyme production in the traps of aquatic Utricularia species. BIOLOGIA 65: 273-278.

Strojsova, M., K. Suga, A. Hagiwara, and J. Vrba. 2009. Effect of Food Quantity and Quality on Population Growth Rate and Digestive Activity in the Euryhaline Rotifer Brachionus plicatilis MULLER. INTERNATIONAL REVIEW OF HYDROBIOLOGY 94: 706-719.

Ctvrtlikova, M., J. Vrba, P. Znachor, and P. Hekera. 2009. The effects of aluminium toxicity and low pH on the early development of Isoetes echinospora. Preslia 81: 135 - 149.

Cao, X. Y., C. Song, Y. Zhou, A. Strojsova, P. Znachor, E. Zapomelova, and 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.

Sirova, D., J. Vrba, and 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.

Mindl, B., B. Sonntag, J. Pernthaler, J. Vrba, R. Psenner, and T. Posch. 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.

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

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

Kopacek, J., J. Hejzlar, J. Kana, P. Porcal, P. Psenakova, and 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. Kofronova-Bobkova, J. Pernthaler, K. Šimek, M. Macek, and 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.

Vrba, J., K. Šimek, J. Pernthaler, and 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.

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

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

Vrba, J. 1990. Effect of periodic illumination on nitrification in the continuous cultivation. Archiv für Hydrobiologie Beihefte Ergebnisse der Limnologie 34: 145–450.