Photosynthetic characteristics of the benthic diatom species Nitzschia frustulum (Kützing) Grunow isolated from a soda pan along temperature-, sulfate- and chloride gradients

Verfasser / Beitragende:
[Edina Lengyel, Attila Kovács, Judit Padisák, Csilla Stenger-Kovács]
Ort, Verlag, Jahr:
2015
Enthalten in:
Aquatic Ecology, 49/4(2015-12-01), 401-416
Format:
Artikel (online)
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024 7 0 |a 10.1007/s10452-015-9533-4  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s10452-015-9533-4 
245 0 0 |a Photosynthetic characteristics of the benthic diatom species Nitzschia frustulum (Kützing) Grunow isolated from a soda pan along temperature-, sulfate- and chloride gradients  |h [Elektronische Daten]  |c [Edina Lengyel, Attila Kovács, Judit Padisák, Csilla Stenger-Kovács] 
520 3 |a The Carpathian Basin hosts a number of small, shallow, saline, alkaline ponds. As being endorheic basins, they are highly threatened by the climate change and response of biota to changing climate has been largely unexplored. We investigated the effects of salinity changes on the photosynthetic activity of Nitzschia frustulum, which is one of the main dominant taxa of the saline lakes in the Fertő-Hanság Region of the Carpathian Basin. The photosynthetic activity of the species was measured along temperature (5, 10, 15, 20, 25, 30, 35, 40°C), light (0-8-35-70-110-200-400-800-1200µmolm−2s−1), SO4 2− (0-50-600-1200-2400-3600-4800mgL−1) and Cl− (0-36-437.5-875-1750-3500-5250mgL−1) gradients under laboratory conditions in photosynthetron. The conductivity optimal of N. frustulum was around 5600µScm−1 with wide salinity tolerance. The species preferred the HCO3 −-SO4 2−-type waters since its photosynthetic activity (3.62mgCmgChl-a −1h−1) was more than twice higher than in HCO3 −-Cl−-type media. Its photosynthesis saturated at very low-light intensity, and photoinhibition was not observed during the experiments. The maximal photosynthesis was measured at 28-29°C. However, above 30°C, the decline of photosynthesis of N. frustulum can be forecasted. 
540 |a Springer Science+Business Media Dordrecht, 2015 
690 7 |a Nitzschia frustulum  |2 nationallicence 
690 7 |a Photosynthetic activity  |2 nationallicence 
690 7 |a Salinity  |2 nationallicence 
690 7 |a Temperature  |2 nationallicence 
690 7 |a Light  |2 nationallicence 
690 7 |a Saline lakes  |2 nationallicence 
700 1 |a Lengyel  |D Edina  |u MTA-PE, Limnoecology Research Group of the Hungarian Academy of Sciences, Egyetem u. 10, 8200, Veszprém, Hungary  |4 aut 
700 1 |a Kovács  |D Attila  |u Balaton Limnological Institute, MTA Centre for Ecological Research, Klebelsberg Kuno u. 3., 8237, Tihany, Hungary  |4 aut 
700 1 |a Padisák  |D Judit  |u MTA-PE, Limnoecology Research Group of the Hungarian Academy of Sciences, Egyetem u. 10, 8200, Veszprém, Hungary  |4 aut 
700 1 |a Stenger-Kovács  |D Csilla  |u Department of Limnology, University of Pannonia, Egyetem u. 10, 8200, Veszprém, Hungary  |4 aut 
773 0 |t Aquatic Ecology  |d Springer Netherlands  |g 49/4(2015-12-01), 401-416  |x 1386-2588  |q 49:4<401  |1 2015  |2 49  |o 10452 
856 4 0 |u https://doi.org/10.1007/s10452-015-9533-4  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s10452-015-9533-4  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lengyel  |D Edina  |u MTA-PE, Limnoecology Research Group of the Hungarian Academy of Sciences, Egyetem u. 10, 8200, Veszprém, Hungary  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kovács  |D Attila  |u Balaton Limnological Institute, MTA Centre for Ecological Research, Klebelsberg Kuno u. 3., 8237, Tihany, Hungary  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Padisák  |D Judit  |u MTA-PE, Limnoecology Research Group of the Hungarian Academy of Sciences, Egyetem u. 10, 8200, Veszprém, Hungary  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Stenger-Kovács  |D Csilla  |u Department of Limnology, University of Pannonia, Egyetem u. 10, 8200, Veszprém, Hungary  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Aquatic Ecology  |d Springer Netherlands  |g 49/4(2015-12-01), 401-416  |x 1386-2588  |q 49:4<401  |1 2015  |2 49  |o 10452