Keresés
23 találatból megjelenítve: 1-10
Cím: Long-Term Changes of Species Composition and Functional Traits of Epiphytic Diatoms in the Szigetköz Region (Hungary) of the Danube River
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
Here we report the results of our decades-long study on epiphytic communities from two tributary systems of the Szigetkoz section of the Danube River. The main goal of the investigation was to detect changes in the epiphytic ...
Cím: New observations about the fertilisation capacity and latency time of sperm inseminated into the ovary of African catfish (Clarias gariepinus), an oviparous modelfish
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
"In our former study, we proved that sperm injected into the ovary by catheter through the oviduct 10-12 h before hormonally induced ovulation, retains its fertilizing capacity for several hours. Using this method, we ...
Cím: Cell Size Decrease and Altered Size Structure of Phytoplankton Constrain Ecosystem Functioning in the Middle Danube River Over Multiple Decades
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
Reduced body size is among the universal ecological responses to global warming. Our knowledge on how altered body size affects ecosystem functioning in ectothermic aquatic organisms is still limited. We analysed trends ...
Cím: Use of Diatoms in Monitoring the Sakarya River Basin, Turkey
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
The Sakarya River basin is one of the largest basins in Turkey, and encompasses the Kocaeli, Duzce, Sakarya, Bursa, Bilecik, Bolu, Kutahya, Eskisehir, Ankara, Afyon, and Konya provinces. In this study, the water quality ...
Cím: Climate and Land-Use as the Main Drivers of Recent Environmental Change in a Mid-Altitude Mountain Lake, Romanian Carpathians
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
"Recent decades have been marked by unprecendented environmental changes which threaten the integrity of freshwater systems and their ecological value. Although most of these changes can be attributed to human activities, ...
Cím: Insight Into the Hidden Bacterial Diversity of Lake Balaton, Hungary
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
In the present study, the prokaryotic community structure of the water of Lake Balaton was investigated at the littoral region of three different points (Tihany, Balatonmariafurdo and Keszthely) by cultivation independent ...
Cím: Effect of Land Use on the Benthic Diatom Community of the Danube River in the Region of Budapest
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Dátum: 2020
Feltöltve: 2023-02-16
(2020)
Urbanization significantly influences the ecosystems of rivers in various ways, including the so-called loading e ff ect of wastewater production. Benthic diatoms are used in ecological status assessments of waters. Beside ...
Cím: NDVI as a Proxy for Estimating Sedimentation and Vegetation Spread in Artificial Lakes—Monitoring of Spatial and Temporal Changes by Using Satellite Images Overarching Three Decades
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Dátum: 2020
Feltöltve: 2023-02-16
(2020)
Observing wetland areas and monitoring changes are crucial to understand hydrological and ecological processes. Sedimentation-induced vegetation spread is a typical process in the succession of lakes endangering these ...
Cím: In situ modelling of biofilm formation in a hydrothermal spring cave
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
Attachment of microorganisms to natural or artificial surfaces and the development of biofilms are complex processes which can be influenced by several factors. Nevertheless, our knowledge on biofilm formation in karstic ...
Cím: Sizing of a Decentralized Wastewater Treatment Unit Supported by Biokinetic Modeling
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Dátum: 2020
Feltöltve: 2023-02-15
(2020)
Decentralized wastewater systems treat, dispose and reuse the wastewater in the vicinity of source, reducing the sewage transportation cost to minimal. As an alternative to centralized systems it can function as a satellite ...