User profiles for Michael Hupfer
Michael HupferLeibniz Institute of Freshwater Ecology and Inland Fisheries Verified email at igb-berlin.de Cited by 6805 |
Oxygen controls the phosphorus release from lake sediments–a long‐lasting paradigm in limnology
M Hupfer, J Lewandowski - International Review of …, 2008 - Wiley Online Library
The pioneer works of Einsele, Mortimer, and Ohle on the linking between phosphorus (P)
and iron (Fe) cycles seven decades ago created the theoretical basis for a long‐standing …
and iron (Fe) cycles seven decades ago created the theoretical basis for a long‐standing …
Transformation of phosphorus species in settling seston and during early sediment diagenesis
M Hupfer, R Gächter, R Giovanoli - Aquatic Sciences, 1995 - Springer
Sequential P extraction was combined with electron microscop and X-ray spectroscopy to
characterise various P species and to study their transformation in settling seston and in recent …
characterise various P species and to study their transformation in settling seston and in recent …
[HTML][HTML] Restoration of submerged vegetation in shallow eutrophic lakes–A guideline and state of the art in Germany
One of the most serious problems caused by eutrophication of shallow lakes is the disappearance
of submerged macrophytes and the switch to a turbid, phytoplankton-dominated state. …
of submerged macrophytes and the switch to a turbid, phytoplankton-dominated state. …
[HTML][HTML] The occurrence, identification and environmental relevance of vivianite in waterlogged soils and aquatic sediments
M Rothe, A Kleeberg, M Hupfer - Earth-Science Reviews, 2016 - Elsevier
In this article, we review the nature, occurrence and environmental relevance of the authigenic
ferrous iron phosphate mineral vivianite (Fe 3 (PO 4 ) 2 ·8H 2 O) in waterlogged soils and …
ferrous iron phosphate mineral vivianite (Fe 3 (PO 4 ) 2 ·8H 2 O) in waterlogged soils and …
Phosphorus in groundwater discharge–A potential source for lake eutrophication
K Meinikmann, M Hupfer, J Lewandowski - Journal of Hydrology, 2015 - Elsevier
Lake eutrophication has long been mainly associated with phosphorus (P) inputs from overland
flow. The present study gives evidence that also groundwater can carry significant loads …
flow. The present study gives evidence that also groundwater can carry significant loads …
Polyphosphate in lake sediments: 31P NMR spectroscopy as a tool for its identification
M Hupfer, R Gtichter… - Limnology and …, 1995 - Wiley Online Library
Variations in the nonreactive P content of lake sediments as a consequence of changing redox
conditions suggest that microorganisms may contribute to uptake and release of P. In this …
conditions suggest that microorganisms may contribute to uptake and release of P. In this …
Long term effects of phosphorus precipitations with alum in hypereutrophic Lake Süsser See (Germany)
J Lewandowski, I Schauser, M Hupfer - Water Research, 2003 - Elsevier
Precipitation and inactivation of phosphorus (P) by the addition of aluminum (Al) is a widely
applied lake restoration measure. Many studies about short-term effects are reported, but …
applied lake restoration measure. Many studies about short-term effects are reported, but …
[HTML][HTML] Longevity and effectiveness of aluminum addition to reduce sediment phosphorus release and restore lake water quality
114 lakes treated with aluminum (Al) salts to reduce internal phosphorus (P) loading were
analyzed to identify factors driving longevity of post-treatment water quality improvements. …
analyzed to identify factors driving longevity of post-treatment water quality improvements. …
Tube‐dwelling invertebrates: tiny ecosystem engineers have large effects in lake ecosystems
There is ample evidence that tube‐dwelling invertebrates such as chironomids significantly
alter multiple important ecosystem functions, particularly in shallow lakes. Chironomids …
alter multiple important ecosystem functions, particularly in shallow lakes. Chironomids …
Origin and diagenesis of polyphosphate in lake sediments: A 31PߚNMR study
M Hupfer, B Ruübe, P Schmieder - Limnology and …, 2004 - Wiley Online Library
Polyphosphate (polyߚP) was detected with the use of 31 P nuclear magnetic resonance (NMR)
spectroscopy in sediments from a large variety of lakes with different trophic state and …
spectroscopy in sediments from a large variety of lakes with different trophic state and …