Sommer U - Search Results

1

An indoor mesocosm system to study the effect of climate change on the late winter and spring succession of Baltic Sea phyto- and zooplankton.

Sommer U, Aberle N, Engel A, Hansen T, Lengfellner K, Sandow M, Wohlers J, Zöllner E, Riebesell U. Sommer U, et al. Oecologia. 2007 Jan;150(4):655-67. doi: 10.1007/s00442-006-0539-4. Epub 2006 Sep 19. Oecologia. 2007. PMID: 17048013

2

Copepod and microzooplankton grazing in mesocosms fertilised with different Si:N ratios: no overlap between food spectra and Si:N influence on zooplankton trophic level.

Sommer U, Hansen T, Blum O, Holzner N, Vadstein O, Stibor H. Sommer U, et al. Oecologia. 2005 Jan;142(2):274-83. doi: 10.1007/s00442-004-1708-y. Epub 2004 Oct 5. Oecologia. 2005. PMID: 15480805

3

The influence of mesozooplankton on phytoplankton nutrient limitation: a mesocosm study with northeast Atlantic plankton.

Sommer U, Sommer F, Feuchtmayr H, Hansen T. Sommer U, et al. Among authors: sommer f. Protist. 2004 Sep;155(3):295-304. doi: 10.1078/1434461041844268. Protist. 2004. PMID: 15552056

4

Daphnia versus copepod impact on summer phytoplankton: functional compensation at both trophic levels.

Sommer U, Sommer F, Santer B, Zöllner E, Jürgens K, Jamieson C, Boersma M, Gocke K. Sommer U, et al. Among authors: sommer f. Oecologia. 2003 May;135(4):639-47. doi: 10.1007/s00442-003-1214-7. Epub 2003 Mar 28. Oecologia. 2003. PMID: 16228259

5

Cladocerans versus copepods: the cause of contrasting top-down controls on freshwater and marine phytoplankton.

Sommer U, Sommer F. Sommer U, et al. Among authors: sommer f. Oecologia. 2006 Mar;147(2):183-94. doi: 10.1007/s00442-005-0320-0. Epub 2005 Dec 10. Oecologia. 2006. PMID: 16341887 Review.

6

Spring bloom succession, grazing impact and herbivore selectivity of ciliate communities in response to winter warming.

Aberle N, Lengfellner K, Sommer U. Aberle N, et al. Among authors: sommer u. Oecologia. 2007 Jan;150(4):668-81. doi: 10.1007/s00442-006-0540-y. Epub 2006 Sep 9. Oecologia. 2007. PMID: 16964503

7

Increasing the sensitivity of delta13C and delta15N abundance measurements by a high sensitivity elemental analyzer connected to an isotope ratio mass spectrometer.

Hansen T, Sommer U. Hansen T, et al. Among authors: sommer u. Rapid Commun Mass Spectrom. 2007;21(3):314-8. doi: 10.1002/rcm.2847. Rapid Commun Mass Spectrom. 2007. PMID: 17200974

8

Copepod growth and diatoms: insensitivity of Acartia tonsa to the composition of semi-natural plankton mixtures manipulated by silicon:nitrogen ratios in mesocosms.

Sommer U. Sommer U. Oecologia. 2009 Feb;159(1):207-15. doi: 10.1007/s00442-008-1193-9. Epub 2008 Nov 5. Oecologia. 2009. PMID: 18985392

9

Grazer diversity effects in an eelgrass-epiphyte-microphytobenthos system.

Jaschinski S, Aberle N, Gohse-Reimann S, Brendelberger H, Wiltshire KH, Sommer U. Jaschinski S, et al. Among authors: sommer u. Oecologia. 2009 Mar;159(3):607-15. doi: 10.1007/s00442-008-1236-2. Epub 2008 Dec 10. Oecologia. 2009. PMID: 19082631 Free PMC article.

10

Changes in biogenic carbon flow in response to sea surface warming.

Wohlers J, Engel A, Zöllner E, Breithaupt P, Jürgens K, Hoppe HG, Sommer U, Riebesell U. Wohlers J, et al. Among authors: sommer u. Proc Natl Acad Sci U S A. 2009 Apr 28;106(17):7067-72. doi: 10.1073/pnas.0812743106. Epub 2009 Apr 9. Proc Natl Acad Sci U S A. 2009. PMID: 19359482 Free PMC article.

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