Prof. Dr. Jochen Krauss

Editorial Boards

 
Landscape Ecology since 2012
 
Basic and Applied Ecology (2013 - 2019)
 

Reviewer activities (70 journals)

African Journal of Microbiology / Animal Conservation / Annals of the Entomological Society of America / Agricultural and Forest Entomology / Agriculture, Ecosystems and Environment / Applied Vegetation Science / Basic and Applied Ecology / BioControl / Biodiversity & Conservation / Biological Conservation / Biology Letters / BioRisk / BMC Ecology / Canadian Journal of Forest Research / Conservation Biology / Conservation Genetics / Conservation Letters / Conservation Science and Practice /  Diversity / Diversity and Distributions / Ecography / Ecology and Evolution / Ecological Applications / Ecological Entomology / Ecological Modelling / Ecological Monographs / Ecological Research / Ecology / Ecology Letters / Entomologia Experimentalis et Applicata / Environmental Entomology / European Journal of Entomology / Flora / Forest Ecology and Management / Frontiers in Ecology and Evolution / Frontiers in Plant Sciences / Functional Ecology / Fungal Ecology / Global Change Biology / Global Ecology and Conservation / Heredity / Insect Conservation and Diversity / Insect Science / iScience / Journal of Animal Ecology / Journal of Applied Ecology / Journal of Applied Entomology / Journal of Biogeography / Journal of Ecology / Journal of Plant Ecology / Journal of Thermal Biology / Journal of Tropical Ecology / Journal of Zoology / Landscape Ecology / Landscape and Urban Planning / Microorganisms / Molecular Ecology / Mycological Progress / Nature Plants / New Phytologist / Nota lepidopterologia / Oecologia / Oikos / PeerJ / Plant and Soil / PLoS ONE / Proceedings of the Royal Society of London B / Science of the Total Environment / Scientific Reports / Toxins

General interests:

My general research interests contain community and population ecology and conservation biology.

Specific interests:

Biotic interactions, landscape ecology, extinction debt, trophic cascades, habitat fragmentation, metapopulation ecology, island biogeography, spatial ecology, insect ecology, agroecology, global change biology, biodiversity, butterfly biology, dispersal, altitudinal gradients, spillover, endophytic fungi, herbivory, aphid-predator interactions, insect timing, chemical ecology, microbial ecology, ecological compensation areas, organic farming, publication bias in scientific publications.

Current Projects:

DFG Project: Toxicity of Epichloë endophytes in agricultural grass species on pastures (2021-2024)

Jochen Krauss

SAFEGUARD: Safeguarding European wild pollinators (2021-2025)

Jochen Krauss, Ingolf Steffan-Dewenter, Andrea Holzschuh, Douglas Sponsler, Jie Zhang

Rettet Rosi "Auswirkungen von Management und Habitatqualität von Saumstrukturen auf die Diversität von
Wanzen und dem Vorkommen der Essigrosen-Dickfühlerweichwanze" in cooperation with Institut für Biodiversitätsinformation (IfBI) in Ebern (2020-2025) https://www.ifbi.net/rettet-rosi

Jochen Krauss, Fabian Klimm

Biodiversitätsexploratorien - DEFENSE II: Dependence of endophytic fungus - grass symbioses on land-use intensity II (2017-2022)

Jochen Krauss, Veronika Vikuk, Zsolt Karpati

Past Project:

Biodiversitätsexploratorien - DEFENSE: Dependence of endophytic fungus - grass symbioses on land-use intensity (2014-2017)

Jochen Krauss, Julia König

SFB 1047 (Collaborative Research Center 1047) 
Insect timing: mechanisms, plasticity and interactions (2013-2017)

Subproject C3: Timing and phenology shifts in interacting plant – herbivore – predator systems

Jochen Krauss, Benjamin Fuchs, Jens Joschinski

SCALES: Securing the conservation of biodiversity across administrative levels and spatial, temporal, and ecological scales (2009-2014)

Jochen Krauss, Gudrun Schneider, Ingolf Steffan-Dewenter

FORKAST: Auswirkungen des Klimas auf Ökosysteme und klimatische Anpassungsstrategien (2009-2011)

Jochen Krauss, Annette Leingärtner, Bernhard Hoiss, Ingolf Steffan-Dewenter

DFG Project: Effects of climate change on altitudinal distribution, genetic diversity and trophic interactions of butterflies in low mountainous regions (2008-2011)

Jochen Krauss, Ingolf Steffan-Dewenter

Biodiversitätsexploratorien - BATMAN: Multi-trophic interactions of butterflies along a gradient of management intensity in grasslands and forest (2008-2011)

Jochen Krauss, Carmen Börschig, Alexandra-Maria Klein

COCONUT: Understanding effects of land use changes on ecosystems to halt loss of biodiversity – due to habitat destruction, fragmentation and degradation (2006-2009)

Jochen Krauss, Ingolf Steffan-Dewenter

Positions

• since 05/2017 - Professor for Animal Ecology (appl.) at the University of Würzburg

• since 01/2016 –  Advanced Academic Researcher Akademischer Oberrat (Assistant Professor and Group leader) at the Department of Animal Ecology and Tropical Biology, University of Würzburg, Germany (Director: Prof. Ingolf Steffan-Dewenter)  

• 10/2015 –  3/2016 Interim Professor for Animal Ecology (W2) at the University of Würzburg  

• 05/2010 - 12/2015 Academic Researcher Akademischer Rat (Assistant Professor and Group leader) at the Department of Animal Ecology and Tropical Biology, University of Würzburg, Germany (Director: Prof. Ingolf Steffan-Dewenter)

Research Topic 1 "Effects of climate and land use change on biodiversity and plant – animal interactions"

Research Topic 2 "Biotic interactions between endophytic fungi, grass and insect communities"

Research Topic 3 "Effects of time-delayed extinction on biodiversity"

Research Topic 4 "Timing and phenology shifts in interacting plant - herbivore - predator systems"

• 2006 – 2010 Researcher (Group leader) in the Group Population Ecology, Animal Ecology 1, University of Bayreuth, Germany (Director: Prof. Ingolf Steffan-Dewenter)

Research Topic 1 “Effects of climate and land use change on biodiversity and plant – animal interactions”

Research Topic 2 “Biotic interactions between endophytic fungi, grass and insect communities”

• 2003 – 2006 PostDoc (Postdoctoral Research Associate) at the Institute of Environmental Sciences, University of Zürich, Switzerland (Group leader: Prof. Christine B. Müller)

Research Topic 1 “Effects of endophytic fungi on grass and trophic interactions”

Research Topic 2 “Effects of landscape context and management on butterflies”

• 2000 – 2003 PhD student in Agroecology, University of Göttingen, Germany (Director: Prof. Teja Tscharntke).

Project: “Effects of habitat fragmentation and landscape context on butterflies and vascular plants”

• 1998 – 1999 Researcher in the group Ethology and Nature Conservation, University of Berne, Switzerland (Group leader: Prof. (em.) Paul Ingold)

Project “Tourism and Wildlife" with the focus on "Activity of chamois (Rupicapra rupicapra) ”

• 1997 Researcher in the Department of Ecology and Morphology of Animals, University of Ulm, Germany (Director: Prof. (em.) Werner Funke)

Project “Protura in a wind fall area of young spruce plants”

Education and Career

• 10/2015 Awarded as Interim Professor in Ecology at the University of Würzburg
  
  
• 03/2011 Awarded as Academic Officer with a permanent position in science at the University of Würzburg
  
  
• 12/2010 Awarded as Assistant Professor for Ecology at the University of Würzburg
  
  
• 10/2010 Acceptance of Habilitation for Ecology at the University of Würzburg
  
  
• 06/2010 Habilitation for Ecology at the University of Bayreuth. Habilitation thesis: "Biotic interactions across scales: from micro to macro, experimental to landscape and population to community ecology"
  
  
• 2003 Doctorate in Agricultural Sciences as Dr. sc. agr. (summa cum laude)
  
  
• 1999 – 2003 Doctorate in Agroecology, University of Göttingen, Germany (Director: Prof. Teja Tscharntke). PhD thesis: "Effects of habitat fragmentation and landscape context on butterflies and vascular plants"
  
  
• 1996 – 1997 Traveling in Asia (9 months, including Iran, Pakistan, India, Bangladesh, Nepal, China)
  
  
• 1996 Degree in Diplom-Biology (equivalent to MSc) and Magister for high school teaching in Biology and Chemistry
  
  
• 1994 – 1995 Magister and Diploma thesis the Department of Ecology and Morphology of Animals, University of Ulm, Germany (Director: Prof. (em.) Werner Funke) Diploma and Magister thesis "Collembola and Protura in spruce stands Effects of wind fall, chalking and compost"
  
  
• 1989 – 1996 Student at the University of Ulm, Germany, Studies in: Biology and Chemistry Teacher and Biology Diploma
  
  
• 1989 Traveling in Asia (5 months, Pakistan, India, Nepal)
  
  
• 1987 – 1988 Military service in Landsberg/Lech, Bavaria, Germany
  
  
• 1987 A-level, Friedrich Schiller Gymnasium, Marbach, Baden-Württemberg, Germany
  
  

Researcher ID: C-6216-2014

ORCID: 0000-0003-2304-9117

Scopus Author ID: 7202204267

2016

Boetzl, F.A., Schneider, G., Krauss, J. (2016) Asymmetric carabid beetle spillover between calcareous grasslands and coniferous forests. Journal of Insect Conservation 20: 49-57.

Gossner, M.M.,  Lewinsohn, T., Kahl, T., Grassein, F., Boch, S., Prati, D., Birkhofer, K., Renner, S.C.,  Sikorski, J., Wubet, T., Arndt, H., Baumgartner, V., Blaser, S., Blüthgen, N., Börschig, C., Buscot, F., Diekötter, T., Jorge, L.R., Jung, K., Keyel, A.C., Klein, A.M., Klemmer, S., Krauss, J., Lange, M., Müller, J., Overmann, J., Pašalić, E., Penone, C., Perović, D., Purschke, O., Schall, P., Socher, S.A., Sonnemann, I., Tschapka, M., Tscharntke, T., Türke, M., Venter, P.C., Weiner, C.N., Werner, M., Wolters, V., Wurst, S., Westphal, C., Fischer, M., Weisser, W.W., Allan E. (2016) Land-use intensification causes multitrophic homogenisation of grassland communities. Nature 540: 266-269.

Joschinski, J., Beer, K., Helfrich-Förster, C., Krauss, J. (2016) Pea aphids have diurnal rhythms when raised independently of a host plant. Journal of Insect Science 16: 31, 1-5.

Schneider, G., Krauss, J., Boetzl, F.A., Fritze, M.A., Steffan‑Dewenter, I. (2016) Spillover from adjacent crop and forest habitats shapes carabid beetle assemblages in fragmented semi‑natural grasslands. Oecologia 182: 1141-1150.

Soliveres, S., Manning, P., Prati, D., Gossner, M.M., Alt, F., Arndt, H., Baumgartner, V., Binkenstein, J., Birkhofer, K., Blaser, S., Blüthgen, N., Boch, S., Böhm, S., Börschig, C., Buscot, F., Diekötter, T., Heinze, J., Hölzel, N., Jung, K., Klaus, V.H., Klein, A.M., Kleinebecker, T., Klemmer, S., Krauss, J., Lange, M., Morris, E.K., Müller, J., Oelmann, Y., Overmann, J., Pašalić, E., Renner, S.C., Rillig, M.C., Schaefer, H.M., Schloter, M., Schmitt, B., Schöning, I., Schrumpf, M., Sikorski, J., Socher, S.A., Solly, E.F., Sonnemann, I., Sorkau, E., Steckel, J., Steffan-Dewenter, I., Stempfhuber, B., Tschapka, M., Türke, M., Venter, P., Weiner, C.N., Weisser, W.W., Werner, M., Westphal, C., Wilcke, W., Wolters, V., Wubet,T., Wurst, S., Fischer, M., Allan E. (2016) Locally rare species influence grassland ecosystem multifunctionality. Philosophical Transactions of the Royal Society B 371: 20150269. DOI: 10.1098/rstb.2015.0269

Soliveres, S., van der Plas, F., Manning, P., Prati, D., Gossner, M.M., Renner, S.C., Alt, F., Arndt, H., Baumgartner, V., Binkenstein, J., Birkhofer, K., Blaser, S., Blüthgen, N., Boch, S., Böhm, S., Börschig, C., Buscot, F., Diekötter, T., Heinze, J., Hölzel, N., Jung, K., Klaus, V.H., Kleinebecker, T., Klemmer, S., Krauss, J., Lange, M., Morris, E.K., Müller, J., Oelmann, Y., Overmann, J., Pašalić, E., Rillig, M.C., Schaefer, H.M., Schloter, M., Schmitt, B., Schöning, I., Schrumpf, M., Sikorski, J., Socher, S.A., Solly, E.F., Sonnemann, I., Sorkau, E., Steckel, J., Steffan-Dewenter, I., Stempfhuber, B., Tschapka, M., Türke, M., Venter, P., Weiner, C.N., Weisser, W.W., Werner, M., Westphal, C., Wilcke, W., Wolters, V., Wubet, T., Wurst, S., Fischer, M., Allan E. (2016) Biodiversity at multiple trophic levels is needed for ecosystem multifunctionality. Nature 536: 456-459. 

2015

Gámez-Virués, S., Perovic, D., Gossner, M., Börschig, C., Bluethgen, N., de Jong, H., Simons, N., Klein, A.-M., Krauss, J., Maier, G., Scherber, C., Steckel, J., Rothenwöhrer, C., Steffan-Dewenter, I., Weiner, C., Weisser, W., Werner, M., Tscharntke, T., Westphal, C. (2015) Landscape simplification filters species traits and drives biotic homogenization. Nature Communications 6: 8568. doi:10.1038/ncomms9568..

Habel, J.C., Brückmann, S.V., Krauss, J., Schwarzer, J., Weig, A., Husemann, M., Steffan-Dewenter, I. (2015) Fragmentation genetics of the grassland butterfly Polyommatus coridon: stable genetic diversity or extinction debt? Conservation Genetics 16: 549-558.

Hoiss, B., Krauss, J., Steffan-Dewenter, I. (2015) Interactive effects of elevation, species richness and extreme climatic events on plant–pollinator networks. Global Change Biology 21: 4086-4097.

Joschinski, J., Hovestadt, T., Krauss, J. (2015) Coping with shorter days: Do phenology shifts constrain aphid fitness? PeerJ 3:e1103; doi:10.7717/peerj.1103.

Manning, P., Gossner, M.M., Bossdorf, O., Allan, E., Zhang, Y.Y., Prati1, D., Blüthgen, N., Boch, S., Böhm, S., Börschig, C., Hölzel, N., Jung, K., Klaus, V.H., Klein, A.M., Kleinbecker, T., Krauss, J., Lange, M., Müller, J., Pašalić, E., Socher, S.A., Tschapka, M., Türke, M., Weiner, C., Werner, M., Gockel, S., Hemp, A., Renner, S.C., Wells, K., Buscot, F., Kalko, E.K.V., Linsenmair, K.E., Weisser, W.W., Fischer M. (2015) Grassland management intensification weakens the associations among the diversities of multiple plant and animal taxa. Ecology 96: 1492-1501.

Perovic, D., Gamez-Virues, S., Börschig, C., Klein, A.M., Krauss, J., Steckel, J., Rothenwöhrer, C., Erasmi, S., Tscharntke, T., Westphal, C. (2015) Configurational landscape heterogeneity shapes functional community composition of grassland butterflies. Journal of Applied Ecology 52: 505-513.

Schneider, G., Krauss, J., Riedinger, V., Holzschuh, A., Steffan-Dewenter, I. (2015) Biological pest control and yields depend on spatial and temporal crop cover dynamics. Journal of Applied Ecology 52: 1283-1292.

2014

Allan, E., Bossdorf, O., Dormann, C.F., Prati, D., Gossner, M., Tscharntke, T., Blüthgen, N., Barto, K., Bellach, M., Birkhofer, K., Boch, S., Böhm, S., Börschig, C., Chatzinotas, A., Christ, S., Daniel, R., Diekoetter, T., Fischer, C., Friedl, T., Glaser, K., Hallman, C., Hodaĉ, L., Hölzel, N., Jung, K., Klein, A.-M., Klaus, V., Kleinebecker, T., Krauss, J., Lange, M., Müller, J., Nacke, H., Pašalić, E., Rillig, M., Rothenwöhrer, C., Schall, P., Scherber, C., Schulze, W., Socher, S., Steckel, J., Steffan-Dewenter, I., Türke, M., Weiner, C., Werner, M., Westphal, C., Wolters, V., Wubet, T., Gockel, S., Gorke, M., Hemp, A., Renner, S.C., Schöning, I., Pfeiffer, S., König-Ries, B., Buscot, F., Linsenmair, K.-E., Schulze, E.-D., Weisser, W.W., Fischer, M. (2014) Interannual variation in land-use intensity enhances grassland multidiversity. Proceedings of the National Academy of Science USA 111: 308-313.

Börschig, C., Klein, A.M., Krauss, J. (2014) Effects of grassland Management, endophytic fungi and predators on aphid abundance in two distinct regions. Journal of Plant Ecology 7: 490-498.

Leingärtner, A., Hoiss, B., Krauss, J., Steffan-Dewenter, I. (2014) Combined effects of extreme climatic events and elevation on nutritional quality and herbivory of alpine plants. PLoSONE 9: e93881.

Leingärtner, A., Krauss, J., Steffan-Dewenter, I. (2014) Elevation and experimental snowmelt manipulation affect emergence phenology and abundance of soil-hibernating arthropods. Ecological Entomology 39: 412-418.

Leingärtner, A., Krauss, J., Steffan-Dewenter, I. (2014) Species richness and trait composition of butterfly assemblages change along an altitudinal gradient. Oecologia 175: 613-623.

McCarthy, M.A., Moore, A.L., Krauss, J., Morgan, J.W., Clements, C.F. (2014) Linking indices for biodiversity monitoring to extinction risk theory. Conservation Biology 28: 1575-1583

Marini, L., Öcknger, E., Bergman, K.-O., Jauker, B.,  Krauss, J., Kuussaari, M., Pöyry, J., Smith, H.G., Steffan-Dewenter, I., Bommarco, R. (2014) Contrasting effects of habitat area and connectivity on eveness of pollinator communities. Ecography 37: 544-551.

2013

Börschig, C., von Wehrden, H., Klein, A.M., Krauss, J. (2013) Traits of butterfly communities change from specialist to genralist characteristics with increasing land-use intensity. Basic and Applied Ecology 14: 547-554.

Cornelius, C., Leingärtner, A., Hoiss, B., Krauss, J., Steffan-Dewenter, I., Menzel, A. (2013) Phenological response of grassland species to manipulative snowmelt and drought along an altitudinal gradient. Journal of Experimental Biology 64: 241-251.

Fuchs, B., Krischke, M., Mueller, M.J., Krauss, J. (2013) Peramine and lolitrem b from endophyte-grass associations cascade up the food chain. Journal of Chemical Ecology 39: 1385-1389.

Hoiss, B., Gaviria, J., Leingärtner, A., Krauss, J., Steffan-Dewenter, I. (2013) Combined effects of climate and management on plant diversity and pollination types in alpine grasslands. Diversity and Distributions 19: 386-395.

Jauker, B., Krauss, J., Jauker, F., Steffan-Dewenter, I. (2013) Linking life history traits to pollinator loss in fragmented calcareous grasslands Landscape Ecology 28: 107–120.

Schneider, G., Krauss, J., Steffan-Dewenter, I. (2013) Predation rates on semi-natural grasslands depend on adjacent habitat type. Basic and Applied Ecology 14: 614-621.

Wagner, K.D., Krauss, J., Steffan-Dewenter, I. (2013) Butterfly diversity and historical landcover change along an altitudinal gradient. Journal of Insect Conservation 17: 1039-1046. 

2012

Hoiss, B., Krauss, J., Potts S.G., Roberts S., Steffan-Dewenter, I. (2012) Altitude acts as an environmental filter on phylogenetic composition, traits and diversity in bee communities. Proceedings of the Royal Society of London B 279: 4447–4456.

Marini, L., Bruun, H.H., Heikkinen, R. K., Helm, A., Honnay, O., Krauss, J., Kühn, I., Lindborg, R., Pärtel, M., Bommarco, R. (2012) Traits related to species persistence and dispersal explain changes in plant communities subjected to habitat loss. Diversity and Distributions 18: 898-908.

Öckinger, E., Bergman, K.-O., Franzén, M., Kadlec, T., Krauss, J., Kuussaari, M., Pöyry, J., Smith, H.G., Steffan- Dewenter, I. & Bommarco, R. (2012) The landscape matrix modifies the effect of habitat fragmentation in grassland butterflies. Landscape Ecology 27: 121-131.

2011

Krauss, J., Gallenberger, I. & Steffan-Dewenter, I. (2011) Decreased functional diversity and biological pest control in conventional compared to organic crop fields. PLoS One (http://dx.plos.org/10.1371/journal.pone.0019502) (OPEN ONLINE).

Jones, T.S., Allan, E., Härri, S. A., Krauss, J., Müller C. B. & Frank van Veen, F.J. (2011) Effects of genetic diversity of grass on insect species diversity at higher trophic levels are not due to cascading diversity effects. Oikos 120: 1031-1036.

Brückmann, S.V., Krauss, J. & Steffan-Dewenter, I. (2011): The impact of habitat fragmentation on trophic interactions of the monophagous butterfly Polyommatus coridon. Journal of Insect Conservation 15: 707-714. 

Wagner, K.D., Krauss, J. & Steffan-Dewenter, I. (2011) Changes in the life history traits of the European Map butterfly Araschnia levana (Lepidoptera: Nymphalidae) with increase in altitude. European Journal of Entomology 108: 447-452.

2010

Hambäck, P. A., Karl-Olof Bergman, K.-O., Bommarco, R., Krauss, J., Kuussaari, M., Pöyry, J., Öckinger, E. (2010): Allometric density responses in butterflies: The response to small and large patches by small and large species. Ecography 33: 1149-1156.

Krauss, J., Bommarco, R. Guardiola, M., Heikkinen, R.K., Helm, A., Kuussaari, M., Lindborg, R., Öckinger, E., Pärtel, M., Pino, J., Pöyry, J., Raatikainen, K.M., Sang, A., Stefanescu, C., Teder, T., Zobel, M. & Steffan-Dewenter, I. (2010) Habitat fragmentation causes immediate and time-delayed biodiversity loss at different trophic levels. Ecology Letters 13: 597-605 (OPEN ONLINE).

Brückmann, S.V., Krauss, J. & Steffan-Dewenter, I. (2010) Butterfly and plant specialists suffer from reduced connectivity in fragmented landscapes. Journal of Applied Ecology 47: 799-809.

Öckinger, E., Schweiger, O., Crist, T.O., Debinski, D.M., Krauss, J., Kuussaari, M., Petersen, J.D., Pöyry, J., Settele, J., Summerville, K.S. & Bommarco, R. (2010): Life-history traits predict species responses to habitat area and isolation – A cross-continental synthesis. Ecology Letters 13: 969-979.

2009

Kuussaari, M., Bommarco, R., Heikkinen, R. K., Helm, A., Krauss, J., Lindborg, R., Öckinger, E., Pärtel, M., Pino, J., Rodà, F., Stefanescu, C., Teder, T., Zobel, M., Steffan-Dewenter, I. (2009): Extinction debt: a challenge for biodiversity conservation. Trends in Ecology & Evolution 24: 564-571

Krauss, J., Alfert, T., Steffan-Dewenter, I. (2009): Habitat area but not habitat age determines wild bee richness in limestone quarries. Journal of Applied Ecology 46: 194-202.

Härri, S.A., Krauss, J., Müller, C.B. (2009): Extended larval development time for aphid parasitoids in the presence of plant endosymbionts. Ecological Entomology 34:20-25.

2008

Cozzi, G., Müller, C.B., Krauss, J. (2008): How do local habitat management and landscape structure at different spatial scales affect fritillary butterfly distribution on fragmented wetlands? Landscape Ecology 23: 269-283.

Härri, S.A., Krauss, J., Müller, C.B. (2008): Fungal endosymbionts of plants reduce lifespan of an aphid secondary parasitoid and influence host selection. Proceedings of the Royal Society of London B 275: 2627-2632.

Härri, S.A., Krauss, J., Müller, C.B. (2008): Trophic cascades initiated by fungal plant endosymbionts impair reproductive performance of parasitoids in the second generation. Oecologia 157: 399-407.

Härri, S.A., Krauss, J., Müller, C.B. (2008): Natural enemies act faster than endophytic fungi in population control of cereal aphids. Journal of Animal Ecology 77: 605-611.

2007

Krauss, J., Härri, S.A., Bush, L., Husi R., Bigler, L., Power, S.A., Müller, C.B. (2007): Effects of fertiliser, fungal endophytes and plant cultivar on the performance of insect herbivores and their natural enemies. Functional Ecology 21: 107-116.

Krauss, J. (2007): Journal self-citation rates in ecological sciences. Scientometrics 73: 79-89.

Hambäck, P.A., Summerville, K.S., Steffan-Dewenter, I., Krauss, J., Englund, G., Crist, T.O. (2007): Habitat specialisation, body size and family identity explain density-area relationships in Lepidoptera: a cross-continental comparison. Proceedings of the National Academy of Science USA 104: 8368-8373.

Tscharntke, T., Hochberg, M.E., Rand, T.A., Resh, V.H., Krauss, J. (2007): Author sequence and credit for contributions in multi-authored publications. PLoS Biology 5 (1), e18. doi:10.1371/journal.pbio.0050018.

1999 - 2006

De Sassi, C., Müller, C.B., Krauss, J. (2006) Fungal plant endosymbionts alter life history and reproductive success of aphid predators. Proceedings of the Royal Society of London B 273: 1301-1306.

Meister, B., Krauss, J., Härri, S. A., Schneider, M.-V., Müller, C. B. (2006): Fungal endosymbionts affect aphid population size by reduction of adult life span and fecundity. Basic and Applied Ecology 7: 244-252.

Krauss, J., Steffan-Dewenter, I., Müller, C. B., Tscharntke, T. (2005): Relative importance of resource quantity, isolation and habitat quality for landscape distribution of a monophagous Butterfly. Ecography 28: 465-474.

Müller, C. B., Krauss, J. (2005) Symbiosis between grasses and asexual fungal endophytes. Current Opinion in Plant Biology 8: 450-456.

Krauss, J., Steffan-Dewenter, I., Tscharntke, T. (2004): Landscape occupancy and local population size depends on host plant distribution in the butterfly Cupido minimus. Biological Conservation 120: 355-361.

Schmitt, T., Krauss, J. (2004) Regional population genetic studies of the butterfly Polyommatus coridon, contribute to the understanding of European biogeography. Diversity and Distributions 10: 271-274.

Krauss, J., Schmitt, T., Seitz, A., Steffan-Dewenter, I., Tscharntke, T. (2004): Effects of habitat fragmentation on the genetic structure of the monophagous butterfly Polyommatus coridon along its northern range margin. Molecular Ecology 13: 311-320.

Krauss, J., Klein, A.-M., Steffan-Dewenter, I., Tscharntke, T. (2004): Effects of habitat area, isolation, and landscape diversity on plant species richness of calcareous grasslands. Biodiversity and Conservation 13: 1427-1439.

Krauss, J., Steffan-Dewenter, I., Tscharntke, T. (2003): Local species immigration, extinction, and turnover of butterflies in relation to habitat area and habitat isolation. Oecologia 137: 591-602.

Krauss, J., Steffan-Dewenter, I., Tscharntke, T. (2003): How does landscape context contribute to effects of habitat fragmentation on diversity and population density of butterflies? Journal of Biogeography 30:889-900.

Krauß, J., Funke, W. (1999): Extraordinary high density of Protura in a windfall area of young spruce plants. Pedobiologia 43: 44-46.