Items where Author is "Erhardt, Andreas"

Yes

Erhardt, Andreas and [et al.], . (2021) Using ecological and field survey data to establish a national list of the wild bee pollinators of crops. Agriculture Ecosystems & Environment, 315 (4). p. 107447.

Sierro, Antoine and Erhardt, Andreas. (2019) Light pollution hampers recolonization of revitalised European Nightjar habitats in the Valais (Swiss Alps). JOURNAL OF ORNITHOLOGY, 160 (3). pp. 749-761.

Beck, Jan and Böller, Marianne and Erhardt, Andreas and Schwanghart, Wolfgang. (2014) Spatial bias in the GBIF database and its effect on modelling species' geographical distributions. Ecological informatics, Vol. 19. pp. 10-15.

Cahenzli, Fabian and Erhardt, Andreas. (2013) Nectar amino acids enhance reproduction in male butterflies. Oecologia, Vol. 171, H. 1. pp. 197-205.

Cahenzli, Fabian and Erhardt, Andreas. (2013) Transgenerational acclimatization in an herbivore-host plant relationship. Proceedings of the Royal Society of Edinburgh. Section B, Biological sciences, Vol. 280, H. 1756 , 20122856.

Cahenzli, Fabian and Erhardt, Andreas. (2012) Enhancing offspring quality or quantity? Different ways for using nectar amino acids in female butterflies. Oecologia, Vol. 169, H. 4 , S. 1005–1014.

Cahenzli, Fabian and Erhardt, Andreas. (2012) Host plant defence in the larval stage affects feeding behaviour in adult butterflies. Animal behaviour, Vol. 84, H. 4 , S. 995–1000.

Cahenzli, Fabian and Erhardt, Andreas. (2012) Nectar sugars enhance fitness in male Coenonympha pamphilus butterflies by increasing longevity or realized reproduction. Oikos, Vol. 121, H. 9 , S. 1417–1423.

Waser, Nickolas M. and Ollerton, Jeff and Erhardt, Andreas. (2011) Typology in pollination biology : lessons from an historical critique. Journal of Pollination Ecology, Vol. 3. pp. 1-7.

Haas, Jean Nicolas and Erhardt, Andreas. (2010) Obituary: Prof. Dr. Heinrich Zoller (1923-2009). Review of palaeobotany and palynology, Vol. 162. pp. 111-115.

Erhardt, Andreas and Mevi-Schütz, Jovanne. (2009) Adult food resources in butterflies. In: Ecology of Butterflies in Europe. Cambridge UK, pp. 9-16.

Goverde, Marcel and Bazin, Alain and Kery, Marc and Shykoff, Jacqui A. and Erhardt, Andreas. (2008) Positive effects of cyanogenic glycosides in food plants on larval development of the common blue butterfly. Oecologia, Vol. 157, H. 3. pp. 409-418.

Bloch, Daniel and Erhardt, Andreas. (2008) Selection toward shorter flowers by butterflies whose probosces are shorter than floral tubes. Ecology, 89, Nr. 9. pp. 2453-2460.

Baur, Bruno and Cremene, Cristina and Groza, Cheorghe and Schileyko, Anatoli A. and Baur, Anette and Erhardt, Andreas. (2007) Intensified grazing affects endemic plant and gastropod diversity in alpine grasslands of the Southern Carpathian mountains (Romania). Biologia : journal of the Slovak Academy of Sciences, Vol. 62, Nr. 4. pp. 438-445.

Baur, Bruno and Cremene, Cristina and Groza, Gheorghe and Rakosy, Laszlo and Schileyko, Anatoli A. and Baur, Anette and Stoll, Peter and Erhardt, Andreas. (2006) Effects of abandonment of subalpine hay meadows on plant and invertebrate diversity in Transylvania, Romania. Biological conservation, vol. 132, Nr. 2. pp. 261-273.

Erhardt, Andreas and Rusterholz, Hans-Peter and Stöcklin, Jürg. (2005) Elevated carbon dioxide increases nectar production in Epilobium angustifolium L. Oecologia, 146 (2). pp. 311-317.

Goverde, Marcel and Erhardt, Andreas and Stöcklin, Jürg. (2004) Genotype-specific response of a lycaenid herbivore to elevated carbon dioxide and phosphorus availability in calcareous grassland. Oecologia, 139 (3). pp. 383-391.

Mevi-Schütz, Jovanne and Erhardt, Andreas. (2002) Can Inachis io detect nectar amino acids at low concentrations? Physiological entomology, Vol. 27. pp. 256-260.

Goverde, Marcel and Schweizer, Katrin and Baur, Baur and Erhardt, Andreas. (2002) Small-scale habitat fragmentation effects on pollinator behaviour : experimental evidence from the bumblebee 'Bombus veteranus' on calcarous grasslands. Biological conservation, vol. 104, Nr. 3. pp. 293-299.

Balmer, Oliver and Erhardt, Andreas. (2000) Consequences of succession on extensively grazed grasslands for Central European butterfly communities : rethinking conservation practices. Conservation biology, 14 (3). pp. 746-757.

No

Erhardt, Andreas. (2021) Juwel Herbstspinner. In: Heimatkunde Blauen: Rundgang durch Dorf und Bann. Liestal, pp. 266-267.

Erhardt, Andreas. (2020) Der Herbstspinner - ein 'Juwel' der Blauen Weide. Blauner Dorfläbe, 35. pp. 18-19.

Erhardt, Andreas and Bonetti, Christophe. (2012) Bestäubung und sexuelle Reproduktion von wilden Nelken im Nordwestschweizer Jura – ein gefährdeter Prozess. Regio Basiliensis, Vol. 53, H. 3. pp. 143-151.

Landolt, Elias and Bäumler, Beat and Erhardt, Andreas and Hegg, Otto and Klötzli, Frank and Lämmler, Walter and Nobis, Michael and Rudmann-Maurer, Katrin and Schweingruber, Fritz and Theurillat, Jean-Paul and Urmi, Edwin and Vust, Mathias and Wohlgemuth, Thomas. (2010) Flora indicativa = Ecological inicator values and biological attributes of the flora of Switzerland and the Alps : ökologische Zeigerwerte und biologische Kennzeichen zur Flora der Schweiz und der Alpen. Bern.