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Caring for Pollinators - Bundesamt für Naturschutz

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Ssymank & Kearns Flies – <strong>Pollinators</strong> on two wings<br />

DE BUCK, N. 1993. Bloembezoek en bestuivingsecologie van zweefvliegen (Diptera, Syrphidae) in het<br />

bijzonder voor Belgie. Appendix to working document '60' of the Royal Belgian Institute of Natural<br />

Sciences. – unpublished, 56. pp.<br />

EVENHUIS, N. L., T. PAPE, A.C. PONTAND, F.C. THOMPSON (Eds.). 2008. Biosystematic Database of<br />

World Diptera, Version 10. http://www.diptera.org/biosys.htm, accessed on 20 January 2008.<br />

KLEIN, A.-M., VAISSIÈRE, B.E., CANE, J.H., STEFFAN-DEWENTER, I., CUNNINGHAM, S.A., KREMEN, C. & T.<br />

TSCHARNTKE (2007): Importance of pollinators in changing landscapes <strong>for</strong> world crops. - Proc. R.<br />

Soc. B (2007) 274, 303–313, Published online 27 October 2006.<br />

KÜHN, J., A. HAMM, M. SCHINDLER, D.WITTMANN (2006): Ressourcenaufteilung zwischen der<br />

oligolektischen Blattschneiderbiene Megachile lapponica L. (Hym., Api<strong>for</strong>mes) und anderen<br />

Blütenbesuchern am schmablättrigen Weidenröschen (Epilobium angustifolium, Onagrarceae). Mitt.<br />

Dtsch. Ges. Allg. Angew. Ent., 15: 389-391.<br />

LARSON, B. M. H., P. G. KEVAN AND D. W. INOUYE. 2001. Flies and flowers: The taxonomic diversity of<br />

anthophiles and pollinators. Canadian Entomologist 133(4): 439-465.<br />

LUZAR, N. AND G. GOTTSBERGER 2001. Flower Heliotropism and Floral Heating of Five Alpine Plant<br />

Species and the Effect on Flower Visiting in Ranunculus montanus in the Austrian Alps. Arctic,<br />

Antarctic, and Alpine Research, Vol. 33, No. 1 (Feb., 2001), pp. 93-99<br />

SSYMANK, A. (1991): Rüssel- und Körperlängen von Schwebfliegen (Diptera, Syrphidae) unter<br />

Berücksichtigung der Verwendung von Alkoholmaterial. – Mitt. Schweizer. Entom. Gesellschaft 64:<br />

67 – 80.<br />

SSYMANK, A. 2001. Vegetation und blütenbesuchende Insekten in der Kulturlandschaft [Vegetation<br />

and flower-visiting insects in cultivated landscapes] - Schriftenreihe Landschaftspflege und<br />

<strong>Naturschutz</strong> 64, 513 pp., Bonn-Bad Godesberg.<br />

SSYMANK, A., KEARNS, C.A., PAPE, TH. & F.C. Thomson: Pollinating Flies (Diptera): A major<br />

contribution to plant diversity and agricultural production. - Tropical Conservancy 9 (1 & 2): 86-89.<br />

Authors' addresses:<br />

Dr. Axel Ssymank, <strong>Bundesamt</strong> <strong>für</strong> <strong>Naturschutz</strong> (BfN, I.2.2, German Federal Agency <strong>for</strong> Nature<br />

Conservation), Konstantinstr. 110. 53179 Bonn, Germany. E-mail: Ssymanka@bfn.de.<br />

Carol Ann Kearns, Ph.D. Department of Biology, 500 El Camino Real, Santa Clara University, Santa<br />

Clara, CA 95053-0268, USA. E-mail: thekearns@gmail.com.<br />

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