1. The Swiss agri-environment scheme enhances pollinator diversity and plant reproductive success in nearby intensively managed farmland;Albrecht;J. Appl. Ecol.,2007
2. Apidae 1: Apis, Bombus, Psithyrus., Schweizeri;Amiet,1996
3. Apidae 6: Andrena, Melitturga, Panurginus, Panurgus;Amiet,2010
4. Apidae 2: Colletes, Dufourea, Hylaeus, Nomia, Nomioides, Rhophitoides, Rophites, Sphecodes, Systropha., Schweizeri;Amiet,1999
5. Apidae 3: Halictus, Lasioglossum., Fauna Helv;Amiet,2001