{Project} Endoparasitenkontrolle bei Wiederkäuern. [Control of endoparasites in ruminants.] Runs 2004 - 2007. Project Leader(s): Hertzberg, Hubertus; Heckendorn, Felix and Maurer, Veronika, Research Institute of Organic Agriculture (FiBL), CH-5070 Frick. More information online at >.