Effects of an oral hydro-ethanolic purple coneflower extract on performance, clinical health and immune parameters in calves

Publication date: Available online 2 June 2021Source: Research in Veterinary ScienceAuthor(s): Hannah Ayrle, Meike Mevissen, Rupert M. Bruckmaier, Olga Wellnitz, Martin Kaske, Anna Bieber, Andrea Vögtlin, Raffael Fricker, Michael Walkenhorst
Source: Research in Veterinary Science - Category: Veterinary Research Source Type: research