Duringer, J.M., M.J.M. Delorme, A. Lehner, and A.M. Craig. 2007. “A Review of the Ergot Alkaloids Found in Endophyte-Infected Tall Fescue and Perennial Ryegrass and Their Metabolism After Ingestion by Livestock”. NZGA: Research and Practice Series 13 (January):377-82. https://doi.org/10.33584/rps.13.2006.3162.