Watson, B.M. “the Effect of Endophyte in Perennial Ryegrass and Tall Fescue on Red and Blackheaded Pasture Cockchafers”. NZGA: Research and Practice Series 13 (January 1, 2007): 347–352. Accessed June 24, 2026. https://www.nzgajournal.org.nz/index.php/rps/article/view/3169.