Bithell, S.L., M.G. Cromey, C.C.L. Hide, and A. McKay. “<i>Gaeumannomyces graminis</i> Var <i>tritici</i> Infection of Couch Association With Takeall in a Firstyear Wheat”. New Zealand Plant Protection 59 (August 1, 2006): 371–371. Accessed October 23, 2021. https://journal.nzpps.org/index.php/nzpp/article/view/4572.