Rolston, M., B. McCloy, I. Harvey, and R. Chynoweth. “Ryegrass (<i>Lolium perenne</i≫) Seed Yield Response to Fungicides a Summary of 12 Years of Field Research”. New Zealand Plant Protection, vol. 62, Aug. 2009, pp. 343-8, doi:10.30843/nzpp.2009.62.4810.