Harrison, Fraser, Blake Gunn, Sam Anderson, Luke Visser, Sarah Mckenzie, Allister Moorhead, and Grace Ehoche. “Effect of Modern Red Clover & Nitrogen Fertiliser on Yield, Quality and Botanical Composition of a Hybrid Ryegrass Sward”. Journal of New Zealand Grasslands 86 (November 15, 2024): 37–46. Accessed April 19, 2025. https://nzgajournal.org.nz/index.php/JoNZG/article/view/3646.