Cosgrove, G.P., P.S. Taylor, and A. Jonker. 2015. “Sheep Performance on Perennial Ryegrass Cultivars Differing in Concentration of Water-Soluble Carbohydrate”. Journal of New Zealand Grasslands 77 (January):123-30. https://doi.org/10.33584/jnzg.2015.77.491.