Black, A.D. and Lucas, R.J. 2018. Dry matter yield of dryland and irrigated mixtures of Caucasian clover, white clover and perennial ryegrass over 5 years at Lincoln University. Journal of New Zealand Grasslands. 80, (Nov. 2018), 73–80. DOI:https://doi.org/10.33584/jnzg.2018.80.336.