Watson, R.H., R.G. Keogh, and M.F. Mcdonald. 1999. “Ewe Reproductive Performance and Growth Rate of Suckling-Lambs on Endophyte-Infected Perennial Ryegrass Pasture”. NZGA: Research and Practice Series 7 (January):19-26. https://doi.org/10.33584/rps.7.1999.3402.