Parminter, T. G.; Ridsdale, S. D.; Bryant, S. A.; McNab, I. G.; Proctor, K. A.; Baish, L. A. The Impact of Possible Changes to Nitrogen Loss Regulations on the Financial Viability of Dairy Farms in the Upper Manawatu River Catchment. Journal of NZ Grasslands 2019, 81, 179-186.