Woodward et al., 2002. Proc. New Zeal. Soc. Anim. Prod., 62: 227–230

Woodward, S. L. ; Waghorn, G. C. ; Lassey, K. R. ; Laboyre, P., 2002. Does feeding sulla (Hedysarum coronarium) reduce methane emissions from dairy cows?. Proc. New Zeal. Soc. Anim. Prod., 62: 227–230