Fig. 3


Factors affecting CH4 production and live weight gain of steers. (a) Stacked bar chart of average forage dry matter intake for each treatment and period. (b) Linear model between total dry matter and condensed tannin intake. (c) Stacked bar chart of average CH4 production for each treatment and period. (d) Linear model between neutral detergent fibre intake and methane (g/d). (e) Linear model between acid detergent fibre intake and methane (g/d). (f) Stacked bar chart of average daily live weight gain of steers for each treatment and period. (g) Linear model between average daily live weight gain and condensed tannin intake of willow treatment. (h) Stacked bar chart of average CH4/DLWG for each treatment and period. Annotation of a and b denotes a significant difference P < 0.05.