Table 2.

Volatile Fatty acids concentrations in rumen and cecum contents of bulls fed control (CTL) diet (n = 8) or diet supplemented with a combination of linseed plus nitrate (LINNIT) (n = 8).

	CTL		LINNIT		SEM	Effect
	Rumen	Cecum	Rumen	Cecum		Treatment	DCa	Treatment × DC
Total VFAs, mM	128.6a	69.7b	119.6a	67.6b	5.604	0.330	<0.001	0.540
Acetate, mM/mM total VFAs	0.714a	0.763b	0.713a	0.766b	0.004	0.769	<0.001	0.665
Propionate, mM/mM total VFAs	0.156a	0.145ab	0.147ab	0.144b	0.003	0.092	0.027	0.221
Isobutyrate, mM/mM total VFAs	0.008a	0.012b	0.008a	0.012b	0.001	1.000	<0.001	0.955
Butyrate, mM/mM total VFAs	0.097a	0.049b	0.106a	0.046b	0.005	0.533	<0.001	0.261
Isovalerate, mM/mM total VFAs	0.012	0.013	0.012	0.013	0.001	0.812	0.805	0.673
Valerate, mM/mM total VFAs	0.009a	0.019b	0.009a	0.018b	0.001	0.621	<0.001	0.697
Caproate, mM/ mM total VFAs	0.004b	0.000a	0.005c	0.000a	0.000	0.005	<0.001	0.022
Dry matter of digesta (%)	11.8a	10.2b	11.9a	10.0b	0.336	0.865	<0.001	0.628

Values are means of eight individual measures; data were analyzed using one-way ANOVA Different letters in the same row represent significant differences (P < 0.05).

^adigestive compartment.