Table 6.

Ruminal microbiota population (log colony forming units/mL) of three total mixed rations supplemented with different levels of camelina oil (N = 3).

Ration	Level	Protozoa	Methanogens	Bacteria	Fungi
R70:C30	0	8.21a	7.08a	20.37a	5.11ab
	2	7.49b	6.51b	20.24b	5.16a
	4	7.03c	6.67b	18.31e	5.17a
	6	7.47b	6.67b	19.81c	5.13ab
	8	6.79d	6.32c	19.05d	5.03b
	SEM	0.017	0.022	0.0004	0.044
	Oil linear	<0.0001	<0.0001	<0.0001	0.225
	Oil quadratic	<0.0001	0.001	<0.0001	0.032
R50:C50	0	8.63a	6.95a	21.15a	5.19
	2	8.50b	6.27d	19.81e	5.11
	4	8.16d	6.60c	20.18c	5.12
	6	8.31c	6.75b	20.74b	5.07
	8	7.89e	6.28d	20.08d	5.11
	SEM	0.009	0.017	0.0003	0.043
	Oil linear	<0.0001	<0.0001	<0.0001	0.132
	Oil quadratic	<0.0001	0.003	<0.0001	0.281
R30:C70	0	7.51b	6.54c	18.49b	5.18a
	2	7.45c	7.04a	17.95e	5.24a
	4	7.07d	5.98d	17.96d	5.20a
	6	7.02d	6.59c	17.98c	5.02b
	8	7.77a	6.73b	19.49a	5.13ab
	SEM	0.016	0.021	0.0001	0.043
	Oil linear	0.017	0.375	<0.0001	0.016
	Oil quadratic	<0.0001	<0.0001	<0.0001	0.865
P-value Ration
	SEM	0.005	0.001	0.0003	0.002
	Linear	0.0003	<0.0001	<0.0001	<0.0001
	Quadratic	<0.0001	<0.0001	<0.0001	<0.0001
Oil effect
	SEM	0.006	0.001	0.0003	0.002
	Linear	<0.0001	<0.0001	<0.0001	<0.0001
	Quadratic	<0.0001	<0.0001	<0.0001	<0.0001

Arithmetic mean in the same column within each ration with different letters differ significantly (P < 0.05).