Table 1. Effects of LPC supplement levels on digestibility and fermentation characteristics incubated with rumen buffer for 12 h

Item	LPC supplement levels (%)			SEM	Contrasts
	0	10	20		Linear	Quadratic
Digestibility (% DM)
IVDMD	54.3	53.3	54.9	7.492	0.913	0.840
IVOMD	52.3	52.9	52.5	3.488	0.667	0.981
Fermentation characteristics
pH	6.79	6.76	6.72	0.046	0.112	0.890
Ammonia-N (mg/dL)	11.2	11.6	10.5	0.664	0.278	0.260
Total VFA (mM /L)	84.6	84.7	82.6	1.044	0.413	0.166
Acetate (% of M)	67.2a	66.7ab	65.6b	0.586	0.027	0.561
Propionate (% of M)	19.8b	21.3a	21.2a	0.382	0.015	0.072
Butyrate (% of M)	9.10	9.14	9.10	0.362	0.995	0.888
A:P ratio	3.39	3.13	3.09	0.281	0.035	0.766

Means in the same row with different superscripts differ significantly (p < 0.05).