Table 1.

Apparent digestibility coefficients in sheep fed with POD.

Variable	Apparent Nutrient Digestibility (g kg−1 DM)
	POD0	POD25	POD50	POD75	POD100	RE	P	R2	SEM	D
DM	61.92	59.40	59.82	56.02	55.40	$Y=61.79-0.66X$	0.0001	89.90	0.71	24.9
OM2	63.49	61.31	61.07	57.67	56.96	$Y=63.44-0.67X$	0.0001	94.06	0.70	53.4
CP	67.75	65.24	67.82	65.94	65.77	NS	0.6060	-	0.85	>100
EE1	71.84	78.40	82.37	83.21	83.95	$Y=74.15+1.16X$	0.0009	83.71	1.34	24.4
NDFap	55.12	52.87	49.42	46.53	44.88	$Y=54.80-0.95X$	0.0000	97.42	1.12	44.0
ADFap	53.33	50.41	46.94	44.08	43.68	$Y=52.61-0.91X$	0.0000	99.76	1.10	38.5

Abbreviations: DM—dry matter; OM²—organic matter; CP—crude protein; EE¹—ether extract; NDFap—neutral detergent fiber corrected for ash and protein; ADFap—acid detergent fiber corrected for ash and protein; P—p-value; RE—regression equation; R²—determination coefficient; NS—not significant; SEM—standard error of the mean; D—Williams test result expressed in g kg⁻¹ of POD.