Table 10. Digesta analysis for viscosity and protein digestibility

Treatment	NC-1¹⁾	NC-2	NC-3	NCX-1	NCX-2	NCX-3	PC	SEM	p-value
Viscosity (mPa/s)
Day 24	2.76^cde	2.84^de	2.93^e	2.65a^bc	2.55^ab	2.48^a	2.73^bcd	0.061	0.001
Day 35	2.64^cd	2.78^de	2.86^e	2.56a^bc	2.44^ab	2.38^a	2.62^bcd	0.062	0.001
Protein digestibility (%)
Day 24	81.87^b	81.87^b	77.22^a	79.62^ab	80.52^ab	81.52^b	81.47^b	0.003	0.011
Day 35	77.62^ab	77.8^ab	76.90^a	82.12^b	80.75^ab	80.75^ab	82.02^ab	0.009	0.016

NC-1, −40 kcal/kg ME reduced from PC diet; NC-2, −80 kcal/kg ME reduced from PC diet; NC-3, −120 kcal/kg ME reduced from PC diet; NCX-1, NC-3 diet with 1,500 U/kg xylanase; NCX-2, NC-3 diet with 3,000 U/kg xylanase; NCX-3, NC-3 diet with 4,500 U/kg xylanase; PC, energy sufficient diet.
Values in a row with different superscripts differ significantly (p < 0.05).