Table 5.
Effects of forage type and dietary inclusion of monensin (or) soybean and coconut oils on intake and digestion by yearling Alpine doelings during fecal collection
| Treatment1 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Item | Control | L | L-I | L-S | L-N | L-I-S | L-I-N | L-S-N | L-I-S-N | SEM | Contrast2 |
| DM | |||||||||||
| Intake, g/d | 1,214 | 1,246 | 1,242 | 1,176 | 1,294 | 1,170 | 1,140 | 1,146 | 1,024 | 72.1 | |
| Digestibility, % | 54.8 | 49.7 | 50.4 | 51.6 | 49.4 | 51.4 | 50.9 | 51.3 | 49.0 | 1.44 | 1 |
| Digested, g/d | 663 | 621 | 621 | 609 | 640 | 606 | 576 | 587 | 500 | 43.1 | |
| OM | |||||||||||
| Intake, g/d | 1,101 | 1,170 | 1,165 | 1,100 | 1,211 | 1,096 | 1,070 | 1,066 | 959 | 66.9 | |
| Digestibility, % | 57.4 | 50.9 | 51.8 | 52.7 | 50.3 | 52.1 | 52.1 | 51.9 | 49.8 | 1.42 | 1 |
| Digested, g/d | 629 | 598 | 598 | 583 | 610 | 575 | 553 | 553 | 476 | 40.3 | |
| Nitrogen | |||||||||||
| Intake, g/d | 31.3 | 25.5 | 24.9 | 25.4 | 27.5 | 24.3 | 22.3 | 25.1 | 20.3 | 1.63 | 1 |
| Digestibility, % | 59.1 | 31.2 | 32.5 | 37.1 | 31.6 | 38.3 | 30.4 | 38.4 | 34.1 | 2.21 | 1, 7 |
| Digested, g/d | 18.5 | 8.00 | 7.94 | 9.37 | 8.66 | 9.44 | 6.69 | 9.61 | 6.90 | 0.854 | 1, 7 |
| Ether extract | |||||||||||
| Intake, g/d | 24.4 | 33.2 | 28.8 | 59.4 | 64.6 | 60.9 | 54.2 | 68.0 | 51.2 | 3.31 | 1, 2, 3, 5, 6, 8 |
| Digestibility, % | 39.1 | 56.5 | 52.9 | 73.0 | 77.6 | 77.7 | 77.3 | 79.9 | 77.1 | 4.74 | 1, 2, 3, 5 |
| Digested, g/d | 10.7 | 18.9 | 15.2 | 43.2 | 49.8 | 47.3 | 42.3 | 54.3 | 39.6 | 3.24 | 1, 2, 3, 5, 6, 8 |
| Gross energy | |||||||||||
| Intake, MJ/d | 21.1 | 23.1 | 22.7 | 22.4 | 24.6 | 22.6 | 21.8 | 22.0 | 19.5 | 1.36 | |
| Digestibility, % | 53.3 | 47.7 | 48.1 | 50.6 | 48.6 | 51.1 | 50.7 | 50.9 | 48.8 | 1.50 | 1 |
| Digested, MJ/d | 11.2 | 11.0 | 10.8 | 11.4 | 12.0 | 11.6 | 11.0 | 11.2 | 9.5 | 0.81 | |
1Control (alfalfa hay as basal forage); L = lespedeza as basal forage; L-I = L and the ionophore monensin; L-S = L and soybean oil; L-N = L and coconut oil; L-I-S = L, ionophore, and soybean oil; L-I-N = L, ionophore, and coconut oil; L-S-N = L, soybean oil, and coconut oil; L-I-S-N = L, ionophore, soybean oil, and coconut oil.
21 = control treatment vs. others; 2 = L vs. L-I, L-S, and L-N; 3 = L-I vs. L-S and L-N; 5 = L-I, L-S, and L-N vs. L-I-S, L-I-N, and L-S-N; 6 = L-I-S and L-I-N vs. L-S-N; 7 = L-I-S vs. L-I-N; 8 = L-I-S, L-I-N, and L-S-N vs. L-I-S-N (P < 0.05).