Table 2.
Effect of physical forms of ration on nutrient intakes and apparent digestibility in lambs.
| Item | Experimental diets (different physical forms) |
SEM | P-value | ||
|---|---|---|---|---|---|
| Complete feed mash | Complete feed pellet | Complete feed block | |||
| Intake, g/day | |||||
| DM | 1,240.0c | 1,285.5b | 1,325.0a | 15.60 | 0.002 |
| OM | 1,220.71c | 1,258.55b | 1,299.05a | 10.80 | 0.001 |
| CP | 135.50b | 140.40b | 146.80a | 2.70 | 0.010 |
| NDF | 621.75b | 628.40b | 677.10a | 11.30 | 0.010 |
| ADF | 172.00c | 188.50b | 212.30a | 3.60 | 0.010 |
| Ash | 25.29 | 24.95 | 25.95 | 1.70 | 0.070 |
| Digestibility, % | |||||
| DM | 64.05b | 66.89a | 68.76a | 1.20 | 0.030 |
| OM | 47.50 | 47.20 | 48.40 | 0.40 | 0.900 |
| CP | 62.03b | 62.12b | 65.21a | 1.13 | 0.001 |
| NDF | 64.05b | 65.34b | 70.28a | 1.08 | 0.020 |
| ADF | 32.01c | 36.75b | 41.72a | 2.09 | 0.020 |
SEM = standard error of means; DM = dry matter; OM = organic matter; CP = crude protein; NDF = neutral detergent fiber; ADF = acid detergent fiber.
a,b,c Means with different superscripts in the same row differ significantly (P < 0.05).