Table 2.
Effect of feeding sesame meal (SM) on nutrient intake, digestibility, and N balance in Awassi ewe lambs (Experiment 1).
| Diets * | ||||
|---|---|---|---|---|
| Item | SM0 (n = 6) | SM7.5 (n = 6) | SM15 (n = 6) | SEM |
| Intake, g/d | ||||
| Dry matter | 1368 | 1213 | 1256 | 54.5 |
| Crude protein | 218 | 193 | 202 | 8.8 |
| Neutral detergent fiber | 475 | 432 | 442 | 19.3 |
| Acid detergent fiber | 205 | 197 | 211 | 9.0 |
| Ether extract | 29 a | 51 b | 87 c | 3.1 |
| Digestibility % | ||||
| Dry matter | 78.1 | 73.4 | 75.2 | 1.58 |
| Crude protein | 79.5 | 76.0 | 79.2 | 1.34 |
| Neutral detergent fiber | 61.8 | 54.2 | 56.7 | 3.11 |
| Acid detergent fiber | 57.0 | 50.6 | 52.9 | 2.55 |
| Ether extract | 78.0 a | 86.9 b | 92.9 c | 1.91 |
| N Balance | ||||
| N intake, g/d | 38.4 | 33.4 | 35.5 | 2.21 |
| N feces, g/d | 8.3 | 8.6 | 7.6 | 0.68 |
| N urine, g/d | 7.0 a | 9.3 b | 5.7 a | 0.59 |
| N retained, g/d | 23.8 b | 16.2 a | 22.7 b | 1.83 |
| N retention, % | 61.9 b | 48.9 a | 63.3 b | 2.22 |
Note: * Dietary treatments are (1) no sesame meal (SM0), (2) 7.5% sesame meal (SM7.5), or (3) 15% sesame meal (SM15) of dietary dry matter (DM) in substitution of soybean meal; a,b,c within a row means without a common superscript difference (p ≤ 0.05).