Table 5.
Effect of feeding type and water temperature on water intake
| Treatments | WI (mL/d, wk) | WI/FI (mL water/g feed, wk) | ||||||
|---|---|---|---|---|---|---|---|---|
|
|
|
|||||||
| 4 | 5 | 6 | 4–6 | 4 | 5 | 6 | 4–6 | |
| Feeding type | ||||||||
| Ad-libitum | 280.2 | 379.9 | 450.8 | 370.3 | 2.18 | 2.27 | 2.46 | 2.30 |
| Intermittent | 293.0 | 390.3 | 470.9 | 384.7 | 2.22 | 2.27 | 2.44 | 2.31 |
| Water temp. | ||||||||
| Normal | 286.7 | 386.6 | 463.4 | 378.9 | 2.20 | 2.29 | 2.46 | 2.32 |
| Cold | 287.3 | 384.4 | 459.9 | 377.2 | 2.21 | 2.25 | 2.43 | 2.30 |
| SEM | 4.77 | 6.68 | 7.00 | 5.50 | 0.02 | 0.02 | 0.03 | 0.02 |
| p-values | ||||||||
| FT | 0.193 | 0.439 | 0.171 | 0.199 | 0.405 | 0.938 | 0.830 | 0.821 |
| WT | 0.828 | 0.976 | 0.939 | 0.986 | 0.811 | 0.479 | 0.711 | 0.728 |
| FT×WT | 0.370 | 0.350 | 0.421 | 0.320 | 0.348 | 0.687 | 0.195 | 0.324 |
WI, water intake (mL/d, wk); WI/FI, water intake/feed intake (mL water/g feed, week); SEM, standard error of means; FT, feeding type; WT, water temperature.