Parameters | Dietary electrolyte balance (mEq/kg) | |||||||
210 | 240 | 270 | 300 | 330 | 360 | SEM | p value | |
FI (g/bird) | 424.00 | 420.70 | 441.00 | 445.89 | 419.00 | 423.00 | 3.97 | 0.53 |
BW (g/bird) | 629.14bc | 659.80b | 673.44ab | 656.50b | 679.68a | 625.78c | 14.67 | 0.07 |
BWG (g/bird) | 309.54 | 328.56 | 341.28 | 317.11 | 346.28 | 304.64 | 14.43 | 0.26 |
PI (g/bird) | 97.52 | 96.76 | 101.43 | 102.55 | 96.37 | 97.29 | 2.87 | 0.53 |
EPI | 411.90 | 403.24 | 414.87 | 448.38 | 391.68 | 416.17 | 19.74 | 0.48 |
Na intake (g/bird) | 0.59f | 0.93e | 1.28d | 1.61c | 1.80b | 2.16a | 0.05 | <0.0001 |
K intake (g/bird) | 3.48c | 3.66c | 4.06b | 4.33ab | 4.27ab | 4.53a | 0.12 | <0.0001 |
Cl intake (g/bird) | 0.98e | 1.18d | 1.46c | 1.69b | 1.80b | 2.03a | 0.05 | <0.0001 |
Water intake (mL/bird/d) | 449.32b | 498.95a | 501.98a | 507.48a | 506.55a | 524.72a | 10.51 | <0.0001 |
Morning RT (˚C) | 40.72a | 40.63a | 40.36b | 40.70a | 40.63a | 40.67a | 0.04 | <0.0001 |
Afternoon RT (˚C) | 41.71a | 41.69a | 40.90c | 41.69a | 41.43b | 41.65a | 0.03 | <0.0001 |
TC (˚C) | 0.99a | 1.05c | 0.54c | 0.99a | 0.79b | 0.98a | 0.04 | <0.0001 |