Cu levels, mg/kg | Zn Source, 30 mg/kg | D7 BW, g/bird | D21 BW, g/bird | Gain, g/bird | Feed Intake, g/bird | Feed:gain | Mortality, % | Ash based tibia Zn, mg/kg2 |
---|---|---|---|---|---|---|---|---|
8 | ZnSO4 | 83 | 465a | 382b | 523 | 1.372 | 2.78 | 148 |
250 | ZnSO4 | 78 | 407b | 328c | 456 | 1.389 | 1.39 | 158 |
8 | Zn(HMTBa)2 | 77 | 481a | 404a | 569 | 1.407 | 5.55 | 170 |
250 | Zn(HMTBa)2 | 78 | 467a | 390ab | 528 | 1.355 | 2.78 | 150 |
SEM | 2 | 8 | 7 | 13 | 0.027 | 2.26 | 14 | |
Main effect means | ||||||||
Cu level | ||||||||
8 | 79 | 473 | 393 | 546a | 1.390 | 4.167 | 159 | |
250 | 78 | 437 | 359 | 492b | 1.372 | 2.083 | 154 | |
Zn source | ||||||||
ZnSO4 | 80 | 436 | 355 | 489b | 1.381 | 2.083 | 153 | |
Zn(HMTBa)2 | 77 | 474 | 397 | 548a | 1.381 | 4.165 | 160 | |
2x2 factorial arrangement, P value | ||||||||
Zn sources | -- | <0.001 | <0.001 | <0.001 | 0.980 | 0.368 | 0.597 | |
Cu level | -- | <0.001 | <0.001 | <0.001 | 0.515 | 0.367 | 0.722 | |
Zn Source * Cu level | -- | 0.012 | 0.011 | 0.334 | 0.208 | 0.762 | 0.298 |