Table 4. Effects of breed, laying age and egg storage period on the organ weight of 7 days old chicks
Factors | | Body weight(g) | Liver(g) | Heart(g) | Pancreas(g) | Spleen(g) |
Breed (A) | Jaeraejong | 47.8±6.7a | 1.85±0.3b | 0.50±0.12b | 0.27±0.07ab | 0.05±0.02a |
K. Rhode | 45.7±5.3b | 1.74±0.35c | 0.53±0.12a | 0.25±0.08b | 0.04±0.02b |
K. Leghorn | 49.1±6.2a | 1.99±0.38a | 0.47±0.08b | 0.28±0.07a | 0.05±0.02ab |
Laying age (B) | 27~29wk | 47.5±6.7 | 1.96±0.41a | 0.47±0.11b | 0.24±0.07b | 0.04±0.02b |
50~52wk | 47.6±5.7 | 1.77±0.26b | 0.53±0.10a | 0.29±0.07a | 0.06±0.01a |
Egg storage period (C) | 3d | 49.3±6.1a | 1.91±0.33a | 0.52±0.12a | 0.28±0.07a | 0.051±0.02 |
7d | 46.7±6.3b | 1.79±0.41b | 0.50±0.11b | 0.26±0.08b | 0.048±0.02 |
14d | 46.6±6.0b | 1.88±0.31ab | 0.47±0.09b | 0.26±0.07b | 0.045±0.02 |
P values | A | <0001 | <0001 | <0001 | 0.0038 | 0.0031 |
B | 0.8408 | <0001 | <0001 | <0001 | <0001 |
C | 0.0004 | 0.0097 | 0.0051 | 0.0176 | 0.0742 |
A × B | 0.7405 | 0.0001 | 0.0494 | 0.3817 | <0001 |
A × C | 0.2182 | 0.0014 | 0.0116 | 0.6295 | 0.6087 |
B × C | 0.1218 | 0.0009 | 0.3126 | 0.0243 | 0.0047 |
A × B × C | 0.3723 | 0.4076 | 0.2707 | 0.4596 | 0.2553 |
Values are mean±standard deviation.
The different superscripts within column in each factor significantly differ.