Table 2. Effect of dietary energy levels and bedding materials on body weight gain of male and female slow-growing Korean meat-type chicken (Hanhyop 3)
Treatments | Body weight gain (g/period/bird) |
Sex | Bedding | Energy | 11~25 d | 26~40 d | 41~55 d | 56~75 d | Overall 11~75 d |
Male | Rice husks | High | 386ab | 362a | 1,110a | 672b | 2,529a |
Low | 393a | 298bc | 984c | 698b | 2,372b |
Saw dust | High | 368bcd | 348a | 1,026bc | 788a | 2,530a |
Low | 377abc | 326abc | 1,071ab | 712b | 2,486a |
Female | Rice husks | High | 359cde | 356a | 791d | 498d | 2,004d |
Low | 350de | 294c | 787d | 655b | 2,086c |
Saw dust | High | 350de | 338ab | 839d | 545cd | 2,072c |
Low | 337e | 323abc | 831d | 590c | 2,081c |
SEM | 15 | 26 | 34 | 44 | 40 |
Main effect (P-values) | Sex | <0.0001 | NS | <0.0001 | <0.0001 | <0.0001 |
Bedding | 0.014 | NS | NS | NS | 0.015 |
Energy | NS | <0.0001 | NS | 0.021 | NS |
S×B | NS | NS | NS | 0.022 | NS |
S×E | NS | NS | NS | 0.0003 | 0.0002 |
B×E | NS | 0.020 | 0.008 | 0.002 | NS |
Abbreviations, S×B: Sex×Bedding, S×E: Sex×Energy, B×E: Bedding×Energy, NS: Not significant.
Means with different superscripts in the same row differ (P<0.05).