Table 2.
Item2 | CON3 | ABP23 | ABP43 | SEM |
P-value |
|
---|---|---|---|---|---|---|
Linear | Quadratic | |||||
Initial BW, g | 51.2 | 51.2 | 51.2 | 0.20 | 0.73 | 0.87 |
Final BW, g | 3,194 | 3,235 | 3,301 | 19 | 0.03 | 0.81 |
Day 1–21 | ||||||
BWG, g | 1,334 | 1,347 | 1,349 | 13 | 0.26 | 0.67 |
FI, g | 2,574 | 2,582 | 2,590 | 15 | 0.22 | 0.79 |
F/G | 1.93 | 1.92 | 1.92 | 0.02 | 0.72 | 0.24 |
Day 22–42 | ||||||
BWG, g | 1,809 | 1,837 | 1,901 | 18 | 0.02 | 0.88 |
FI, g | 4,722 | 4,743 | 4,768 | 22 | 0.19 | 0.74 |
F/G | 2.61 | 2.58 | 2.51 | 0.02 | 0.03 | 0.82 |
Day 1–42 | ||||||
BWG, g | 3,143 | 3,184 | 3,250 | 16 | 0.03 | 0.69 |
FI, g | 7,296 | 7,325 | 7,358 | 20 | 0.07 | 0.76 |
F/G | 2.32 | 2.30 | 2.26 | 0.01 | 0.04 | 0.81 |
Means represent 10 replicates with 40 birds per cage (n = 10/group).
BWG, body weight gain; FI, feed intake; F/G, feed-to-gain ratio.
CON, basal diet; ABP2, basal diet containing 0.02% ABP; ABP4, basal diet containing 0.04% ABP.