a–d
Significant differences within a column variable differ at
P
< 0.05.
1
Phase 1 from pig age 60 to 92 d; initial BW = 21 kg; Phase 2 from pig
age 93 to 117 d; initial BW = 52 kg; Phase 3 from pig age 118 to 136 d;
initial BW = 75 kg; Phase 4 from pig age 137 to 158 d; initial BW = 94 kg;
Phase 5 from pig age 159 to 166 d; initial BW = 113 kg.
2
AU = animal unit is equivalent to 454 kg BW.