Table 1.
Effect of the type and number of enrichment on growth performance in broiler

Initial weight (g/bird) Final weight (g/bird) Weight gain (g/bird) Feed intake (g/bird) FCR (feed/gain)
Enrichment type
   Cabbages 43.02 1,674.03b 1,631.01b 3,305.89 2.03a
   Alfalfa block 43.06 1,826.01a 1,782.96a 3,348.25 1.88b
   Angle sawdust 43.02 1,823.29a 1,780.27a 3,295.08 1.85b
Number
   1 43.01 1,776.62 1,733.62 3,308.79 1.91
   2 43.06 1,772.27 1,729.21 3,324.03 1.93
Enrichment type * Number
Cabbages 1 43.01 1,716.65 1,673.64 3,350.62 2.00
2 43.03 1,631.42 1,588.39 3,261.17 2.06
Alfalfa block 1 43.04 1,787.53 1,744.49 3,295.38 1.89
2 43.07 1,864.50 1,821.43 3,401.12 1.87
Angle sawdust 1 42.97 1,825.69 1,782.72 3,280.35 1.84
2 43.07 1,820.89 1,777.82 3,309.80 1.86
P-values
   Type 0.915 <0.001 <0.001 0.722 <.0001
   Number 0.506 0.879 0.878 0.790 0.498
   Type * Number 0.890 0.091 0.091 0.381 0.506
Means in same rows with different superscripts are significantly different (P<0.05).