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. 2021 Apr 23;8:660400. doi: 10.3389/fvets.2021.660400

Table 4.

Proportions of conventional layer (LB+) and dual-purpose (LD) hybrids performing distinct behaviors at three times during the laying period (1: 25th−30th, 2: 43rd−48th, 3: 64th−69th week of life) and the day (morning/afternoon).

Behavior Hybrid Period Daytime Phybrid × period Phybrid Pperiod Pdaytime
1 2 3 Morning Afternoon
Peck LB+ 38.94 45.55 44.01 33.05 38.27 <0.01 <0.001 ns <0.001
LD 30.69 28.74 26.05
Comf LB+ 16.09 12.29 11.08 15.57 13.13 <0.01 ns ns <0.01
LD 12.60 15.03 19.00
DB LB+ 0.50 1.17 1.20 0.55 2.95 ns ns <0.01 <0.001
LD 1.02 3.03 3.70
Scra LB+ 3.38 1.27 0.82 1.44 2.83 ns ns <0.001 <0.001
LD 4.40 1.33 1.61
Loc LB+ 12.57 12.70 15.27 15.10 14.41 <0.001 ns <0.01 ns
LD 20.70 14.43 12.87
Stand LB+ 24.02 23.83 26.05 24.18 20.45 <0.05 ns <0.05 <0.001
LD 23.69 17.83 18.49
Sit LB+ 4.41 3.11 1.76 10.09 7.87 <0.001 <0.001 <0.05 <0.01
LD 7.02 19.59 17.98