Mean ± SEM Maximum Minimum Range Hour of Day Experimental Control Experimental Control Experimental Control Experimental Control 06:00 41.34 ± 0.07 41.25 ± 0.08 42.5 42.3 40.5 40 2 2.3 08:00 41.41 ± 0.06 41.28 ± 0.07 42.4 41.9 40.8 40.6 1.6 1.3 10:00 41.43 ± 0.06 41.44 ± 0.06 42.2 42.2 40.6 40.6 1.6 1.6 12:00 41.55 ± 0.06 41.68 ± 0.06 42.6 42.3 40.5 41 2.1 1.3 14:00 41.78 ± 0.05 41.99 ± 0.05 42.8 42.8 41.2 41.6 1.6 1.2 16:00 41.95 ± 0.05 42.04 ± 0.06 42.7 42.8 41.2 41.4 1.5 1.4 18:00 41.97 ± 0.05 41.82 ± 0.06 42.5 42.7 41.3 41.1 1.2 1.6 Mean ± SEM 41.63 ± 0.06 41.64 ± 0.06 42.53 ± 0.07 42.43 ± 0.13 40.87 ± 0.13 40.90 ± 0.21 1.66 ± 0.12 1.53 ± 0.14

Table 4: Effect of Betamint® Administration on Diurnal Fluctuations in Cloacal Temperature (°C) of Pullets (n = 25) during the Hot-dry Season.