Correlated Parameters Correlation Coefficients   Experimental Pullets (n = 25) Control Pullets (n = 25) Dry-Bulb Temperature and Feed Consumption 0.899*** - 0.539* Dry-Bulb Temperature and Water Intake 0.495* 0.971*** Relative Humidity and Cloacal Temperature - 0.241NS - 0.147NS Relative Humidity and Feed Consumption - 0.694** 0.795** Relative Humidity and Water Intake - 0.167NS - 0.994*** Temperature-humidity Index and Feed Consumption - 0.130NS - 0.142NS Temperature-humidity Index and Water Intake 0.422NS 0.209NS Temperature-humidity Index and Cloacal Temperature - 0.034NS 0.269NS Cloacal Temperature and Feed Consumption 0.866*** 0.483* Cloacal Temperature and Water Intake -0.067NS 0.253NS

* = Significant (P < 0.05) correlation; ** = Highly significant (P < 0.01) correlation; *** = Very highly significant (P < 0.001) correlation; NS = Non-significant correlation

Table 5: Relationships between Thermal Environmental Parameters and Cloacal Temperature, Feed Consumption and Water Intake in Experimental and Control Pullets during the Hot-dry Season.