Document Type : Research Paper
Abstract
This experiment was conducted in the poultry field of Kusar_Irbil Company, to study the effect
of using the local mint leaf powder compared with vitamin C to decrease thermal stress and its
effect on the production performance of the broiler from 23/7/2021 to 2/9/2021. The chicks
weight rate (35+3). Chicks were distributed randomly to seven treatments, 4 replicates for eachThe mint leaves powder and vitamin C were added to the diet from the 2 to 6 weeks of age. The
treatments were: T1 control without any addition, T2,T3 and T4 addition of 1g, 2g and 3g mint
leafs powder /kg feed,T5 mint leaves 1g/kg with vitamin C 25mg/kg feed T6 added mint leaves
2g/kg mint leaves with vitamin25 mg/kg feed, added 2 mg/kg feed. T7 mint leaves at a rate of 3
g/kg with vitamin25 c mg/kg feed.
results showed a there are a significant difference (p<0.05) between the additive treatments,
and control in body weight rate, the weight gain, and food conversation between all treatments
and for T3 in most weeks. As for the consumption it is noted that there has been a moral decline
in favor of the T2 and T7.
Main Subjects