Abstract
This experiment was carried out at hatcheries and laboratories of Animal Production Department - College of Agricultural Sciences - University of Sulaymaniyah, by using 240 fertilized egg (Ross 308), distributed to four treatments,T1= first treatment control treatment without hearing any sound, T2= second treatment hearing the hen call , T3= treatment third hearing chicks hatched call and T4= treatment fourth hearing chick with hen call, each treatment divided to three replicates and each repeater 20 eggs, hearing the sound from the age of 5 days form incubation and until the day of hatching, the sound was given for a period of 15 minutes per hour in 24 hours, the results showing: significantly (P≤0.01) improvement in embryonic development traits for all experimental treatments in embryonic test second and third compared with the control treatment, significantly (P≤0.01) improvement in the quality specifications for the hatching muscle and histological test for all experimental treatments compared with control treatment.
Publisher
University of Baghdad - College of Agriculture
Subject
General Agricultural and Biological Sciences,Animal Science and Zoology,Food Science,Horticulture,General Environmental Science,General Veterinary,Food Animals
Cited by
5 articles.
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