oa Agroanimalia - Thyroid activity of broiler breeder pullets fed diets differing in protein and energy content

Volume 5, Issue 3
  • ISSN : 0302-7104



In an experiment designed to control the rate of growth of broiler breeder replacement pullets, a total of 360 White Plymouth Rocks was subjected to twelve dietary treatments fed ad libitum from five to 22 weeks of age. At 12, 17 and 22 weeks of age a representative sample of birds from each treatment was sacrificed, their thyroid glands were removed, and their carcasses were analysed for water, protein and fat.

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