The Effects of Different Levels of Dried Aerial Parts Powder and Extract of Pennyroyal­ (Mentha pulegium) Medicinal Plant on Performance, Egg Quality, Blood Biochemical and Immunity Parameters of Laying Hens

نویسندگان

  • A. Nobakht Department of Animal Science, Maragheh Branch, Islamic Azad University, Maragheh, Iran
  • F. Mazlum Department of Animal Science, Maragheh Branch, Islamic Azad University, Maragheh, Iran
  • J. Paymard Department of Animal Science, Maragheh Branch, Islamic Azad University, Maragheh, Iran
  • M. Moghaddam Department of Animal Science, Maragheh Branch, Islamic Azad University, Maragheh, Iran
چکیده مقاله:

This experiment was conducted to evaluate the effects of different levels of dried aerial parts powderand extract of pennyroyal­ (Mentha pulegium) medicinal plant on performance, egg traits, blood biochemical and immunity parameters of laying hens. Two-hundred-fifty-two Hi-line (W36 strain) laying hens from 46 until 58 weeks of age were used in a completely randomized design in 7 treatments and 3 replicates (12 birds per replicate). The treatment groups consisted of a control group (1) with no dried aerial parts powder or extract of pennyroyal­ supplementation, and experimental groups 2, 3 and 4 contained 0.5%, 1% and 1.5% of pennyroyal­ powder respectively, whereas experimental groups 5, 6 and 7 contained 0.1%, 0.2% and 0.3% of pennyroyal­ extract, respectively. Using different levels and forms of pennyroyal­ significantly affected the performance, egg traits, blood biochemical and immunity parameters of laying hens (P

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the effects of different levels of dried aerial parts powder and extract of pennyroyal­ (mentha pulegium) medicinal plant on performance, egg quality, blood biochemical and immunity parameters of laying hens

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عنوان ژورنال

دوره 3  شماره 3

صفحات  589- 594

تاریخ انتشار 2013-09-01

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