the effect of rosemary hydro-alcoholic (rosmarinus officinalis l.) extract on performance and egg quality in laying hens

نویسندگان

حیدر زرقی

استادیار گروه علوم دامی، دانشکدة کشاورزی، دانشگاه فردوسی مشهد ابوالقاسم گلیان

استاد گروه علوم دامی، دانشکدة کشاورزی، دانشگاه فردوسی مشهد حسن کرمانشاهی

استاد گروه علوم دامی، دانشکدة کشاورزی، دانشگاه فردوسی مشهد

چکیده

this experiment was conducted to evaluate the effects using of different levels of rosemary hydro-alcoholic extract (rosmarinus officinalis l.) on productive performance and egg quality indicators, in laying hens. the levels of rosemary hydro-alcoholic extract in this experiment were 0, 500, 1000 and 1500ppm. this experiment was conducted in a blok completely randomized design with 160 “hy-line-w36” laying hens in 4 treatments and 4 replicate (with 10 hens in each replicate) from 29 until 38 weeks of age. the results showed that the using of different levels of rosemary hydro-alcoholic extract had significantly effects on some parameters of performance and egg traits in laying hens (p

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عنوان ژورنال:
علوم دامی ایران

جلد ۴۶، شماره ۱، صفحات ۱-۸

کلمات کلیدی
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