effect of epinephrine and bromocriptine on ovary folliculogenesis and productive traits of laying hens
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abstract
an experiment was conducted to study the effect of epinephrine (ep) and bromocriptine (br) on productive traits of laying hens. thirty white leghorn hens, 50 weeks old, were divided into three equal treatments (with 10 hens for each treatment): control, physiological serum (0.5 ml/hen/week), ep (0.5 ml/hen/week) and br (100 g/kg of body weight (bw); w/v in absolute alcohol). hens were injected once a week for 10 weeks. at the end of the experimental period, all hens were killed by decapitation. ovaries, oviducts and ovarian follicles were examined. ovary folliculogenesis was affected (p
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Effect of Epinephrine and Bromocriptine on Ovary Folliculogenesis and Productive Traits of Laying Hens
An experiment was conducted to study the effect of Epinephrine (EP) and bromocriptine (BR) on productive traits of laying hens. Thirty White Leghorn hens, 50 weeks old, were divided into three equal treatments (with 10 hens for each treatment): control, physiological serum (0.5 mL/hen/week), EP (0.5 mL/hen/week) and BR (100 g/kg of body weight (BW); w/v in absolute alcohol). Hens were injected ...
full textEffect of Epinephrine and Bromocriptine on Ovary Folliculogenesis and Productive Traits of Laying Hens
Egg production rate is a positive economical factor in commercial laying hens. In egg industry, the only source of income is the number and weight of eggs laid in a laying cycle, therefore, researchers have been trying to find approaches to increase the egg number in each laying cycle. In general, a hen lays eggs in clutches with a pause of one or a few days in between the clutches (pause days)...
full texteffect of seed priming and irrigation regimes on yield,yield components and quality of safflowers cultivars
این مطالعه در سال 1386-87 در آزمایشگاه و مزرعه پژوهشی دانشگاه صنعتی اصفهان به منظور تعیین مناسب ترین تیمار بذری و ارزیابی اثر پرایمینگ بر روی سه رقم گلرنگ تحت سه رژیم آبیاری انجام گرفت. برخی از مطالعات اثرات سودمند پرایمینگ بذر را بر روی گیاهان مختلف بررسی کرده اند اما در حال حاضر اطلاعات کمی در مورد خصوصیات مربوط به جوانه زنی، مراحل نموی، عملکرد و خصوصیات کمی و کیفی بذور تیمار شده ژنوتیپ های م...
the effect of explicit teaching of metacognitive vocabulary learning strategies on recall and retention of idioms
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15 صفحه اولlexical decomposition awareness and its effect on delayed receptive and productive recognition and recall of vocabulary knowledge of morphologically complex english words: an iranian efl context
abstract lexical knowledge of complex english words is an important part of language skills and crucial for fluent language use (nation, 2001). the present study, thus, was an attempt to assess the role of morphological decomposition awareness as a vocabulary learning strategy on learners’ productive and receptive recall and recognition of complex english words. so 90 sophomores (female and ma...
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Journal title:
iranian journal of applied animal sciencePublisher: islamic azad university - rasht branch
ISSN 2251-628X
volume 4
issue 2 2014
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