نتایج جستجو برای: pgf2α and gnrh hormone on improvement of reproduction performance of cidr synchronized zandi ewes in breeding season. 500 ewes with age of 2.5

تعداد نتایج: 26786572  

Journal: :علوم دامی ایران 0
ابوالحسن صادقی پناه استادیار بخش مدیریت پرورش دام و طیور، مؤسسۀ تحقیقات علوم دامی کشور، حیدرآباد، کرج رضا مسعودی پژوهشگر دورۀ پسادکتری، گروه علوم دامی، پردیس کشاورزی و منابع طبیعی دانشگاه تهران، کرج حمید ناییجیان کارشناس ارشد، دانشگاه آزاد اسلامی، واحد علوم و تحقیقات، باشگاه پژوهشگران جوان و نخبگان، تهران عباس اکبری شریف مربی، ایستگاه پرورش و اصلاح نژاد گوسفند نژاد زندی، پیشوا، ورامین

the aim of this study was to determine the effects of ecg, pgf2α and gnrh hormone on improvement of reproduction performance of cidr synchronized zandi ewes in breeding season. 500 ewes with age of 2.5-4 years and same nutritional condition were selected for this study and received cidr for 12 days. then these ewes were assigned to five equal groups. first group received no hormone (control gro...

A. Hosseinzadeh Aski A. Zare Shahneh E. Dirandeh H. Sadeghipanah R. Masoudi, S. Asadzadeh

In this study, we aimed to investigate reproductive performance in estrus-induced Zandi ewes treated with equine chorionic gonadotrophin (eCG) injection in combination with prostaglandin F2α (PGF2α)and gonadotrophin releasing hormone (GnRH) during non-breeding season. The estrous cycle was synchronized using controlled internal drug release (CIDR) for 12 days. The ewes were randomly assigned to...

Journal: :archives of razi institute 0
a. hosseinzadeh aski department of animal science, faculty of veterinary, islamic azad university, ghaemshahr branch, ghaemshahr, iran r. masoudi department of animal science, faculty of agriculture and natural resources, university of tehran, karaj, iran a. zare shahneh department of animal science, faculty of agriculture and natural resources, university of tehran, karaj, iran s. asadzadeh department of animal science, faculty of veterinary, islamic azad university, ghaemshahr branch, ghaemshahr, iran e. dirandeh department of animal science, sari university of agricultural sciences and natural resources, sari, iran h. sadeghipanah animal science research institute, karaj, iran

in this study, we aimed to investigate reproductive performance in estrus-induced zandi ewes treated with equine chorionic gonadotrophin (ecg) injection in combination with prostaglandin f2α (pgf2α)and gonadotrophin releasing hormone (gnrh) during non-breeding season. the estrous cycle was synchronized using controlled internal drug release (cidr) for 12 days. the ewes were randomly assigned to...

Journal: :archives of razi institute 0
a. hosseinzadeh aski department of animal science, faculty of veterinary, islamic azad university, ghaemshahr branch, ghaemshahr, iran r. masoudi department of animal science, faculty of agriculture and natural resources, university of tehran, karaj, iran a. zare shahneh department of animal science, faculty of agriculture and natural resources, university of tehran, karaj, iran s. asadzadeh department of animal science, faculty of veterinary, islamic azad university, ghaemshahr branch, ghaemshahr, iran e. dirandeh department of animal science, faculty of agriculture, sari university of agricultural sciences and natural resources, sari, iran h. sadeghipanah animal science research institute, karaj, iran

in this study, we aimed to investigate reproductive performance in estrus-induced zandi ewes treated with equine chorionic gonadotrophin (ecg) injection in combination with prostaglandin f2α (pgf2α)and gonadotrophin releasing hormone (gnrh) during non-breeding season. the estrous cycle was synchronized using controlled internal drug release (cidr) for 12 days. the ewes were randomly assigned to...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده کشاورزی و منابع طبیعی 1392

the aim of the present study was to determine the in?uence of presence or absence of corpus luteum (cl) on hormonal and metabolites composition of follicular ?uid (ff) harvested from different sized follicles and its relationship with blood serum concentrations in sanjabi ewes. ovaries and blood samples were collected from 60 clinically healthy adult ewes (sanjabi breed) 1–3 years of age in dio...

Journal: :تحقیقات دامپزشکی 0
سید مجتبی موسوی علی سوخته زاری مهدی وجگانی

abstract: an investigation was under taken to evaluate the out of season reproduction performance of ewe. a flock consisting 119 ewes was synchronized via implementation cidr over a period of 12 days, following by injection of pmsg (400 iu). the ewes inseminated and divided to three experimental groups. group1: injection of gnrh (5ml) at day 12 post insemination, group 2: received cidr for 5 to...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1391

1. to determine whether difference in birth body mass influenced growth performance in pipistrellus kuhlii we studied a total of 12 captive-born neonates. bats were assigned to two body mass groups: light birth body mass (lbw: 0.89 ± 0.05, n=8) and heavy birth body mass (hbw: 1.35 ± 0.08, n=4). heavier body mass at birth was associated with rapid postnatal growth (body mass and forearm length) ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1392

abstract the present study deals with a comparison between reactive and pre-emptive focus-on-form in terms of application and efficiency. it was conducted in an intermediate english class in shahroud. 15 male learners participated in this research and their age ranged from 18 to 25. a course book, new interchange 3, and a complementary book were used. every session the learners gave lectures o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده ادبیات و علوم انسانی 1391

abstract governing was disorganized for years, when mongols attached to iran and it caused to clearing way for interference of mongols princes. dispatching of holaku to the west culminated in establishing iilkhanan government. holakus activities in destruction of abbaasis government and activities which shows his staying in iran, made force oulus juji to comparison against iilkhanis gover...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

regarding the ever evolving and improving world on different aspects of knowledge, the need to a worldwide communication would emerge stronger than ever before which calls for special attention on the judgments and best choices for intermediating between the nations. as the language skills for translation are tested separately from translation skills themselves, to assess translation skills pro...

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