نتایج جستجو برای: ewes were injected 400 iu of ecg at the time of cidr removal. the ewes of third group received 400 iu of ecg and 1 ml pgf2α at the time of cidr removal. the ewes of forth group received 400 iu of ecg at the time of cidr removal and 1 ml gnrh in 14th day. the ewes of fifth group were received 400 iu of ecg and 1 ml pgf2α at the time of cidr removal and 1 ml gnrh in 14th day. all ewes were inseminated 54 hours after cidr removal. results showed that heat rate was higher in hormone treated groups than control group (p

تعداد نتایج: 27101915  

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 علامه طباطبایی 1389

this study was an attempt to investigate the effect of using c-test passages on the reading comprehension and incidental vocabulary learning of iranian intermediate efl learners. the participants were 60 male efl learners at kish mehr institute in garmsar. in fact, there were two groups, an experimental group and a comparison group with 30 students in each. the participants were pretested throu...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده علوم انسانی 1390

this study was an attempt to investigate the effect of subtitling on vocabulary learning among iranian intermediate students. to find the homogeneity of the groups, tofel test was administered to student in kish mehr institute in garmsar. after analyzing the data, 60 participants (female students) who scored within the range of one standard deviation above and below the mean, were selected as h...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1389

introduction: diabetes mellitus is an growing national and international public health concern. the number of people affected by diabetes in world by 2030 will be 69% in developing countries. regular physical activity plays a key role in the management of type 2 diabetes melitus, particularly glycemic control. it has been recommended that peoples with type 2 diabetes participate in moderate-int...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1387

this study was designed to investigate the impacts of teachers self-disclosure on students foreign language classroom anxiety, attitude to english language learning and their achievement scores at the end of the term. there were 48 female learners of intermediate level. they were not randomly selected. there were one experimental group with 21 students and one control group with 27 students.the...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده زبانهای خارجی 1389

this study was conducted to investigate the impact of portfolio assessment as a process-oriented assessment mechanism on iranian efl students’ english writing and its subskills of focus, elaboration, organization, conventions, and vocabulary. out of ninety juniors majoring in english literature and translation at the university of isfahan, sixty one of them who were at the same level of writing...

This experiment was carried out on 123 Farahani ewes from a herd in Delijan city in Markazi province of Iran to determine the best short-term method for oestrus synchronization. Ewes were divided into five experimental groups randomly: group 1) use of controlled intervaginal drug release devices (CIDR) for 7 days with intramuscular (IM) injection of PGF2α on zero day and IM injection of 500 IU ...

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