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Iranian Journal of Veterinary Research، جلد ۷، شماره ۴، صفحات ۲۳-۲۶
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عنوان انگلیسی Effect of ewe breed on the reaction time and semen characteristics in the ram
چکیده انگلیسی مقاله The aim of this study was to determine the effect of ewe breed on the reaction time and semencharacteristics in the ram. For this purpose, from the native sheep breeds in Iran, seven Lory rams and fourewes (two Lory and two Ghezel breeds) were selected. Seven rams were individually subjected to 4 weeklytrials in which one of the following two treatments was applied alternately. All of rams were scheduled twiceweekly to introduce with the same (Lory) and different (Ghezel) ewe breed individually. In each session, thereaction time and number of mounts before ejaculation were recorded. At two another sessions per week,sperm evaluation was performed in each group after collection of semen by artificial vagina. When the bothbreeds of the ram and ewe were the same, the mean of reaction time, number of mounts, ejaculation volume, sperm concentration and sperm viability were 44.6 sec, 2.7, 0.97 ml, 4.49 × 109 sperm/ml and 88.9%, respectively and when the breeds were different, the means were 61.5 sec, 2.9, 1.0 ml, 4.52 × 109 sperm/ml and 88.4%, respectively. The reaction time was significantly lower in the first group (P
کلیدواژه‌های انگلیسی مقاله Ewe breed,Lory ram,Semen characteristics
نویسندگان مقاله a خردمند |
department of clinical sciences, college of veterinary medicine, university of lorestan, khorram abad, iran
سازمان اصلی تایید شده: دانشگاه لرستان (Lorestan university)

h بابایی |
department of clinical sciences, faculty of veterinary medicine, shahid bahonar university of kerman, kerman, iran
سازمان اصلی تایید شده: دانشگاه شهید باهنر (Shahid bahonar university)

نشانی اینترنتی http://ijvr.shirazu.ac.ir/article_2630_4ae432bd0ab9584d31c74c1a64921ec0.pdf
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