Histological and Ultrasonographic Monitoring of Folliculogenesis in Puerperal Ewes after Spring Lambing
نویسندگان
چکیده
منابع مشابه
The Stimulation of Fertile Oestrus following Spring Lambing in Machine Milked Border Leicester X Merino Ewes
Groups of adult lactating Border Leicester cross Merino ewes which had lambed in the spring and had been milked mechanically after the lambs had been weaned at birth, were joined with Dorset Horn rams approximately 60 days after parturition. The ewes had been treated with progestogen sponges and pregnant mare’s serum gonadotrophrin (750 and 1500 I.U.) prior to the time of first or second expect...
متن کاملLambing date and lamb production of spring-mated Rambouillet, Dorset and Finnsheep ewes and their F1 crosses.
The reproductive performance of 255 Rambouillet (R), Dorset (D), Finnsheep (F) and F1 ewes born in 1978-1979 (group I) and 1979-1980 (group II) and managed in a semiconfinement fall/winter lambing system was evaluated through 4 yr of age of all ewes and through 5 yr for a portion of group I ewes. Ewes were with rams from approximately May 1 to late September each year, with a 2-wk break late in...
متن کاملLambing performance of Morlam and Dorset ewes under accelerated lambing systems.
Two accelerated lambing systems, Morlam using Morlam sheep (USDA, Beltsville 1966 to 1975) and Camal using Dorset ewes (Cornell 1978 to 1981), were evaluated for first lambing ages, interlambing intervals and conception probabilities. Morlam ewes were continuously exposed to rams over the year, while Camal Dorset ewes were exposed every other month. Morlam lambs were mated as early as 367 d of ...
متن کاملeffect of bataine and sulphate supplement on wool and milk characteristics and lambs performance in naine ewes
تعداد 20 رأس میش نژاد نائینی 6+-24 ماهه، با میانگین وزن 2/3-+40 کیلوگرم، همراه با 20 رأس بره های آنها در قالب طرح کاملا تصادفی اثر بتائین و مکمل سولفات بر خصوصیات شیر و پشم و عملکرد بره ها بررسی شد. میش ها بطور تصادفی در چهار تیمار قرار گرفتند. تیمارها عبارت بودند از: 1-گروه شاهد 2-بتائین (05/0 درصد ماده خشک) 3-سولفات (24/0 سولفور درصد ماده خشک 4-بتائین هرماه با سولفات. جیره غذائی طبق nrc با مح...
15 صفحه اولInfluence of Nutritional Management on Folliculogenesis in Ewes
In sheep, follicle populations are very responsive to dietary intake. Definitions of effect of nutrition on ovulation rate have been identified 1) static effect, 2) dynamic effect and 3) immediate effect. An example of the immediate effect is short-term lupin grain supplementation for 4-6 days during the end of luteal phase prior to ovulation. This treatment increases the number of follicles an...
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ژورنال
عنوان ژورنال: Acta Veterinaria Brno
سال: 2008
ISSN: 0001-7213,1801-7576
DOI: 10.2754/avb200877010065