The progesterone treatment on "Repeat Breeding Cow"
نویسندگان
چکیده
منابع مشابه
Effects of season on plasma progesterone profiles in repeat breeding cows
Forty six Holstein Friesian repeat breeding cows (the average AI/conception was 5.2 ± 0.2) were investigated using the progesterone assay after AI to determine possible differences in plasma progesterone profiles between summer and winter seasons. Twenty eight (60.9%) and 18 (39.1%) cows were followed in summer (June–August) and winter (December–February), respectively. In the summer season, th...
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The present study was undertaken to examine the efficacy of a treatment regime using a controlled internal drug release (CIDR) device in conjunction with injections of gonadotropin releasing hormone (GnRH) and prostaglandin F2α (PGF2α) on conception rate of repeat-breeding Iraqi buffaloes. Data were collected from 100 buffaloeswith repeat breeding in Ninevehprovince housed at six private dairy ...
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This study was carried out to see whether the uteri of dairy cows suffering from repeat breeder syndrome are infected with bacteria or not. Furthermore, the efficacy of intra-uterine infusion of diluted Lugol’s iodine to treat this syndrome was tested by studying two reproductive traits, the rate of service per conception and the length of the days open (DO). Sixty cross-bred dairy cows that we...
متن کاملEnvironmental effects on progesterone profile measures of dairy cow fertility.
Environmental effects on fertility measures early in lactation, such as the interval from calving to first luteal activity (CLA), proportion of samples with luteal activity during the first 60 days after calving (PLA) and interval to first ovulatory oestrus (OOE) were studied. In addition, traditional measurements of fertility, such as pregnancy to first insemination, number of inseminations pe...
متن کاملUltrasonographic diagnosis of the retained semen straw in the uterus of a repeat breeder cow
A 6-year-old lactating Holstein cow with a history of repeat breeding syndrome (failed to conceive afterthree artificial inseminations (AI) with fertile semen) was referred to the Veterinary Teaching Hospital of theSchool of Veterinary Medicine, Shiraz University. According to the history, neither abnormal clinical signs,nor uterine discharge had been observed subsequent to AI. The cow had show...
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ژورنال
عنوان ژورنال: The Japanese journal of animal reproduction
سال: 1959
ISSN: 0453-0551
DOI: 10.1262/jrd1955.5.27