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Abstract

In the present study, the effects of long and short acting GnRH analogues in Select-synch protocol on pregnancy rates in Holstein cows were investigated. Forty cows were used and divided into two groups randomly (n=20). In the first and second groups, animals received lecirelin acetate and...

Author(s)
İpek, F.; Demİral, Ö. O.; Abay, M.
Publisher
Erciyes University, Faculty of Veterinary Medicine, Kayseri, Turkey
Citation
Erciyes Üniversitesi Veteriner Fakültesi Dergisi, 2014, 11, 3, pp 183-190
Abstract

In the present study, the effectiveness of a modified ovulation synchronization technique was investigated in primiparous cows. In the study 84 primiparous Holstein cows were used as the animal material. Cows were randomly divided into two groups. In the first group (Group 1-control, n=43) animals...

Author(s)
Karyağdı, S. S.; Demİral, Ö. O.; Abay, M.
Publisher
Erciyes University, Faculty of Veterinary Medicine, Kayseri, Turkey
Citation
Erciyes Üniversitesi Veteriner Fakültesi Dergisi, 2014, 11, 3, pp 175-182
Abstract

The post-partum fertility of 270 imported pregnant heifers in Konya province, Turkey, was evaluated. Type of parturition, pregnancy rate to AI and the aetiology of infertility were investigated using rectal palpation and ultrasonography in the 10th month after importation. The rates of normal...

Author(s)
Tekeli, T.; Erdem, H.; Uçar, M.; Aksoy, M.; Yenice, M.
Citation
Hayvancılık Araștirma Dergisi, 1998, 8, 1/2, pp 23-28
Abstract

Data are tabulated for 45 provinces on the numbers of inseminations carried out, and calving rates obtained, in 1949-64. In 1949 and 1963, 714 and 86, 227 cows resp. were inseminated, with calving rates of 69.0 and 62.4% resp. In 1964, 106, 673 cows were inseminated, representing 1.18% of cows and...

Author(s)
SEVÍNÇ, A.
Citation
Lalahan Zootekni Arastirma Enstitiusu Dergisi, 1966, 6, pp 78-106