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AbstractFull Text

A study was conducted with cows of Holstein-Friesian breed. It includes 152 number of animals separated and aligned into groups according to sequence and number of lactations. We trace the following reproductive parameters: age of mating, calving age, length of service and independents period,...

Author(s)
Popov, G.; Shindarska, Z.; Ralchev, I.
Publisher
Agricultural Academy of Bulgaria, Sofia, Bulgaria
Citation
Zhivotnov'dni Nauki / Bulgarian Journal of Animal Husbandry, 2016, 53, 1/2, pp 25-33
AbstractFull Text

The aim of the present study was to determine the reproductive response of buffaloes with ovarian inactivity of Bulgarian Murrha breed, after use of PRID Delta based therapy in non breeding season. The study was carried out on 45 Bulgarian Murrha buffaloes without detected clinical estrus from...

Author(s)
Atanasov, A.
Publisher
Lesotekhnicheski Universitet, Sofia, Bulgaria
Citation
Sbornik Dokladi ot Nauchnata Konferentsiya: Traditsii i S'vrenmennost v'v Veterinarnata Meditsina, 2013, 2013, pp 109-118
AbstractFull Text

The aim of this study was to establish the effectiveness of transabdominal ultrasonography for early pregnancy diagnosis and determination fetus number of ewes from Synthetic Population Bulgarian milk. The experiment was carried out with 28 ewes, at the age of 3 to 5 years old. In the period...

Author(s)
Metodiev, N.; Ralchev, I.; Dimov, D.; Raicheva, E.
Publisher
Lesotekhnicheski Universitet, Sofia, Bulgaria
Citation
Sbornik dokladi ot nauchnata konferentsiya: Traditsii i s'vrenmennost v'v veterinarnata meditsina, 2010, 2010, pp 91-97
Abstract

In 1995, a hormonal protocol was introduced that precisely synchronizes the timing of ovulation in lactating dairy cows (Hoard's Dairyman, August 25, 1995). Because this protocol synchronizes ovulation rather than estrus, it was called Ovsynch, and it is now commonly referred to by that name....

Author(s)
Todorova, T.; Petrov, P.; Todorov, I.
Publisher
Agricultural Academy, Sofia, Bulgaria
Citation
Zhivotnov'dni Nauki, 2011, 48, 1, pp 68-72
Abstract

The experiment was conducted to determine the effects of out-of-season melatonin treatment on mature Ile de France ewes (n=250). The ewes received melatonin implants on 1 June and after 30 days, rams with aprons were introduced into the flock to induce a ram effect and to identify the ewes in...

Author(s)
Bonev, G.; Yotov, S.
Publisher
National Centre for Agrarian Sciences in Bulgaria, Sofia, Bulgaria
Citation
Zhivotnov'dni Nauki, 2008, 45, 5, pp 80-83
Abstract

ADAOGLU, A. [Artificial insemination of sheep in Turkey]: 545-547. AIKANLI, A. R. [Sheep and goat breeding in Turkey. Problems and their solution]: 191-196. BALEVSKA, R. [Conditions and general trends in the development of sheep breeding in Bulgaria]: 7-16. BALEVSKA, R. [Correlations between main...

Author(s)
Bratanov, K.; Balevska, R.; Tanev, I.
Publisher
Izdatel'stvo na B"lgarskata Akademiya na Naukite, Sofia, Bulgaria
Citation
Simpozium po ovtsev"dstvo na balkanskite strani, 29.V.-1. VI. 1967, Ruse., 1970, pp 563 pp.

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