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Abstract

The aim of this study was the investigation of the breeding season effect on the kinematic and main spermatological parameters of the rams from Synthetic Population Bulgarian Milk sheep breed (SPBM), new Bulgarian breed certificated in 2005. The experiment was carried out with seven rams. Two...

Author(s)
Abadjieva, D.; Chervenkov, M.; Stefanov, R.; Metodiev, N.; Kistanova, E.; Kacheva, D.; Raycheva, E.
Publisher
Agricultural Academy - Bulgaria, Sofia, Bulgaria
Citation
Bulgarian Journal of Agricultural Science, 2014, 20, 4, pp 967-972
Abstract

The purpose of the studies is to determine the extent of response of Synthetic Population Bulgarian Milk Sheep to the "ram effect" and the possibility of non-hormonal synchronization of fertilization. An experiment has been carried out for four years with three flocks in one farm. Ewes were below...

Author(s)
Todorov, N.; Nedelkov, K.; Kolev, A.; Marinkov, T.
Publisher
Agricultural Academy, Sofia, Bulgaria
Citation
Zhivotnov'dni Nauki, 2011, 48, 3, pp 8-15
Abstract

In Bulgaria no experiments have been conducted to study the response rate of local breeds to the "ram effect". The aim of the present study was to compare the degree of synchronization of oestrus by using the "ram effect" in some of the widely distributed sheep breeds in Bulgaria. For this purpose...

Author(s)
Nedelkov, K.; Todorov, N.; Girginov, D.; Simeonov, M.
Publisher
Agricultural Academy - Bulgaria, Sofia, Bulgaria
Citation
Bulgarian Journal of Agricultural Science, 2015, 21, 1, pp 189-192
Abstract

Studies have been conducted on the protection mechanism of selected by chromatography seminal plasma proteins on the molecular changes of the plasma membrane (PM), motility and survival rate of ram sperm in order to develop an effective biotechnology for artificial insemination (IS). By fixed three ...

Author(s)
Dimov, G.; Ivanova, M.; Tanev, L.
Publisher
Agricultural Academy, Sofia, Bulgaria
Citation
Zhivotnov'dni Nauki, 2011, 48, 2, pp 14-25
AbstractFull Text

The purpose of present study was to determine the possibility and degree of synchronization of estrus by the "ram effect" in West Balkan Mountain sheep breed. An experiment has been carried out for three years and covers a total of 902 ewes aged 18 months to 6 years old. In each flock of 150-180...

Author(s)
Nedelkov, K.; Todorov, N.; Kolev, A.; Marinkov, T.
Publisher
Faculty of Agriculture, Trakia University, Stara Zagora, Bulgaria
Citation
Agricultural Science and Technology, 2011, 3, 1, pp 13-20
Abstract

The aim of this work was to study the effect of combined treatment of the salt free-salt diet and ram effect on main reproductive traits of ewes in different ages from the Synthetic Population Bulgarian Milk at the beginning of breeding season. The experiment was carried out with 107 ewes (in that...

Author(s)
Metodiev, N.; Raicheva, E.; Ralchev, I.
Publisher
Agricultural Academy - Bulgaria, Sofia, Bulgaria
Citation
Bulgarian Journal of Agricultural Science, 2010, 16, 6, pp 788-793
Abstract

At the Experimental Station in Razgrad, Bulgaria, 20 and 493 Askanian ewes were inseminated intrauterinely by laparoscopy with frozen-thawed semen from Booroola and Australian Merino (AM) rams respectively during 12-21 July 1988. All ewes were previously synchronized for oestrus and ovulation using ...

Author(s)
Boikovski, St.; Grozev, G.; Tzvetanov, V.
Citation
Bulgarian Journal of Agricultural Science, 1998, 4, 6, pp 827-830
Abstract

The Meeting was held on 2lst-3Oth May 1962 at Moscow.
ABHIPOVEC, A. I. [The effect of accessory-gland secretions on spermatozoal survival in preserved boar semen]: 426-432
ASLANJAN, M. M. [The effect of artificial insemination in increasing the breed characteristics and productivity of sheep in the ...

Author(s)
A. S. Vsjakih.
Citation
Moscow: Seljhozizdat., 1963, pp 444 pp.
Abstract

Author(s)
Bakurjiev, K.; Krustev, H.
Publisher
Polish Academy of Sciences., Krakow, Poland
Citation
Proceedings, VIIIth International Congress on Animal Production and Artificial Insemination, Krakow, 1976. Volume IV., 1976, pp 679-682
Abstract

BONADONNA, T. La zootecnia dell'Italia Meridionale ed Insulare e la fecondazione artificiale. [Zootechnics in southern Italy and the islands and artificial insemination]: 23-32. MAROSFY, L. Osservazioni intorno alia raccolta di sperma equino. [Observations on semen collection from horses]: 33-35....

Publisher
Milano : A. Milesi e Figli.,
Citation
Fiera per lo Sviluppo Autarchico dell'Agricoltura Italiana, Foggia-25-30 maggio 1940-XVIII. Atti della IIa Adunata Nazionale dei Veterinari per la Fecondazione Artificiale, 25-26 maggio 1940-XVIII., 1940, pp viii + 328 pp.

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