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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
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