Nowadays, due to the current economic situation in Republic, sheep breeding of Belarus is developing intensively, since there a need for mutton global market. In some regions, work already underway create promising herd with high meat productivity. An obligatory element activities evaluation stud rams quality progeny, accuracy which determines effectiveness selection process. The article contai...

This study was conducted to describe the dose-response curve relating the concentration of carotenoid pigments in plasma and reflectance spectrum characteristics of fat to the carotenoid intake level in sheep, and to investigate the extent to which incorporation of dehydrated alfalfa in the diet affects the reliability of the discrimination between concentrate-fed and pasture-fed lambs based on...

Relevance and methods . For molecular genetic analysis, samples taken from Romanov sheep in micro-populations of the Yaroslavl region ear by pluck were isolated. Polymorphism genes type 3 protein that inhibits insulin-like growth factor (IGFBP-3), hormone (Gh), calpastatin (CAST) was studied. A selection assessment live weight indicators age periods, depending on genotype, carried out. Results ...

Published in 2020, The Belgorod Line. History. Fortification. People, a book by Andrey Papkov, Nikolay Petrukhintsev, and Dmitry Khitrov is the first attempt to understand update modern achievements studying authors reveal historical specifics behind construction of this military-defensive line broad context seventeenth century. They show background events (before 1635), building process, socia...