ПОРІВНЯЛЬНІ ОЦІНКИ БУДОВИ ТІЛА ТА ПОКАЗНИК ЕКСТЕР'ЄРУ БИКІВ РІЗНИХ МОЛОЧНИХ ПОРОД
DOI:
https://doi.org/10.37406/2706-9052-2021-1-4Ключові слова:
Bulls; Ukrainian black-and-white dairy; Ukrainian red-and-white dairy; breed; exterior; constitution; indices of body.Анотація
ПОРІВНЯЛЬНІ ОЦІНКИ БУДОВИ ТІЛА ТА ПОКАЗНИК ЕКСТЕР'ЄРУ БИКІВ РІЗНИХ МОЛОЧНИХ ПОРОД
Посилання
Lishchuk, S.G. (2014). Selection-genetic and biological features of Ukrainian black-spotted and red-spotted dairy breeds in the conditions of Podillya. Cattle of Ukraine, 12. Retrivied from http://www.irbis-nbuv.gov.ua/cgibin/ irbis_nbuv/cgiirbis_64.exe?C21COM=2&I21DBN=UJRN&P21DBN=UJRN&IMAGE_FILE_DOWN LOAD=1&Image_file_name=PDF/TvUkr_2014_12_8.pdf.
Siratsky, J.Z., & Fedorovich, E.I. (2002). Formation of meat productivity in bulls of Ukrainian black-and-white dairy breed. Bulletin of Agrarian Science, 12, 31.
Schoonmaker, J. P., Loerch, S. C., Fluharty, F. L., Zerby, H. N., & Turner, T. B. (2002). Effect of age at feedlot entry on performance and carcass characteristics of bulls and steers. J. Anim. Sci., 80, 2247.
Yefimenko, S.T. (1996). Productivity and some features of the exterior of red-spotted dairy cows. Mater. scientific-production conf. “New methods of selection and reproduction of highly productive breeds and types of animals”. Кyiv: Ас. "Ukraine".
Hammond, K., Leitch H. (1996). The FAO global programm for the management of farm animal genetic resourses. In: Biotechnology's role in the genetic improvement of farm animals. Savoy: Amer. Society of Anim. Sci., P. 405-425.
Plokhinsky, N.A. (1956). Direction by zootechnician. Moskow: Kolos.
Germanchuk, S.G. Mayboroda, М.М. (2000). Dairy management system "ORSEK-Ukraine". Problems of animal husbandry development, 2, 46-48.
Long, T.E., Johnson, R.K. Keele, J.W. (1991). Еffect of selection of data on estimates of breeding values by three methods for litter size, backfat, and average daily gain in соw. J.Anim. Sci., 69, 2787.
Mc. Entel K. (1958). Pathological conditions in old bulls with impaired fertility. J. Amer Veterin. med Ass, 132, 328-331.
Amin, A., Toth, S., Gere, T., & Gere, S. (2000). Relationships between milk production and duration of productive and reproductive periods in different selections indices. Godollo: Bull, of the Szent. Istvan. Univ. P. 195-206.
