The aim of the present study. To make analysis of reproductive features and factors influencing these features in the black & white cattle population in Lithuania. Novelty of the study: First is made the exhausting analysis of reproductive features in the black & white cattle population in Lithuania; first are investigated factors influencing reproductive features in the black & white cattle population in Lithuania. Estimated relations of correlation between reproductive features and productivity. Practical significance of the study. Influence of genetic and non-genetic factors on reproductive features in the black & white cattle population in Lithuania, correlation of reproductive features, and relations of reproductive features and productivity are investigated. In concordance with these results, in development breeding programs of the dairy cattle, it is necessary to add selection of reproductive features. Are corrected ranges of reproductive features which can be used when will be prepares data for an estimation of breeding values of the reproductive features of the black & white cattle population.
| Identifer | oai:union.ndltd.org:LABT_ETD/oai:elaba.lt:LT-eLABa-0001:E.02~2005~D_20051122_144816-51749 |
| Date | 22 November 2005 |
| Creators | Petraškienė, Rasa |
| Contributors | Klimienė, Asta, Tarvydas, Vytautas, Jukna, Česlovas, Bakutis, Bronius, Sederevičius, Antanas, Aniulis, Eugenijus, Miceikienė, Ilona, Lithuanian Veterinary Academy |
| Publisher | Lithuanian Academic Libraries Network (LABT), Lithuanian Veterinary Academy |
| Source Sets | Lithuanian ETD submission system |
| Language | English |
| Detected Language | English |
| Type | Doctoral thesis |
| Format | application/pdf |
| Source | http://vddb.library.lt/obj/LT-eLABa-0001:E.02~2005~D_20051122_144816-51749 |
| Rights | Unrestricted |
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