Pretraživanje
Prikaz rezultata 1-2 od 2
The effect of genetic and non-genetic factors on production traits of Simmental cows / Uticaj genetskih i negenetskih faktora na proizvodne osobine krava simentalske rase
(Institute for Animal Husbandry, Belgrade, 2014)
This study covered 737 controlled first calving Simmental cows with, lactations concluded within one year. All first calving animals were on the farms of individual farmers in the municipalities of Kragujevac and Mladenovac. ...
Variability of the number of live-born piglets under the influence of female genotype, year of farrowing and parity
(Proceedings of the 13th International Symposium Modern Trends in Livestock Production October 6 — 8, 2021, Belgrade, Serbia, 10-2021)
The aim of this study was to determine the influence of sow genotype, year of farrowing and parity on the number of live-born piglets. Fertility traits of sows were tested during fourteen years (from 2007 to 2020) in one ...