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Phenotypic correlations of productive and reproductive traits of Simmental cows / Fenotipske korelacije proizvodnih i reproduktivnih osobina krava simentalske rase
(Institute for Animal Husbandry, Belgrade, 2007)
Research included 3.461 first calving Simmental cows in control, with lactations concluded within one year. All first calving cows were reared by private/individual farmers on the territory of the Republic of Serbia. ...
Fixed part of the model for breeding value estimation in pigs based on litter size / Fiksni deo modela za procenu priplodne vrednosti svinja na osnovu veličine legla
(Institute for Animal Husbandry, Belgrade, 2007)
The goal of this paper was to investigate the effect of various fixed effects on the number of born alive piglets in litter (NBA), based on results of Swedish Landrace sow fertility on three farms in Serbia, in order to ...
Phenotypic variability of fertility traits of pure breed sows in first three farrowings / Fenotipska varijabilnost osobina plodnosti čistorasnih krmača u prva tri prašenja
(Institute for Animal Husbandry, Belgrade, 2007)
Investigation of the phenotypic variability of fertility traits was performed on Swedish Landrace sows (926 sows) deriving from single herd in Serbia. Data was processed by method of least squares (Harvey, 1990), and ...
Genetic improvement of fertility in sheep by selection according to physiological parameters / Genetsko poboljšanje plodnosti ovaca selekcijom po fiziološkim kvantitativnim parametrima
(Institute for Animal Husbandry, Belgrade, 2007)
In this paper, fertility parameters of sheep are discussed and principles analyzed in order to obtain the optimal methods for their evaluation. Mathematical procedures for evaluation of genetic and phenotypic parameters ...