Претраживање
Приказ резултата 1-10 од 120
Changes of crude protein content in Italian ryegrass influenced by spring nitrogen application / Promene sadržaja sirovih proteina italijanskog ljulja pod uticajem prolećne prihrane azotom
(Institut za stočarstvo, Beograd, 2009)
During a three-year field experiment with Italian ryegrass forage in the first production year, a dynamics of crude protein content under the influence of different levels of spring nitrogen application was examined. Crude ...
Investigation of the heritability of phenotypes of fertility and milk performance of Simmental cattle breed in Serbia / Ispitivanje naslednosti fenotipova plodnosti i mlečnosti simentalske rase goveda u Srbiji
(Institut za stočarstvo, Beograd, 2009)
Results of the effect of direct and indirect selection of quantitative traits of fertility and milk performance of first calving cows of Simmental breed in Serbia are presented. Investigation of genetic parameters of ...
Influence of performance test traits of gilts on variability of their reproductive performance as primiparous sows / Uticaj proizvodnih osobina u direktnom testu nazimica na varijabilnost njihovih reproduktivnih osobina kao prvopraskinja
(Institut za stočarstvo, Beograd, 2009)
Objective of this paper was to establish genetic and environmental factors which influence the variation of reproductive parameters in primiparous sows with special focus on how selection on growth traits and lean meat ...
The effect of different levels of organic selenium on broiler slaughter traits / Uticaj različitih nivoa organskog selena na klanicne osobine brojlera
(Institut za stočarstvo, Beograd, 2009)
The effect of different levels of organic selenium (selenized yeast) on slaughter meat traits of fattening chickens (broilers) was investigated. Trial was carried out on 120 Hybro-PN chickens divided into four groups, in ...
Correlation between body measurements and milk production of goats in different lactations / Povezanost telesne razvijenosti i mlečnosti koza u različitim laktacijama
(Institut za stočarstvo, Beograd, 2011)
This paper presents the results of the variability and correlation of body measurements and milk production of domestic Balkan goat breed that is reared in the mountain range Sharplanina, depending on the lactation. Studied ...
The effect of multiphase nutrition on production performances of broilers / Uticaj multifazne ishrane na proizvodne performanse brojlera
(Institut za stočarstvo, Beograd, 2010)
Multiphase broiler nutrition is important from the standpoint of nutrition optimization, economical efficiency of production and protection of the environment. Objective of research is to investigate the effect of multiphase ...
Correlation of morphologic and production traits of honey bee colonies from Serbia / Korelacija morfoloških i proizvodnih osobina društava medonosne pčele sa područja Srbije
(Institut za stočarstvo, Beograd, 2011)
State of mutual or reciprocal relationship between traits is determined by the correlation coefficients. Correlation of morphological and production traits was determined in two generations of honey bee colonies. In the ...
The effect of scope of analyzed data on the value of the heritability coefficient of litter size traits in pigs / Uticaj obima analiziranih podataka na vrednost koeficijenata heritabiliteta osobina veličine legla svinja
(Institut za stočarstvo, Beograd, 2011)
Low heritability of pig litter size traits at birth (number of live born piglets - LBP and total born piglets - TBP) and weaning (number of reared piglets - RP) is one of the major problems in their genetic improvement. ...
Influence of order of lactation on milk production and somatic cell count in Alpine goats / Uticaj laktacije po redu na proizvodnju mleka i broj somatskih ćelija koza Alpina rase
(Institut za stočarstvo, Beograd, 2011)
In this paper, the annual results of the effect of lactation on milk production, the contents of some chemical parameters in the milk (milk fat, protein and dry matter without fat) and somatic cells in milk goat breeds ...
Effect of body weight of goats and lactation order on the growth rate of kids in the suckling period / Uticaj telesne mase koza i laktacije po redu na porast jaradi u dojnom periodu
(Institut za stočarstvo, Beograd, 2011)
The paper presents results of investigation of milk yield by lactation, by order, and mother's body weight on growth rate of kids of the domestic Balkan goat. Daily weight gains of 376 single kids (168 male and 208 female), ...