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The performance of perennial ryegrass in binary mixtures with lucerne and red clover under n fertilization / Proizvodni rezultati višegodišnjeg ljulja u binarnim smešama sa lucerkom i crvenom detelinom u uslovima đubrenja azotom
(Institut za stočarstvo, Beograd, 2017)
Perennial ryegrass is a very important and widespread grass species used for livestock nutrition, in particularly ruminants. As a species that is most commonly used on grasslands, it is grown in mixtures with other types ...
Stand density effects on birdsfoot trefoil herbage yield grown for combined usage / Uticaj gustine zasnivanja na prinos krme žutog zvezdana gajenog za kombinovano korišćenje
(Institut za stočarstvo, Beograd, 2011)
Birdsfoot trefoil grown for seed (cv. Bokor) was examined in agroecological conditions of Western Serbia during period 2007-2009. The goal was to determine herbage yield which could be achieved growing seed crop, using ...
Effect of acid stress on germination and early seedling growth of red clover / Uticaj stresa usled promene pH na klijanje i porast klijanaca crvene deteline
(Institut za stočarstvo, Beograd, 2011)
The aim of this investigation was to estimate the effect of four pH levels of germination media (4, 5, 6 and 7) on seed germination energy (GE), germination (G), percentage of dead or infected seeds (DIS), percentage of ...
The possibility of dairy farms isolation assessment: Biosecurity aspect / Procena mogućnosti izolacije farmi muznih krava - biosigurnosni aspekt
(Institut za stočarstvo, Beograd, 2011)
The effects of general and special biosecurity measures to prevent introduction of infectious agents in a dairy farm or its spreading from farm were analyzed in details in this paper. Investigations were conducted on five ...
The effect of antioxidants on preventing the retained placenta in dairy cows / Efekat antioksidanasa na sprečavanje pojave zadržavanja posteljice kod mlečnih krava
(Institut za stočarstvo, Beograd, 2013)
Retaining of placenta is one of the most common ailments in dairy cows and it occurrs if placenta is not removed in the period of 12-14 hour after calving. The ailment is of multifactorial etiology and a primary cause is ...
Effect of heat stress on milk production in dairy cows / Uticaj toplotnog stresa na proizvodnju mleka kod mlečnih krava
(Institut za stočarstvo, Beograd, 2011)
Heat stress in dairy cows is caused by a combination of environmental factors (temperature, relative humidity, solar radiation and air movement). Continual genetic selectin for greater performance results to increased ...
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 ...