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Приказ резултата 11-20 од 21
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 ...
Quantitative analysis of genetic improvement of milk production phenotypes in Simmental cows / Kvantitativna analiza genetskog unapređenja fenotipova mlečnosti krava Simentalske rase
(Institut za stočarstvo, Beograd, 2009)
Results of the effect of direct and indirect selection on quantitative properties of milk production of first calving Simmental cows in Serbia, are presented in the paper. Analysis of quantitative phenotypic parameters was ...
Productivity and quality of plant mass of meadow ASS: Danthonietum calycinae depending on the fertilization and utilization time / Produktivnost i kvalitet biljne mase livadske ASS - danthonietum calycinae u zavisnosti od đubrenja i vremena iskorišćavanja
(Institut za stočarstvo, Beograd, 2009)
Research was carried out on mountain Kopaonik, on two associations Danthonietum calycinae (1000 and 1500 m above sea level), in the period from year 2003 to 2004. Production of grassland depending on the fertilization (1. ...
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 the level of application of selection and breeding criteria as factors of sustainable sheep production on productive traits of sheep in extensive rearing system / Uticaj nivoa primene selekcijskih i odgajivačkih kriterijuma kao faktora održivog ovčarstva na proizvodne osobine ovaca u ekstenzivnom sistemu gajenja
(Institut za stočarstvo, Beograd, 2009)
For the purpose of realization of the project of development of sustainable sheep production systems, in this paper, the major influences on production parameters of sheep in conditions of Stara Planina Mountain are ...
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 ...
The correlation between colony strength, food supply and honey yield in honey bee colonies / Korelacija između snage, zaliha hrane i prinosa meda kod pčelinjih društava
(Institut za stočarstvo, Beograd, 2009)
The dependence between traits is determined by the correlation coefficients. The experiment was conducted using two generations of honey bee. The first generation consisted of the mother queen bees, and the second were ...
Evaluation of the body condition of high yielding cows / Ocena telesne kondicije visokomlečnih krava
(Institut za stočarstvo, Beograd, 2009)
Problems which relate to production, health and reproduction in herds of high yielding cows very often occur due to insufficient knowledge and monitoring of energy reserves in cow organisms. Many researches and practical ...
Production characteristics of distinguished honey bee lines from different parts of Serbia / Proizvodne osobine izabranih linija pčela sa teritorije Srbije
(Institut za stočarstvo, Beograd, 2009)
For apicultural practice the productive traits of bee colonies are of great significance, since it is related to different geographical bee breeds. For the purpose of preservation of existing populations and natural diversity ...
Welfare and biosecurity indicators evaluation in dairy production / Procena indikatora dobrobiti i biosigurnosti u gajenju goveda
(Institut za stočarstvo, Beograd, 2009)
Evaluation of welfare and biosecurity indicators: (1) management, planning and organization of welfare protection and biosecurity, (2) personnel capacities in providing welfare and biosecurity, (3) breeders attitude towards ...