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Приказ резултата 621-630 од 911
The phenomenon of heterosis and experience in crossing different breeds of sheep in Serbia
(Biotechnology in Animal Husbandry, 2019)
Crossbreeding serves as a predictable and cost-effective method
to genetically increase lamb body weight by mating two or more breeds of sheep.
The crossing over breed comes to a far greater number of combinations of ...
The effect of the system of crossing on fattening parameters of weaned lambs / Uticaj sistema ukrštanja na tovne parametre odlučene jagnjadi
(Institute for Animal Husbandry, Belgrade, 2012)
In this paper, the effect of different systems of crossing of sheep: two-breed (PxW) and three-breed (PxWxIDF) on production results - body weight and average daily gain of lambs weaned at the age of 60 days and fattened ...
BACILLUS CEREUS AND SELENIUM HAVE GOOD EFFECT ON IN VITRO MATURATION OF OOCYTES
(Institute of Animal Science, "Ss Cyril and Methodius" University in Skopje, 06-2011)
It is well known that selenium has positive effect on the reproductive tract either in female or male individuals,
but cytology and biochemistry are not well elucidated. In this paper cytologically and microbiologically ...
Study of the effects of low temperatures on the morphological status of ram spermatozoa
(Institute for Animal Husbandry, Belgrade-Zemun, 2019)
The aim of the study was to evaluate how the process of cryopreservation influenced the morphological status of ram sperm. The experiment was carried out with 26 sexually matured, pure bred rams ...
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 ...
Comparative analysis of production and slaughter parameters of fast-growing broiler hybrids
(University of Kragujevac, SerbiaFaculty of Agronomy in Čačak, 03-2024)
This study aimed to explore how hybrid varieties impact broiler
chickens' production and slaughter performance. We applied standard rearing
techniques over a 42-day period. The trial involved a total of 420 broiler ...
Fungal contamination and natural occurrence of T-2 toxin in poultry feed / Kontaminacija gljivama i prirodna pojava T-2 toksina u hrani za živinu
(Institute for Animal Husbandry, Belgrade, 2014)
In this study, a total of 41 poultry (chicken and laying hens) feed samples collected from different farms in Serbia in the beginning of 2014 were investigated for total fungal count, presence of potential toxigenic fungi ...
Variability of age at first calving and service period of first calving Simmental cows / Varijabilnost uzrasta pri telenju i servis perioda prvotelki simentalske rase
(Dnevik-Poljoprivrednik AD, Poljoprivredni fakultet i Naučni institut za ratarstvo i povrtarstvo, Novi Sad, 2008)
Cattle reproduction is the most important phase of production since in this phase heads of cattle are provided for renewal of the herd, production of milk and meat. In this paper the variability of age at calving and ...
The effect of different pre-mixtures in nutrition of fatteners / Efekti različitih premiksa u ishrani svinja u tovu
(Institute for Animal Husbandry, Belgrade, 2010)
We have been witnesses to import of numerous premixes produced by various producers and of different quality in regard to concentration of ingredients which are their main components. In our previous studies (Živković et ...
Influence of limestone particle size in diets for hens and oviposition time on eggshell quality / Uticaj veličine čestica mermera u hrani nosilja i vremena ovipozicije na kvalitet ljuske jaja
(Faculty of Veterinary Medicine, Belgrade, 2000)
Eggshell quality was studied in three groups of Issa Brown hens, from 73 to 78 weeks of age. Group 1 (control) received a basal diet with 3,8 % Ca and 0,35 % available P, in which pulverized limestone (particle size 0,02 ...