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Induction and synchronization of estrus in dairy cows using a single injection of PGF2α and GnRH / Primjena jednokratne injekcije PGF2α i GnRH u svrhu indukcije i sinhronizacije estrusa kod mliječnih krava
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2012)
The aim of this study was to examine the effects of treatment with a single injection of GnRH and PGF2α on estrous response, fertility and service period. A total of 120 lactating Simmental cows were divided into four ...
Relationship between the indexes of insulin resistance and metabolic status in dairy cows during early lactation
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2017)
Insulin resistance is a phenomenon which accompanies the ongoing metabolic adaptation in cows during early lactation. The aim of our study was to determine the linear correlations of HOMA (Homeostatic Model Assessment), ...
Effects of buffering mineral mixtures on milk yield, milk composition, rumen pH and some blood biochemical parameters in heat stressed dairy cows / Vlijanie mineral'noj smesi s bufernym dejstviem na nadoj moloka, sostav moloka, rN soderžanie rubca i koncentraciju nekotoryh biohemičeskih pokazatelej krovi u korov, podvergšihsja vozdejstviju teplovogo stressa
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2014)
The objective of the work was to investigate the influence of partial substitution of magnesium oxide with natural bentonite in feed mixtures used in feeding of cows during their exposure to heat stress. The investigation ...
Insulin-like growth factor-I (IGF-I) and thyroid hormone concentrations in colostrum of Holstein-Friesian cows before and after calving / Koncentracija insulinu sličnog faktora rasta-I (IGF-I) i tireoidnih hormona u kolostrumu krava holštajn-frizijske rase pre i posle teljenja
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2009)
The concentration of biologically active molecules in colostrum is strongly related to the metabolic and endocrine status of the cow during the early postpartum period. The aim of this study was to determine concentrations ...
Influence of peripartum dietary energy supplementation on some blood biochemical parameters in dairy cows / Uticaj energetskog dodatka u ishrani krava tokom peripartalnog perioda na vrednosti pojedinih biohemijskih parametara krvi
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2011)
The aim of this study was to determine the influence of an energy supplement on the basis of propylene glycol on the values of metabolic profile parameters in periparturient cows. Fifteen days before calving, 40 cows were ...
Influence of puerperal gonadoreline application on reproductive parameter values in cows / Utjecaj aplikacije gonadorelina u puerperiju na reproduktivne parametre krava
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2006)
This paper presents results of investigations conducted in order to investigate the influence of gonadoreline application 14-16, 17-20 and 21-25 days postpartum on reproductive parameters values in cows. A total of 241 ...
A study on oxidative stress and peripheral blood parameters of cows bred in the area exposed to depleted uranium ammunition / Ispitivanje oksidativnog stresa i parametara periferne krvi krava uzgajanih na području izloženom dejstvu municije sa osiromašenim uranijumom (ou)
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2005)
The paper presents results of the study on depleted uranium (DU) health effects on cows bred in areas exposed to DU ammunition, during NATO bombing of Serbia and Montenegro in 1999. The samples of animal blood, soils and ...
Influence of parenteral application of beta-carotene on fertility in cows / Uticaj parenteralne aplikacije beta-karotina na plodnost krava
(Fakultet veterinarske medicine, Beograd, Srbija, 2008)
U zapatu visokomlečnih krava holštajn rase odabrano je 30 krava za izvođenje ogleda. Životinje su odabrane u periodu visokog graviditeta i podeljene su u dve grupe. Kravama ogledne grupe (n=15) je dve nedelje pre očekivanog ...
Investigations of presence of antibodies against bovine herpesvirus-1 in blood serum of calves prior to colostrum diet / Ispitivanje prisustva antitela protiv goveđeg herpesvirusa-1 u krvnom serumu teladi pre ishrane kolostrumom
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2010)
The paper presents the results of investigations of the presence of the bovine herpesvirus-1 (BHV-1) in samples of blood serum from 106 cows and 107 of their calves (one cow had twins). Blood was sampled from the cows ...
Glucose concentration and blood acid-basis status in high-yielding dairy cows during heat stress / Koncentracija glukoze i acido-bazni status krvi visokomlečnih krava u uslovima toplotnog stresa
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2011)
The objective of this work was to examine the effect of heat stress on glucose and pH values in blood of high-yielding dairy cows in the early stage of lactation, as well as to determine whether the changes in these ...