Претраживање
Приказ резултата 1-10 од 33
Testing the efficiency of different treatments of subclinical Staphylococcus aureus mastitis in cows during the dry period / Ispitivanje efikasnosti različitih tretmana subkliničkih mastitisa krava izazvanih Staphylococcus aureus-om u zasušnom periodu
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2010)
Mastitis is still the most common disorder which is present in diary cows. Changes in genetics, nutrition and milking equipment affect the incidence of subclinical and clinical forms of mastitis. Staphylococcus aureus is ...
Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period / Koncentracija beta-karotina i vitamina a u krvnom serumu krava u peripartalnom periodu
(Fakultet veterinarske medicine, Beograd, Srbija, 2005)
In a herd of high-productive dairy cows of the Holstein breed, 40 cows were selected for an experiment. The animals were chosen at the period of advanced gravidity. Data on mean values of beta-carotene concentrations in ...
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 ...
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 ...
Effect of Saccharomyces cerevisiae supplementation on health and performance of dairy cows during transition and early lactation period / Uticaj dodatka Saccharomyces cerevisiae u ishrani na zdravlje i proizvodnju krava tokom perioda tranzicije i početka laktacije
(Institut za stočarstvo, Beograd, 2015)
Data concerning the effect of probiotics supplementation on many parameters concurrently at the same cows are lacking. Therefore, the objective of this experiment was to investigate the effects of Saccharomyces cerevisiae ...
The influence of antisperm Ig G and Ig A antibodies from cows sera and cervical mucus on bull sperm motility / Uticaj antispermalnih antitela Ig G i Ig A klase poreklom iz seruma i cervikalne sluzi krava na pokretljivost spermatozoida
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2013)
The aim of this study was to investigate the influence of antisperm Ig G and Ig A antibodies (ASA) from the sera and cervical mucus of cows on bulls sperm motility. A total of 64 cows was included in the study and samples ...
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 ...
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 ...
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 ...
Open days period and antispermatozoal antibodies in artificially inseminated cows / Servis period i antitela protiv spermatozoida kod veštački osemenjavanih krava
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2005)
The aim of this study was to determine titers of antisperm antibodies (ASA) of Ig G and Ig A class in sera and cervical mucus of artificially inseminated Holstein cows in order to correlate these results with the duration ...