Pretraživanje
Prikaz rezultata 11-20 od 43
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 ...
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 ...
Influence of GnRH-gonadoreline and prostaglandine F2α-dinoprost application on reproduction parameter values in dairy cows with puerperal endometritis / Utjecaj aplikacije GnRH-gonadorelina i prostaglandina F2α-dinoprosta na reproduktivne parametre mliječnih krava sa puerperalnim endometritisima
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2009)
This paper presents results of investigations of gonadoreline application (14-16, 17-20 and 21-25 days post partum) influence, followed by prostaglanin F2 α ten days later, on the reproductive parameters of dairy cows with ...
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 ...
The effect of progesterone monitoring in improving reproductive efficiency in first lactating dairy cows
(Novi Sad : Poljoprivredni fakultet, 2015)
The aim of this study was to determine the impact of the level of progesterone in
the cycle preceding insemination, as well as the ability to shorten the open days period of
primiparous cows which were under the control ...
Mastitis associated with Prototheca zopfii - an emerging health and economic problem on dairy farms
(Walter De Gruyter Gmbh, Berlin, 2016)
Increased incidence of protothecal mastitis has been recorded in several countries in the past ten years. The main goal of this article is to draw the attention of scientific and professional community to the emerging issue ...
Immunoprophylaxis of bovine mastitis / Imunoprofilaksa bovinih mastitisa
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2003)
Mastitis poses a major economic and health problem in herds of dairy cows. The many years of taking different approaches to treating mastitis have not resulted in an adequate solution, so that the problem of mastitis is ...
Results of analysis of red blood cells in cows and sheep in areas exposed to attack using depleted uranium ammunition / Rezultati pregleda crvene krvne slike ovaca i krava sa područja bombardovanih municijom sa osiromašenim uranijumom
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2004)
The paper presents the results of preliminary examinations of the red blood cell count in sheep and cows raised in areas that were exposed to the effects of depleted uranium ammunition during the NATO bombing of the country ...