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Prikaz rezultata 11-16 od 16
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 ...
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 ...
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 ...
Applying enzyme immunotest for determination of progesterone concentration in whole cow 's milk / Primena enzimskog imunotesta za određivanje koncentracije progesterona u punom kravljem mleku
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2009)
In this work the possibility of producing and using our new EIA (enzyme immunosorbent test) set for direct determination of progesterone concentration in whole milk was analyzed. The test confirmed high values in milk of ...
Cutaneous basophil hypersensitivity reaction to phytohemagglutinin in repeat breeder cows / Test kožne preosetljivosti na fitohemaglutinin (PHA) kod krava koje povađaju
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2004)
In this study the relationship was explored between general immune reactivity, as estimated by the cutaneous basophil hypersensitivity reaction (CBHR) to phytohemagglutinin (PHA), and the level of anti-sperm antibodies of ...
Antisperm antibodies of the Ig a class in the cervical mucus and sera of artificially inseminated cows / Ig A antititela protiv spermatozoida u cervikalnoj sluzi i serumu krava koje se veštački osemenjavaju
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2003)
The aim of this study was to investigate the level of anti-sperm antibodies of the Ig A class in the cervical mucus and sera of artificially inseminated cows. Cervical mucus and sera samples were collected on the day of ...