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Progesterone concentration in milk and blood serum and reproductive efficiency of cows after Ovsynch treatment
(Scientific Technical Research Council Turkey-Tubitak, Ankara, 2016)
An experiment was conducted to investigate the effects of hormonal synchronization of ovulation on progesterone concentrations in milk and blood serum and on reproductive performance. Sixty Holstein-Friesian cows averaging ...
Supplemental selenium reduces the levels of biomarkers of oxidative and general stress in peripartum dairy cows
(Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd, 2015)
The aim of this investigation was to determine the influence of oxidative stress upon general stress in dairy cows on parturition and whether the indicators of stress can be reduced by selenium (Se) supplementation. A total ...
Prevalence of claw disorders in dairy farms with tie stalls
(Timisoara : Agroprint, 2019)
In intensive rearing conditions, dairy cows are exposed to many factors that can cause
health disorders and significant economic loses. Today, claw diseases are the main problem
in high-milk cow's herd, along with metabolic ...
Evaluation of the metabolic status of Simmental dairy cows in early and mid lactation
(Polska Akad Nauk, Inst Genetyki I Hodowli Zwierzat, Mrokow, 2013)
Fifteen early-lactation cows and 15 mid-lactation cows were chosen for the analysis. Blood samples were collected to measure the beta-hydroxybutyrate (BHB), non-esterified fatty acids (NEFA), triglycerides (TG), glucose ...
Preventing ectoparasite infestations reduces glucocorticoid concentrations in the hair of cows - short communication
(Akademiai Kiado Zrt, Budapest, 2018)
The aim of this study was to compare hair corticosteroid concentrations in ectoparasiticide-treated (n = 10) and non-treated (n = 12) Holstein cows. Animals in the treated group received cyfluthrin three times, on days 0, ...
Hock and hooves condition and changes in behaviour of cows in tied system
(Cluj-Napoca : University of Agricultural Sciences and Veterinary Medicine, 2016)
Claw horn disorders, infectious diseases of hooves and leg injuries cause
lameness in dairy cows (Olechnowicz and Jaskowski, 2011). A lame cow is easily recognized
while walking. In tied system, hock and hoof injuries ...
Evaluation of metabolic status in Simmental dairy cows during late pregnancy and early lactation / Prosudba metaboličkog statusa mliječnih krava simentalske pasmine tijekom kasne gravidnosti i na početku laktacije
(Univ Zagreb Vet Faculty, Zagreb, 2013)
The objective of this experiment was to evaluate the metabolic status of late pregnant and early lactation dairy cows based on changes in characteristic blood metabolites. Blood samples were collected from 15 late pregnant ...
Efekat dodavanja selena (Promtselen®) na koncentraciju MDA i učestalost zaostajanja posteljice kod krava kojima je indukovan partus / Effects of selenium supplementation (Promtselen®) on MDA concentration and frequency of retaind placenta in cows with induced calving
(Banja Luka : PI Veterinary Institute Republic of Srpska „Dr. Vaso Butozan“, 2011)
Vreme oko partusa kod mlečnih krava smatra se najosetljivijim periodom sa više aspekata, među kojima se posebno ističu prestrojavanje metabolizma u pravcu laktacije i posledično povećanje oksidativnog stresa organizma. ...
Hormonal methods for estrous cycle manipulation in dairy cows / Hormonalne metode za manipulaciju estrusnim ciklusom kod mlečnih krava
(Univerzitet u Novom Sadu - Poljoprivredni fakultet, Novi Sad i Naučni institut za ratarstvo i povrtarstvo, Novi Sad, 2013)
Reproduction efficiency in dairy cows is declining all over the world. Epidemiologic studies suggest that diseases have greater effect on herd fertility compared to the parameters like milk production. Immediate solution ...
Relationship between the rumen infusoria color index and fertility indicators in Holstein Friesian cows / Odnos indeksa boje infuzorija iz buraga i pokazatelja plodnosti kod krava Holštajn frizijske rase
(Institut PKB Agroekonomik, Padinska skela, 2013)
The goal of our paper was to investigate how the rumen infusoria ecosystem stability, determined by infusoria color index by Lugol solution staining affects reproduction parameters of Holstein-Friesian cows. The results ...