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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 ...
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 ...
Endocrine and metabolic status of dairy cows during transition period
(Chulalongkorn Univ, Bangkok, 2014)
The objective of this study was to determine blood levels of cortisol, insulin, triiodothyronine (T3), thyroxine (T4), glucose, non-esterified fatty acids (NEFA), β-hydroxybutyrate (BHB), triglycerides (TG) and total ...
Determination of blood variables tresholds in prediction of productive and reproductive performances in dairy cows: use of receiver operating characteristic (roc) analysis
(Univ Ljubljana, Veterinary Faculty, Ljubljana, 2016)
Decreased milk production and impaired reproductive performances of dairy cows provoke
huge economic losses in dairy farm industry. Those disturbances are mostly a consequence
of productive diseases (PD) that occurred, ...
Influence of ovsynch-treatment on concentration of progesterone in blood serum and pregnancy rates after artificial insemination in cows [Einfluss einer Ovsynch-Behandlung auf die Progesteronkonzentrationen im Blutserum und Trächtigkeitsraten bei Kühen na
(Eugen Ulmer Gmbh Co, Stuttgart, 2014)
Fertiliy rate in high milk-yield dairy cows, with prolonged postpartum anestrus, was investigated after treatment by Ovsynch protocol. Thirty cows with follicular cysts or unovulated follicles (around 1.2 cm in diameter), ...