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Effect of post-matıng GnRH treatment on serum progesterone, luteinizing hormone levels, duration of estrous cycle and pregnancy rates in cows
(Pakistan Vet. J., 2009)
Pregnancy rate, estrous cycle lenght, serum progesterone and luteinizing hormone (LH) concentrations were determined in intramuscularly GnRH (10.5 μg synthetic gonadotrophin releasing hormone agonist, receptal) administered ...
Concentrations of serum vitamins A, E and C and beta-carotene during pregnancy in cows
(Bull. Vet. Inst. Pulawy, 2005-01-14)
The concentrations of serum vitamins A, E and C, and β-carotene in 12 cows, between 3-8 years of age, were determined during pregnancy and after delivery. The compounds were assigned spectrophotometrically. It was observed ...