Plasma β-carotene, vitamin a and vitamin c levels in cyclic and pregnant cows

Autor: Ataman M.B., Erdem H., Bülbül B., Haliloğlu S., Çinar M., Aköz M.
Přispěvatelé: Selçuk Üniversitesi, Veteriner Fakültesi, Klinik Bilimler Bölümü, Ataman M.B., Erdem H., Haliloğlu S., Aköz M.
Jazyk: turečtina
Rok vydání: 2010
Předmět:
Popis: The aim of this study was to determine the plasma ?-carotene, vitamin A and vitamin C levels and correlation between these parameters in cyclic and pregnant dairy cattle. A total of 101 Holstein cows used for this aim. Artificial inseminations (AI) were performed 12 h after determining the oestrus. The cows were allocated to two groups as pregnant (n=81) and nonpregnant (n=20) after the determination of pregnancy. Progesterone level was only higher on day 21 in pregnant cows than that in nonpregnant cows (P
Databáze: OpenAIRE