Ovarian follicular dynamics in repeat breeder cow: ultrasonography and progesterone level

Autor: Corral Peña, S., Rodríguez Artiles, I., Sanz Parejo, J., Dorado, Jesús, España España, F., Pérez-Marín, C.C., Hidalgo, Manuel
Rok vydání: 2004
Předmět:
Zdroj: Archivos de zootecnia 53 (201), 35-46 (2004)
Helvia. Repositorio Institucional de la Universidad de Córdoba
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Popis: The aim of this study was to examine follicular development patterns in eighteen repeat breeder cows through spontaneous oestrus cycles. Ovarian ultrasonographic examinations over 32 days after artificial insemination revealed that two follicular waves were the predominant patterns in animals with this syndrome (72.2 percent). Cycles with one or four waves rarely appeared. The ovulatory follicular diameter (day 0) was larger (p
Databáze: OpenAIRE