CYCLIC PHENOMENA IN THE SEXUAL FUNCTIONS OF THE BULL.
D000818:Animals; D001826:Body Fluids; D002417:Cattle; D005298:Fertility; D007315:Insemination, Artificial; D008297:Male; D010507:Periodicity; D012106:Research; D012661:Semen
CATTLE; EXPERIMENTAL LAB STUDY; FERTILITY; INSEMINATION, ARTIFICIAL; PERIODICITY; SEMEN