Diurnal and nocturnal variations in the ruminal contractions, respiration rate, pulse rate and temperature and their interrelationship in lactating Holstein cows.
D000818:Animals; D002417:Cattle; D005260:Female; D007774:Lactation / Q000502:physiology*; D010507:Periodicity; D011247:Pregnancy; D012417:Rumen / Q000502:physiology*