Influence of season and reproductive status on peripheral plasma progesterone levels in the lactating bovine.
D000064:Acclimatization; D000818:Animals; D002417:Cattle; D005260:Female; D007774:Lactation; D011247:Pregnancy; D011374:Progesterone / Q000097:blood*; D012098:Reproduction; D012621:Seasons
D011374:Progesterone