The effect of light environment on post-partum reproductive activity and prolactin levels in two breeds of sheep.
D000780:Anestrus; D000818:Animals; D005260:Female; D008027:Light; D008892:Milk / Q000032:analysis; D049590:Postpartum Period; D011247:Pregnancy; D011388:Prolactin / Q000032:analysis* / Q000097:blood; D011863:Radioimmunoassay; D012098:Reproduction; D012621:Seasons; D012756:Sheep / Q000502:physiology*
D011388:Prolactin