Evidence of a photoinducible phase for the release of luteinizing hormone in the domestic hen.
D000818:Animals; D002645:Chickens; D005260:Female; D008027:Light; D007986:Luteinizing Hormone / Q000097:blood*; D010058:Oviposition; D010507:Periodicity; D012741:Sexual Maturation
D007986:Luteinizing Hormone