Endocrine relationship in males of a relatively infertile strain of White Leghorn fowls.
D000818:Animals; D002645:Chickens; D004702:Endocrine Glands / Q000502:physiology*; D005298:Fertility; D007246:Infertility; D008297:Male; D011200:Poultry / Q000502:physiology*; D012106:Research
ENDOCRINE GLANDS/physiology; FERTILITY; FOWLS, DOMESTIC/physiology