THE EFFECT OF LENGTH OF DAILY LIGHT PERIODS ON SEXUAL DEVELOPMENT AND SUBSEQUENT FERTILIZING CAPACITY OF MALE CHICKENS.
D000818:Animals; D002645:Chickens; D008027:Light; D008460:Meat; D010063:Ovum; D011200:Poultry; D012106:Research; D012661:Semen; D046468:Sexual Development
EXPERIMENTAL LAB STUDY; LIGHT; POULTRY; SEMEN