Photoinduction of puberty in boars during naturally occurring short day lengths.
D000818:Animals; D001835:Body Weight; D008027:Light; D008297:Male; D010507:Periodicity; D012621:Seasons; D012726:Sexual Behavior, Animal; D012741:Sexual Maturation; D013076:Sperm Count; D013081:Sperm Motility; D013552:Swine / Q000502:physiology*; D013737:Testis / Q000033:anatomy & histology