title: Effect of artificially simulated annual photocycles on testicular cycle of the spotted munia Lonchura punctulata.
mesh_terms: D000818:Animals; D001717:Birds / Q000502:physiology*; D002940:Circadian Rhythm; D003624:Darkness; D008027:Light; D008297:Male; D010507:Periodicity; D012621:Seasons; D013737:Testis / Q000502:physiology*