[Natural testicular cycle of the linnet and cycles induced by modification of lighting and the daily feeding peroid].
D006801:Humans; D008027:Light; D008029:Lighting; D008297:Male; D009747:Nutritional Physiological Phenomena; D052756:Nutritional Sciences; D009752:Nutritional Status; D013737:Testis / Q000502:physiology*
LIGHTING; NUTRITION; TESTIS/physiology