Circadian rhythm of photosensitivity and the adaptation of reproductive function to the environment in two populations of Arvicanthis niloticus from Mali and Burkina Faso /Sicard, Bruno Maurel, D. Fuminier, F. Boissin, J. PHYSIOLOGIE ANIMALE ANIMAL NUISIBLE CYCLE DE REPRODUCTION RYTHME BIOLOGIQUE PHOTOPERIODICITE HORMONE VARIATION SAISONNIERE ETUDE REGIONALE RONGEUR 1992 text https://www.documentation.ird.fr/hor/fdi:010020054 fdi:010020054 Sicard Bruno, Maurel D., Fuminier F., Boissin J.. Circadian rhythm of photosensitivity and the adaptation of reproductive function to the environment in two populations of Arvicanthis niloticus from Mali and Burkina Faso. 1992, 95, 159-165 EN MALI BURKINA FASO