Predicting the adult daily sperm output after the first ejaculates in cockerels raised under different photoschedules M. de REVIERS, J. WILLIAMS, Maryse GARREAU and J. P. BRILLARDReprod. Nutr. Dévelop., 21 6B (1981) 1113-1124DOI: https://doi.org/10.1051/rnd:19810810