TY - JOUR T1 - On the Vitality of the Ova of the Salmonidae of Different Ages JF - Proceedings of the Royal Society of London (1854-1905) VL - 8 SP - 27 EP - 33 PY - 1856/01/01/ UR - http://dx.doi.org/10.1098/rspl.1856.0009 M3 - doi:10.1098/rspl.1856.0009 AU - Davy, J. ER -