Potential prolificacy and winter breeding in free-living wild sows (Sus scrofa scrofa) A. AUMAITRE, Catherine MORVAN, J. P. QUERE, Jany PEINIAU and G. VALLETAnn. Zootech., 31 3 (1982) 324-325DOI: https://doi.org/10.1051/animres:19820318