EFSA, 2007. The EFSA Journal, 564: 1-14 Document reference EFSA, 2007. Opinion of the Scientific Panel on Animal Health and Welfare on a request from the Commission related to animal health and welfare in fattening pigs in relation to housing and husbandry. The EFSA Journal, 564: 1-14Web https://doi.org/10.2903/j.efsa.2007.564Citation key EFSA, 2007Datasheets Ear maize