1986, Tam Dalyell, "Castles in the air", New Scientist, 17 July 1986:I do not know what will be the outcome of the argument about levels of radioactive caesium in sheepmeat (alias mutton or lamb) in North Wales and Cumbria, let alone in Scotland.
1995, Julian Roche, The International Wool Trade, Woodhead Publishing (1995), ISBN 1855731916, page 114:Wool and sheepmeat combined form New Zealand's largest export industry: wool on its own is the fourth largest.
1999, Jennifer M. Ames & Michelle M. Sutherland, "Effect of Castration and Slaughter Age on The Flavor of Sheepmeat", in Quality Attributes of Muscle Foods (eds. Youling L. Xiong, Chi-Tang Ho, & Fereidoon Shahidi), Kluwer Academic/Plenum Publishers (1999), ISBN 9780306461163, page 148:However, the full effects of castration on sheepmeat flavor remain unclear and other factors, including age at slaughter, also need to be considered.