Cover title. Description based on: 12th Annual Swine Research Update Jan. 27, 1993. Subject(s): Swine - Research - Ontario - Congresses.
On cover: Ontario pork : University of Guelph; Ontario Pork Producers Marketing Board; Agriculture Canada; Ontario Ministry of Agriculture and Food. Subject(s): Swine - Ontario.
Issued also in French under title: La protection des eaux souterraines de l'Ontario et exploitations agricoles intensives. Subject(s): Swine - Breeding - Environmental aspects - Ontario, Cattle - Breeding - Environmental aspects - Ontario, Pork industry and trade - Environmental aspects - Ontario, Animal industry - Law and legislation - Ontario, Groundwater - Pollution - Ontario, Beef industry - Environmental aspects - Ontario. Archived by Library: Aug. 22, 2000.