Code of practice for the prevention and control of salmonella on pig farms = Cod ymarfer ar gyfer atal a rheoli salmonela ar ffermydd moch.
Wales.National Assembly.
[Cardiff] : National Assembly for Wales,
2001.
Cover title.
English/Welsh text inverted and bound back to back.
Issued by MAFF, National Assembly for Wales, Scottish Executive, Rural Affairs Department and the Food Standard Agency.