1. Developments in the feeding herd,1979
2. Commercial Pig Production Yearbook, 1980,1981
3. Agricultural Statistics—United Kingdom 1980 and 1981,1982
4. Further studies on the water requirements of the growing pig;Barber;Animal Production,1963
5. Effect of restricted diet on the performance of finishing pigs;Becker;Joural of Animal Science,1963