References
- Agricultural Research Council . 1963 . The Nutrient Requirements of Farm Livestock. No. 1. Poultry , London : Her Majesty's Stationery Office .
- Masic , B. , Wood‐Gush , D. G. M. , Duncan , I. J. H. , McCorquodale , C. and Savory , C. J. 1974 . A comparison of the feeding behaviour of young broiler and layer males . Br. Poult. Sci. , 15 : 499 – 505 .
- Savory , C. J. 1974 . Growth and behaviour of chicks fed on pellets or mash . Br. Poult. Sci. , 15 : 281 – 286 .
- Thorpe , W. H. 1956 . Learning and Instinct in Animals , London : Methuen .