References
- Agricultural Research Council . 1975 . The Nutrient Requirements of Farm Livestock , Vol. No. 1 , London : HMSO . Poultry Technical Reviews and Summaries
- Allen , J. and Perry , G.C. 1975 . Feather pecking and cannibalism in a caged layer flock . British Poultry Science , 16 : 441 – 451 .
- Bareham , J.R. 1972 . Effects of cages and semi‐intensive deep litter pens on the behaviour, adrenal response and production in two strains of laying hens . British Veterinary Journal , 128 : 153 – 162 .
- Bartlett , M.S. 1947 . The use of transformations . Biometrics , 3 : 39 – 52 .
- Bearse , G.E. , Berg , L.R. , McClary , C.F. and Miller , V.L. 1949 . The effect of pelleting chicken rations on the incidence of cannibalism . Poultry Science , 28 : 756
- Blokhuis , H.J. 1986 . Feather‐pecking in poultry: its relation with ground‐pecking . Applied Animal Behaviour Science , 16 : 63 – 67 .
- Blokhuis , H.J. and Arkes , J.G. 1984 . Some observations on the development of feather‐pecking in poultry . Applied Animal Behaviour Science , 12 : 145 – 157 .
- Blokhuis , H.J. and Beuving , G. Feather pecking and other characteristics in two lines of laying hen . Proceedings of the 4th European Symposium on Poultry Welfare . Potters Bar. Edited by: Savory , C.J. and Hughes , B.O. pp. 266 – 267 . Universities Federation for Animal Welfare .
- Blokhuis , H.J. , Beuving , G. and Rommers , J.M. Individual variation of stereotyped pecking in laying hens . Proceedings of the 4th European Symposium on Poultry Welfare . Potters Bar. Edited by: Savory , C.J. and Hughes , B.O. pp. 19 – 26 . Universities Federation for Animal Welfare .
- Blokhuis , H.J. vander and Haar , J.W. 1989 . Effects of floor type during rearing and of beak trimming on ground pecking and feather pecking in laying hens . Applied Animal Behaviour Science , 22 : 359 – 369 .
- Blokhuis , H.J. and van der Haar , J.W. 1992 . Effects of pecking incentives during rearing on feather pecking of laying hens . British Poultry Science , 33 : 17 – 24 .
- Calet , C. 1965 . The relative value of pellets versus mash and grain in poultry nutrition . World's Poultry Science Journal , 21 : 23 – 52 .
- Cuthbertson , G.J. 1980 . Genetic variation in feather‐pecking behaviour . British Poultry Science , 21 : 447 – 450 .
- Deag , J.M. 1994 . Keybehaviour, a program for recording behavioural data on the DIP Pocket PC and Atari Portfolio computer Version TPPF3.4b.
- Engstrom , B. and Schaller , G. Experimental studies of the health of laying hens in relation to housing system . Proceedings of the 4th European Symposium on Poultry Welfare . Potters Bar. Edited by: Savory , C.J. and Hughes , B.O. pp. 87 – 96 . Universities Federation for Animal Welfare .
- Hocking , P.M. , Burt , D.W. and Law , A.S. 1995 . Mapping quantitative trait loci in a broiler X layer cross using flanking DNA markers . British Poultry Science , 36 : 846
- Hoffmeyer , I. 1969 . Feather pecking in pheasants—an ethological approach to the problem . Danish Review of Game Biology , 6 : 1 – 35 .
- Hughes , B.O. 1973 . The effect of implanted gonadal hormones on feather pecking and cannibalism in pullets . British Poultry Science , 14 : 341 – 348 .
- Hughes , B.O. 1984 . A survey (MAFF/PRC) of beak trimming in commercial laying and breeding flocks: stage 1 preliminary results . ADAS Quarterly Journal , 146 : 51 – 59 .
- Hughes , B.O. and Duncan , I.J.H. 1972 . The influence of strain and environmental factors upon feather pecking and cannibalism in fowls . British Poultry Science , 13 : 525 – 547 .
- Hughes , B.O. and Michie , W. 1982 . Plumage loss in medium‐bodied hybrid hens: the effect of beak trimming and cage design . British Poultry Science , 23 : 59 – 64 .
- Jones , R.B. , Blokhuis , H.J. and Beuving , G. 1995 . Open‐field and tonic immobility responses in domestic chicks of two genetic lines differing in their propensity to feather peck . British Poultry Science , 36 : 525 – 530 .
- Kuo , F.L. , Craig , J.V. and Muir , W.M. 1991 . Selection and beak trimming effects on behavior, cannibalism, and short‐term production traits in White Leghorn pullets . Poultry Science , 70 : 1057 – 1068 .
- Lee , H.Y. and Craig , J.V. 1991 . Beak trimming effects on behavior patterns, fearfulness, feathering, and mortality among three stocks of White Leghorn pullets in cages or floor pens . Poultry Science , 70 : 211 – 221 .
- Lindberg , A.C. and Nicol , C.J. 1994 . An evaluation of the effect of operant feeders on welfare of hens maintained on litter . Applied Animal Behaviour Science , 41 : 211 – 227 .
- Masic , B. , Wood‐Gush , D.G.M. , Duncan , I.J.H. , McCorquo‐Dale , C. and Savory , C.J. 1974 . A comparison of the feeding behaviour of young broiler and layer males . British Poultry Science , 15 : 499 – 505 .
- Morgenstern , R. and Lobsiger , C. Health of laying hens in alternative systems in practice . Proceedings of the 4th European Symposium on Poultry Welfare . Potters Bar. Edited by: Savory , C.J. and Hughes , B.O. pp. 81 – 86 . Universities Federation for Animal Welfare .
- Savory , C. J. 1974 . Growth and behaviour of chicks fed on pellets or mash . British Poultry Science , 15 : 281 – 286 .
- Savory , C. J. 1975 . A growth study of broiler and layer chicks reared in single‐strain and mixed‐strain groups . British Poultry Science , 16 : 315 – 318 .
- Savory , C.J. 1995 . Feather pecking and cannibalism . World's Poultry Science Journal , 51 : 215 – 219 .
- Savory , C.J. and Maros , K. 1993 . Influence of degree of food restriction, age and time of day on behaviour of broiler breeder chickens . Behavioural Processes , 29 : 179 – 190 .
- Slater , P.J.B. 1978 . “ Data collection ” . In Quantitative Ethology , Edited by: Colgan , P.W. 7 – 24 . New York : Wiley .
- Vestergaard , K.S. and Lisborg , L. 1993 . A model of feather pecking development which relates to dustbathing in the fowl . Behaviour , 126 : 291 – 308 .
- Vestergaard , K.S. , Kruijt , J.P. and Hogan , J.A. 1993 . Feather pecking and chronic fear in groups of red junglefowl: their relations to dustbathing, rearing environment and social status . Animal Behaviour , 45 : 1127 – 1140 .
- Wennrich , G. 1975 . Ethological studies of domestic chickens (Gallus domesticus) of different hybrid origin in floor management with special reference to aggressive behaviour as well as feather pecking and cannibalism . Archiv fur Geflugelhinde , 39 : 37 – 44 .
- Wood‐Gush , D.G.M. and Rowland , C.G. 1973 . Allopreening in the domestic fowl . Revue Comportment Animal , 7 : 83 – 91 .