References
- Appleby , MC and McRae , HE . 1983 . A method for identifying eggs laid by individual birds . Behavior Research Methods and Instrumentation , 15 : 399 – 400 .
- Appleby , MC , McRae , HE and Duncan , IJH . 1984 . “ Nest-site selection by domestic hens ” . In Commission of the European Communities Farm Animal Welfare Programme Evaluation Report 1979–1983 , Edited by: Tarrant , PV . Brussels : Commission of the European Communities .
- Barbato , GF , Siegel , PB , Cherry , J and Nir , I . 1984 . Selection for body weight at eight weeks of age . Poultry Science , 63 : 11 – 18 .
- Campo , JL and Redono , A . 1996 . Tonic immobility reaction and heterophil to lymphocyte ratio in hens from three Spanish breeds laying pink eggshells . Poultry Science , 75 : 155 – 159 .
- Cooper , JJ and Appleby , MC . 1997 . Motivational aspects of individual variation in response to nestboxes by laying hens . Animal Behaviour , 54 : 1245 – 1253 .
- Cooper , JJ and Appleby , MC . 2003 . The value of environmental resources to domestic hens: A comparison of the work-rate for food and for nests as a function of time . Animal Welfare , 12 : 39 – 52 .
- Denbow , DM . 1994 . Appetite and its control . Poultry Science Reviews , 5 : 209 – 229 .
- Dorminey , RW . 1974 . Incidence of floor eggs as influenced by time of nest installation, artificial lighting and nest location . Poultry Science , 53 : 1886 – 1891 .
- Duncan , IJH , Hughes , BO , Horne , AR and Wood-Gush , DGM . 1970 . The pattern of food intake in female Brown Leghorn fowls as recorded in a Skinner box . Animal Behaviour , 18 : 245 – 255 .
- Duncan , IJH and Wood-Gush , DGM . 1971 . Frustration and aggression in the domestic fowl . Animal Behaviour , 19 : 500 – 504 .
- Etches , RJ . 1996 . Reproduction in Poultry , 279 – 297 . Wallingford : CAB International .
- Follensbee , ME , Duncan , IJH and Widowski , TM . 1992 . Quantifying nesting motivation of domestic hens . Journal of Animal Science , 70 ( Suppl. 1 ) : 50
- Freire , R , Appleby. , MC and Hughes , BO . 1997 . The interaction between pre-laying behaviour and feeding in hens: implications for motivation . Behaviour , 134 : 1019 – 1030 .
- Hughes , BO and Gilbert , AB . 1984 . Induction of eggshell abnormalities in domestic fowls by administration of adrenaline . IRCS Medical Science , 12 : 969 – 970 .
- Hughes , BO , Gilbert , AB and Brown , MF . 1986 . Categorisation and causes of abnormal egg shells: relationship with stress . British Poultry Science , 27 : 325 – 337 .
- Kuehl , RO . 1994 . Statistical Principles of Research Design and Analysis , Belmont, California : Wadsworth Publishing Company .
- Kite , VG , Cumming , RB and Wodzica-Tomaszewska , M . 1980 . “ Nesting behaviour of hens in relation to the problem of floor eggs ” . In Behaviour in Relation to Reproduction, Management, and Welfare of Farm Animals, Reviews in Rural Science IV , Edited by: Wodzicka-Tomaszewska , M , Edey , TN and Lynch , JJ . 93 – 96 . Australia : Armidale .
- Leeson , S and Summers , JD . 2000 . Broiler Breeder Production , 190 Guelph, Ontario , , Canada : University Books .
- Mench , JA . 1991 . Research note: Feed restriction in broiler breeders causes a persistent elevation in corticosterone secretion that is modulated by dietary tryptophan . Poultry Science , 70 : 2547 – 2550 .
- MENCH, J.A. & FALCONE, C (2000) Welfare concerns in feed-restricted meat-type poultry parent stocks. Proceedings of the 21st World's Poultry Congress, Montreal paper S3.3.03
- Mills , AD , Faure , JM , Picard , M and Marche , M . 1987 . Reflectometry of wet and dry eggs as a measure of extraneous egg shell calcification . Medical Science Research , 15 : 705 – 706 .
- Parkhurst , CR and Mountney , GJ . 1988 . Poultry Meat and Egg Production , 66 New York : van Nostrand Reinhold Company .
- Reynard , M and Savory , CJ . 1999 . Stress induced oviposition delays in laying hens: duration and consequences for eggshell quality . British Poultry Science , 40 : 585 – 591 .
- RIETVELD-PIEPERS, B. (1985) Nest-site selection: The influence of experiential factors: the significance of nest-examination in the weeks before laying. The Second European Symposium on Poultry Welfare, pp. 156–165. Celle, Germany.
- ROSS BREEDERS MANAGEMENT GUIDE (2000) Ross Breeders Inc., Cummings Research Park, 5015 Bradford Drive, Huntsville, Alabama, 35805.
- SAS USER’S GUIDE: STATISTICS (1998) (version 8) (Cary, NC, SAS Institute Inc.).
- Udale , RW , Siegel , PB and van Krey , HP . 1972 . Rates of ovulation and oviposition in growth selected lines of chickens . Poultry Science , 51 : 2098 – 2100 .
- van Middelkoop , JH . 1972 . Hatching problems of hard-shelled eggs with additional shell deposition produced by broiler mothers . Archiv Fur Geflügelkunde , 36 : 63 – 70 .
- Weeks , CA and Nicol , CJ . 2006 . Behavioural needs, priorities and preferences of laying hens . World's Poultry Science Journal , 62 : 296 – 307 .
- Wood-Gush , DGM and Gilbert , AB . 1973 . Hormones involved in the nesting behaviour of hens . Animal Behaviour , 21 : 98 – 103 .