References
- Duff , S.R.I. and Hocking , P.M. 1986 . Chronic orthopaedic disease in adult male broiler breeding fowls . Research in Veterinary Science , 41 : 340 – 348 .
- Duff , S.R.I. , Hocking , P.M. and Randall , C.J. 1990 . Beak and oral lesions in broiler breeding fowl . Avian Pathology , 19 : 451 – 466 .
- Duff , S.R.I. , Hocking , P.M. , Randall , C.J. and Mackenzie , G. 1989 . Head swelling in broiler breeding fowls of primary . traumatic origin . Veterinary Record , 125 : 133 – 134 .
- Duncan , I.J.H. , Hocking , P.M. and Seawright , E. 1990 . Sexual behaviour and fertility in broiler breeder domestic fowl . Applied Animal Behaviour Science , 26 : 1 – 12 .
- Hocking , P.M. 1989 . Effect of dietary crude protein concentration on semen yield and quality in male broiler fowls . British Poultry Science , 30 : 935 – 945 .
- Hocking , P.M. 1990a . The relationship between dietary crude protein, bodyweight and fertility in naturally mated broiler breeder males . British Poultry Science , 31 : 743 – 757 .
- Hocking , P.M. 1990b . Assessment of the effects of separate sex feeding on the welfare and productivity of broiler breeder females . British Poultry Science , 31 : 457 – 463 .
- Hocking , P.M. 1992 . “ Musculo‐skeletal disease in heavy breeding birds ” . In Bone Biology , Edited by: Whitehead , C.C. 297 – 309 . Abingdon : Carfax .
- Hocking , P.M. 1994 . Assessment of the welfare of food restricted male broiler breeder poultry with musculoskeletal disease . Research in Veterinary Science , 57 : 28 – 34 .
- Hocking , P.M. and Duff , S.R.I. 1989 . Musculo‐skeletal lesions in adult male broiler breeder fowls and their relationships with body weight and fertility at 60 weeks of age . British Poultry Science , 30 : 777 – 784 .
- Soller , M. , Schindler , H. and Bornstein , S. 1965 . Semen characteristics, failure of insemination and fertility in Cornish and White Rock males . Poultry Science , 44 : 424 – 431 .
- Williams , D.A. 1982 . Extra‐binomial variation in logistic linear models . Applied Statistics , 31 : 144 – 148 .
- Wishart , G.J. 1987 . Regulation of the length of the fertile period in the domestic fowl by numbers of oviducal spermatozoa as reflected by those trapped in laid eggs . Journal of Reproduction and Fertility , 80 : 493 – 498 .
- Wood‐Gush , D.G.M. 1960 . A study of sex drive of two strains of cockerels through three generations . Animal Behaviour , 8 : 43 – 53 .