References
- Dacie , J.V. and Lewis , S.M. 1975 . Practical Hamatology, , 5th edn , Edinburgh : Churchill Livingstone .
- Natt , M.P. and Herrick , C.A. 1952 . A new blood diluent for counting the erythrocytes and leucocytes of the chicken. . Poultry Science, , 31 : 735 – 738 .
- Robertson , G.W. and Maxwell , M.H. 1990 . Modified staining techniques for avian blood cells. . British Poultry Science, , 31 : 881 – 886 .