Tonic immobility reaction and heterophil to lymphocyte ratio in hens from three Spanish breeds laying pink eggshells

Poultry Science

Volumn 75, Issue 2, 1996, Pages 155-159

  Campo, J L ^a   Redondo, A ^a  

^a INIA   (Spain)

Author keywords

Fear; Heterophil to lymphocyte ratio; Pink eggshells; Stress; Tonic immobility reaction

Indexed keywords

AVES;

ANALYSIS OF VARIANCE; ANIMAL; ANIMAL DISEASE; ARTICLE; BIRD DISEASE; BLOOD; BLOOD CELL COUNT; BREEDING; CHICKEN; COMPARATIVE STUDY; CONGENITAL MALFORMATION; CYTOLOGY; EGG LAYING; EGG SHELL; FEMALE; GENETICS; GRANULOCYTE; HYPOKINESIA; LYMPHOCYTE; PATHOPHYSIOLOGY; PHYSIOLOGY; PIGMENTATION; RELATIVE DENSITY; SPAIN; STRESS; TIME;

ANALYSIS OF VARIANCE; ANIMALS; BLOOD CELL COUNT; BREEDING; CHICKENS; EGG SHELL; FEMALE; GRANULOCYTES; HYPOKINESIA; LYMPHOCYTES; OVIPOSITION; PIGMENTATION; POULTRY DISEASES; SPAIN; SPECIFIC GRAVITY; STRESS; TIME FACTORS;

EID: 0030073019     PISSN: 00325791     EISSN: None     Source Type: Journal    
DOI: 10.3382/ps.0750155     Document Type: Article

References (26)

1. Bennett, C. D., 1993. Measuring table egg shell quality with one specific gravity salt solution. J. Appl. Poult. Res. 2:130-134.
2. Beuving, G., R. B. Jones, and H. J. Blokhuis, 1989. Adrenocortical and heterophil/lymphocyte responses to challenge in hens showing short or long tonic immobility reactions. Br. Poult. Sci. 30:175-184.
3. Campo, J. L., and C. Alvarez, 1988. Genetics of the black-tailed red plumage pattern in Villafranquina chickens. Poultry Sci. 67:351-356.
4. Campo, J. L., and C. Alvarez, 1991. Tonic immobility of several Spanish breeds of hens. Arch. Geflügelkd. 55:19-22.
5. Campo, J. L., and F. Orozco, 1980. The action of the sex-linked barring gene on Spanish chickens with gold plumage. Ann. Génét. Sél. Anim. 12:233-239.
6. Campo, J. L., and F. Orozco, 1982. Conservation and genetical study of Spanish chicken breeds (6). Pages 88-93 in: Proceedings of the 2nd World Congress on Genetics Applied to Livestock Production, Madrid, Spain.
7. Campo, J. L., and F. Orozco, 1983. Genetics of the columbian plumage pattern in the Vasca chicken breed. J. Hered. 74: 43-46.
8. Cranstoun, S., and S. E. Solomon, 1994. Cuticular diversity-The implications. Br. Poult. Sci. 35:183.
9. Gallup, G. G., 1979. Tonic immobility as a measure of fear in the domestic fowl. Anim. Behav. 27:316-317.
10. Gross, W. B., and H. S. Siegel, 1983. Evaluation of the heterophil/lymphocyte ratio as a measure of stress in chickens. Avian Dis. 27:972-979.
11. Hughes, B. O., and A. J. Black, 1976. The influence of handling on egg production, egg shell quality and avoidance behaviour of hens. Br. Poult. Sci. 17:135-144.
12. Hughes, B. O., A. B. Gilbert, and M. F. Brown, 1986. Categorisation and causes of abnormal egg shells: relationship with stress. Br. Poult. Sci. 27:325-337.
13. Jones, R. B., and J. M. Faure, 1981. Sex and strain comparisons of tonic immobility ("righting time") in the domestic fowl and the effects of various methods of induction. Behav. Proc. 6:47-55.
14. Lang, M. R., and J. W. Wells, 1987. A review of egg shell pigmentation. World's Poult. Sci. J. 43:238-246.
15. Lucas, A. M., and C. Jamroz, 1961. Atlas of Avian Hematology. Agriculture Monograph 25. USDA, Washington, DC.
16. Mauldin, J. M., P. B. Siegel, and W. B. Gross, 1979. Interfacing genetics, behavior and husbandry in White Leghorns presented with E. coli challenge. Appl. Anim. Ethol. 5: 347-359.
17. Maxwell, M. H., 1993. Avian blood leucocyte responses to stress. World's Poult. Sci. J. 49:34-43.
18. Maxwell, M. H., P. M. Hocking, and G. W. Robertson, 1992. Differential leucocyte responses to various degrees of food restriction in broilers, turkeys, and ducks. Br. Poult. Sci. 33:177-187.
19. Mills, A. D., M. Marche, and J. M. Faure, 1987. Extraneous egg shell calcification as a measure of stress in poultry. Br. Poult. Sci. 28:177-181.
20. Mills, A. D., Y. Nys, J. Gautron, and J. Zawadski, 1991. Whitening of brown shelled eggs: individual variation and relationships with age, fearfulness, oviposition interval, and stress. Br. Poult. Sci. 32:117-129.
21. Snedecor, G. W., and W. G. Cochran, 1980. Statistical Methods. 7th ed. The Iowa State University Press, Ames, IA.
22. Sokal, R. R., and F. J. Rohlf, 1981. Biometry. Freeman and Co., London, UK.
23. Solomon, S. E., B. O. Hughes, and A. B. Gilbert, 1987. Effect of a single injection of adrenaline on shell ultrastructure in a series of eggs from domestic hens. Br. Poult. Sci. 28: 585-588.
24. Steggerda, M., and W. F. Hollander, 1944. Observations on certain shell variations of hen's eggs. Poultry Sci. 23: 459-461.
25. van Ness, G., 1949. Off-color eggs. Poultry Sci. 28:149-150.
26. Watt, J. M., and S. E. Solomon, 1988. Effect of stress on eggshell formation. Br. Poult. Sci. 29:886.