تاثیر جایگاه فری استال بر میزان شیوع لنگش و شمار سلول بدنی شیر در گاوداری های صنعتی استان مازندران

1. Alban, L., Agger, J.F. and Lawson, L.G. 1996. Lameness in tied Danish dairy cattle: the
possible influence of housing systems, management, milk yield and prior incidents of
lameness. Prev Vet. Med. 29:135-149.
2. Ali, A. K.A. and Shook, G. E. 1980. An optimum transformation for somatic cell
concentration in milk. J. Dairy. Sci. 63(3): 487-490.
3. Bramley, A.J. 1985. The Control of Coliform Mastitis. In Proc. Annu. Meet. Natl. Mastitis
Counc. Las Vegas, N.V. National Mastitis Council Inc., Verona, WI. Pp: 4-17.
4. Clark, J.A. 1981. Environmental Aspects of Housing for Animal Production. England:
University of Nottingham, Pp: 19-35.
5. Clarkson, M.J., Downham, D.Y., Faull, W.B., Hughes, J.W., Manson, F.J., Merritt, J.B.,
Murray, R. D., Russell, W.B., Sutherst, J.E. and Ward, W.R. 1996. Incidence and prevalence
of lameness in dairy cattle. Vet. Rec. 138: 563–567.
6. Cook, N.B. and Nordlund, K.V. 2009. Review: The influence of the environment on dairy
cow behavior, claw health and herd health lameness dynamics. Vet. J. 179:360–369.
7. Cook, N.B., Bennett, T.B. and Nordlund, K.V. 2004. Effect of Free Stall Surface on Daily
Activity Patterns in Dairy Cows with Relevance to Lameness Prevalence. J. Dairy. Sci.
87:2912-2922.
8. Fitzpatrick, J.L., Logan, K.E., Young, F.J., Stear, M.J., Platt, D.J., and McGuirk, B.J. 1999.
Breeding cattle for mastitis resistance. In: Proceedings of the British Mastitis Conference,
Compton, UK. Pp: 47.
9. Gamroth, M.J. and Moor, J.A. 1993, Designing Dairy Free Stalls, A Pacific Northwest
Extension Publication: Oregon state university, Washington state university and the
University of Idaho. PNW321.
10. Ghasemi-khani, P., Sadeghi-Sefidmazgi, A., Ghiasi, H. and Mahdavi, A.H. 2015. Study of
milk somatic cell count pattern associations with some of environmental factors in Holstein
dairy cattle of Iran, J. Livestock. Res. 3(3): 47-56 (in Persian).
11. Ito, K., Weary, D.M. and von Keyserlingk, M.A.G. 2009. Lying behavior: Assessing withinand
betweenherd variation in free-stall-housed dairy cows. J. Dairy. Sci. 92: 4412–4420.
12. Kafilzadeh, F., and Farivar,F. 2008. The use of freestall in dairy cattle breeding. Razi
University.Press.Pp:146. (In Persian).
13. Kafilzadeh, F. and Farivar, F. 2007. Cattle behavior and welfare. 2nd ed. Razi
University.Press.Pp:277-289. (in Persian)
14. Leach, K.A., Whay, H.R., Maggs, C.M., Barker, Z.E., Paul, E.S., Bell, A.K. and Main,
D.C.J. 2010. Working towards a reduction in cattle lameness: 1. Understanding barriers to
lameness control on dairy farms. Res. Vet. Sci. 89: 311–317.
15. Martins, A.M., Silvestre, A.M., Petim-Batista, M.F. and Colaço, J. A. 2011. Somatic cell
score genetic parameter estimates of dairy cattle in Portugal using fractional polynomials. J.
Anim. Sci. 89(5): 1281-1285.
16. Miltenburg, J.D., de Lange, D., Crauwels, A.P.P., Bongers, J.H., Tielen, M.J.M., Schukken,
Y.H., and Elbers, A.R.W. 1996. Incidence of clinical mastitis in dairy cows in a random
sample of dairy herds in the southern Netherlands. Vet. Rec. 139: 204-207.
17. Nebel, R.L., and Mcgilliard, M.L. 1993. Interaction of high milk yield and reproductive
performance in dairy cows. J. Dairy. Sci. 76: 3257-3268.
18. Oltenacu, P.A., and Broom, D.M. 2010. The impact of genetic selection for increased milk
yield on the welfare of dairy cows. Animal Welfare. 19: 39-49.
19. Palmer, R.W., and Wagner-Storch, A.M. 2003. Cow Preference for Different free stall Bases
in Pens with Different Stocking Rates. Proc. 5th International Dairy Housing Conference.
ASAE, St. Joseph, MI. Pp: 155-164.
20. Phillips, C. 2002. Cattle Behavior and Welfare. 2nd ed. Malden, MA. : Blackwell
Publishing. 10-23 p.
21. Rodenburg, J. 1996. Mastitis Prevention: Environmental Control”. OMAFRA Factsheet.
22. Ruud, L.E., Bøe, K.E., and Østerås, O. 2010. Risk factors for dirty dairy cows in Norwegian
freestall systems. J. Dairy. Sci. 93: 5216–5224.
23. Sadeghi-Sefidmazgi, A. and Rayatdoost-Baghal, F. 2014. Effects of herd management
practices on somatic cell counts in an arid climate. R. Bras Zootec. 43(9): 499-504.
24. Sadeghi-Sefidmazgi, A., Moradi-Shahrbabak, M., Nejati-Javaremi, A., Miraei-Ashtiani,
S.R., and Amer, P.R. 2011. Estimation of economic values and financial losses associated
with clinical mastitis and somatic cell score in Holstein dairy cattle. J. Anim. Sci. 5(1):33-42.
25. Smith, U.W. and Ely, LO. 1997. The Influence of Feeding and Housing Systems on
Production, Reproduction, and Somatic Cell Count Scores of Southern Holstein Herds, The
Proff. J. Anim. Sci, 13 (3): 155-161.
26. Solano, L., Barkema, H.W., Pajor, E.A., Mason, S., LeBlanc, S.J., Nash, C G.R., and Haley,
D.B. 2015. Associations between lying behavior and lameness in Canadian Holstein-Friesian
cows housed in free stall barns. J. Dairy. Sci. 99: 2086–2101.
27. Spencer, H. 1998. Free Stall and Corral Management as Related to Mastitis Control. In Proc.
Mastitis Council Regional Meeting. Bellvue, WA. National Mastitis Council. Pp: 60.
28. Van Gastelen, S., Westerlaan, B., Houwers, D.J., and van Eerdenburg, F.J.C.M. 2011. A
study on cow comfort and risk for lameness and mastitis in relation to different types of
bedding materials. J. Dairy. Sci. 94: 4878–4888.
29. Von Keyserlingk, M.A.G., rushen, J., De passillé, A.M., and Weary, D.M. 2009. Invited
review: the welfare of dairy cattle-Key concepts and the role of science. J. Dairy. Sci.
92:4101–4111.
30. Wathes, C. and Charles, D. 1994. Livstock Housing, CAB International Publishing, UK.
31. Whay, H.R., Main, D.C.J., Green, L.E., and Webster, A.J.F. 2003. Assessment of the welfare
of dairy cattle using animal-based measurements: Direct observations and investigation of
farm records. Vet. Rec. 153:197–202.
32. Zdanowicz, M. Shelford, J.A., Tucker, C.B., Weary, D.M. and Von Keyserlink, M.A.G.
2004. Bacterial Populations on Teat Ends of Dairy Cows Housed in Freestalls and Bedded
with Either Sand or Sowdust. J. Dairy. Sci. 87: 1694-1701.