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Milk quality issues: what
does it take to get somatic cell count down to 100,000 and keep
it ther? |
Crist, W.L. and R.J. Harmon. 1991. Controlling
mastitis - The problem, its impact and future perspectives. In:
Biotechnology in the Feed Industry: Proceedings of Alltech’s
7th Annual Symposium (T.P. Lyons, ed), Alltech Technical Publications,
Nicholasville, KY, pp. 265-276.
Cullor, J.S. 1991. The role of vaccines in prevention and moderation
of clinical mastitis. Proc. 30th Ann. Mtg. Natl. Mastitis Counc.,
Natl. Mastitis Counc., Arlington, VA, pp. 68-75.
Dodd, F.H., T.M. Higgs and A.J. Bramley. 1984. Cubicle management
and coliform mastitis. Vet. Record 114:522-523.
Harmon, R.J. 1990. Intramammary infections in primiparous cows
in the periparturient period. Proc. 29th Ann. Mtg. Natl. Mastitis
Counc., Natl. Mastitis Counc., Arlington, VA, pp. 44-57.
Harmon, R.J., T. Clark, T. Ramesh, W.L. Crist, B.E. Langlois,
K. Akers and B. Smith. 1992. Environmental pathogen numbers in
pastures and bedding of dairy cattle. J. Dairy Sci. 75(Suppl.
1):256.
Hoblet, K.H., G.D. Schnitkey, D. Arbaugh, J.S. Hogan, K.L. Smith,
P.S. Schoenberger, D.A. Todhunter, W.D. Hueston, D.E. Pritchard,
G.L. Bowman, L.E. Heider, B.L. Brockett and H.R. Conrad. 1991.
Costs associated with selected preventive practices and with episodes
of clinical mastitis in nine herds with low somatic cell counts.
J. Am. Vet. Med. Assoc. 199:190-196.
Hogan, J.S. and K.L. Smith. 1987. A practical look at environmental
mastitis. Compendium on Continuing Education for the Practicing
Veterinarian 9(10):F341-346.Hogan, J.S., K.L. Smith, K.H. Hoblet,
P.S. Schoenberger, D.A. Todhunter, W.D. Hueston, D.E. Pritchard,
G.L. Bowman, L.E. Heider, B.L. Brockett and H.R. Conrad. 1989a.
Field survey of clinical mastitis in low somatic cell count herds.
J. Dairy Sci. 72:1547-1556.
Hogan, J.S., K.L. Smith, K.H. Hoblet, D.A. Todhunter, P.S. Schoenberger,
W.D. Hueston, D.E. Pritchard, G.L. Bowman, L.E. Heider, B.L. Brockett
and H.R. Conrad. 1989b. Bacterial counts in bedding materials
used in nine commercial dairies. J. Dairy Sci. 72:250-258.
Meaney, W.J. 1981. Mastitis levels in spring-calving dairy heifers.
Irish Vet. J. 35:205-209.
Pankey, J.W., E.E. Wildman, P.A. Drechsler and J.S. Hogan. 1987.
Field trial evaluation of premilking teat disinfection. J. Dairy
Sci. 70:867- 872.
Smith, K.L., J.H. Harrison, D.D. Hancock, D.A. Todhunter and H.R.
Conrad. 1984. Effect of vitamin E and selenium supplementation
on incidence of clinical mastitis and duration of clinical symptoms.
J. Dairy Sci. 67:1293-1300.
Smith, K.L., D.A. Todhunter and P.S. Schoenberger. 1985a. Environmental
mastitis: cause, prevalence, prevention. J. Dairy Sci. 68:1531-1553.
Smith, K.L., H. R. Conrad, B.A. Amiet and D.A. Todhunter. 1985b.
Incidence of environmental mastitis as influenced by dietary vitamin
E and selenium. Kieler lchwirtschaftliche Forschungsberichte 37:482.
Author: Robert J. Harmon |
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