Fleischer, P., M. Metzner, M. Beyerbach, M. Hoedemaker, and W. Klee (2001): TheRelationship Between Milk Yield and the Incidence of Some Diseases in Dairy Cows. J.Dairy Sci. 84: 2025-2035. |
|
Garverick, H. A. (1999): Ovarian Follicular Dynamics and Endocrine Profiles inCows With Ovarian Follicular Cysts. In: J. L. Howard and R. A. Smith (Eds.) Current Veterinary Therapy 4: Food Animal Practice. pp. 577-580. |
|
Hamilton SA, Garverick HA, Keisler DH, Xu Z.Z., Loos K, Youngquist RS, Salfen BE, (1995): Characterization of ovarian follicular cysts and associated endocrine profiles indairy cows. BiolReprod 53, 890-898 |
|
Laporte HM, Hogeveen H, Schukken YH, Noordhuizen JPTM, (1994): Cystic ovariandisease in Dutch dairy cattle I. Incidence, risk factors and consequences. Livest Prod Sci38, 191-197 |
|
Opsomer G, Coryn M, Deluyker H, de Kruif A, (1998): An analysis of ovarian dysfunctionin high yielding dairy cows after calving based on progesterone profiles. ReprodDomestAnim 33, 193-204 |
|
López-Gatius F, Santolaria P, Yániz J, Fenech M, López-Béjar M, (2002): Risk factors forpostpartum ovarian cysts and their spontaneous recovery or persistence in lactating dairycows. Theriogenology 58, 1623-1632 |
|
Roberts SJ, (1986): Infertility in the cow. In: Veterinary Obstetrics and Genital Diseases:Theriogenology. 3rd ed., Vermont: Woodstock; pp 421-433 |
|
Kesler DJ, HA Garverick, AB Caudle, RG Elmore, RS Youngquist and JBierschwal, 1980. Reproductive hormone and ovarian changes incows with ovarian cysts. J Dairy Sci, 63: 166-170. |
|
Hamilton SA, HA Garverick, DH Keisler, ZZ Xu, K Loos, RS Younquistand BE Salfen, (1995): Characterization of ovarian follicular cystsand associated endocrine profiles in dairy cows. BiolReprod, 53:890-898. |
|
Nelson T., Adam D Martin, Olav Østerås, Nelson et al. ActaVeterinariaScandinavica(2010): Risk factors associated with cystic ovarian diseasein Norwegian dairy cattle Norwegian School ofVeterinary Science, Oslo, NorwayDepartment of Production Animal 52:60http://www.actavetscand.com/content/52/1/60, |
|
Oltenacu PA, Algers B. Selection for increased production and the welfare of dairy cows: Are new breeding goals needed? Ambio. 2005; 34(4/5, MAT 21 / Food 21 -- A Sustainable Food Chain):pp. 311-315. |
|
Gröhn Y, Erb HN, McCulloch CE, Saloniemi HS. Epidemiology of reproductive disorders in dairy cattle: Associations among host characteristics, disease and production. Prev Vet Med. 1990; 8(1):25-39. [DOI via Crossref] |
|
Britt J H. Harrison D S and Morrow D A. 1977. Frequency of ovarian follicular cysts, reasons for culling, and fertility in Holstein-Friesian cows given gonadotrophin-releasing hormone at two weeks after parturition. American Journal of Veterinary Research 38: 749. |
|
Zaeid A A, Garverick H A, Bierschwal C J. Elmore G. Youngquist R S and Sharp A J. 1980. Effect of ovarian activity and endogenous reproductive hormones on GnRH-induced ovarian cycles in postpartum dairy cows. Journal of Animal Science 50: 508-513. |
|
BRITT, J.H., D.S. HARRISON and D.A. MORROW (1977): Frequency of ovarian follicular cysts,reasons for culling and fertility in Holstein- Friesian cows given gonadotrophinreleasinghormone at two weeks after parturition.Am. J. vet. Res. 38: 749-751. |
|
KESLER, D.J., H.A. GARVERICK, R.S. YOUNGQUIST,R.G. ELMORE and C.J. BIERSCHWAL (1977): Ovarian and endocrine responses andreproductive performance following GnRHtreatment in early postpartum cows. Theriogenology9: 363-369. 1978. |
|
NASH, J.G., L. BALL and J.D. OLSON (1980): Effects onreproductive performance of administrationof GnRH to early postpartum dairycows. J. Anim. Sci. 50: 1017-1021. 1980. |
|
BOSTEDT, H., E. PECHE and K. STROBL (1980): Effectof GnRH applied immediately postpartumon the course of the puerperium and on thefertility of cows after placental retention.Berl Munch. tierarztl. Wschr. 93: 184-188.1980. |
|
PECHE, E. (1979): Course of the puerperium in cattleafter placenta retention with reference tohormonal induction of ovarian activity bymeans of a gonadotrophin releasing hormoneand pregnant mare's serum gonadotrophinbetween 10 and 12 days after parturition.M.Sc Thesis. University of Munich. |
|
LESLIE, K.E. (1981): The effects of gonadotrophinreleasing hormone on reproductive performanceof dairy cows with retained placenta.M.Sc Thesis. University of Guelph. 1-128. |
|
Gaines J. (1994) The use of gonadotropin releasing hormone andprostaglandin for programmed breeding of dairy cattle. ProcSoc forTheriogenol. 109-119. |
|
Archbald L.F., Norman S.N., Bliss, E.L., Tran T., Lyle S., Thomas P.G.A., Rathwell A.C. (1990) Incidence and treatment of abnormal postpartumovarian function in dairy cows. Theriogenol. 34:283-290. |
|
Peter A.T., Bosu W.T.K. (1988) Influence of intrauterine infections andfollicular development on the response of GnRH administration inpostpartum dairy cows. Theriogenol. 29:1163-1175. |
|
Foote R.H., Rick P.M. (1999) Gonadotropin-releasing hormone improves reproductive performance of dairy cows with slow involution of thereproductive tract. J. Anim. Sci. 77:12-16. |
|
Beckett S.D. and Lean I.J. (1997) Gonadotrophin-releasing hormone in postpartum dairy cattle: a meta-analysis of effects on reproductiveefficiency. Anim. Reprod. Sci. 48:93-112. |
|
Etherington W.G., Bosu W.T.K., Martin S.W., Cote J.F., Doig P.A., Leslie K.E. (1984) Reproductive performance in dairy cows following postpartum treatment with gonadotrophin releasing hormone and/or prostaglandin.A field trial. Can. J. Compend. Med. 48:245 |
|
Pellesier C.L. (1982) Identification of reproductive problems and their economic consequences. Invitational Dairy Cattle ReproductionWorkshop, Louisville, KY, 9-18 |
|
Thatcher W.W., and Wilcox C.J. (1973) Postpartum estrus as an indicator ofreproductive status in the dairy cow. J. Dairy Sci. 56:608-610. |
|
Augustine T. Peter, Advances in Dairy Technology (2000) Volume 12, Managing Postpartum Health and Cystic Ovarian Disease Department of Veterinary Clinical Sciences, School of Veterinary Medicine, PurdueUniversity, West Lafayette, IN 47907 |
|
W.G. Etherington, W.T.K. Bosu, S.W. Martin, J.F. Cote, P.A. Doig and K.E. Leslie(1983) Reproductive Performance in Dairy Cows Following Postpartum |
|