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Reproductive Physiology

Marlon Knights

head shot of Marlon Knights

Associate Professor

Division of Animal & Nutritional Sciences 
P.O. Box 6108 
Davis College of Agriculture, Natural Resources and Design 
West Virginia University
2210 Agricultural Sciences
304-293-1946 
marlon.knights@mail.wvu.edu

EDUCATION

PhD: West Virginia University - Reproductive Physiology, 2001 
MS: University of the West Indies - Tropical Animal Science, 1997 
B.Sc.: University of the West Indies - Agriculture, 1993

RESEARCH AND PROFESSIONAL INTERESTS

WV Legislature - Economic Development by a Strategic Shift in Breeding Time in Ewe Flocks 1998-2010 
USDA/Natural Resources Conservation Service (NRCS)- Appraisal of Real Property Market Value for the Wetland Reserve Program 
USDA/Natural Resources Conservation Service (NRCS)- Appraisal of Real Property Market Value for the Grassland Reserve Program 
USDA/SARE- Effect of Continuous Suckling/”Ewe Rearing” on Growth and Level of Parasitism of Lambs and on Productivity and Profitability of Lamb Operations 
USDA/SARE- Increasing Adoption of Out-of-Season Breeding to Enhance Profitability of Sheep Producers in West Virginia

ANNUAL TEACHING

AVS 251 Principles of Animal Science 
ANPR 341 Beef Production 
ANPR 343 Beef Production Lab 
ANPR 356 Small Ruminant Production 
ANPH 796 Reproductive Physiology Seminar 
AVS 699 Graduate Colloquium

REPRESENTATIVE PUBLICATIONS

Dixon, A.B.,  Knights, M., Pate, J.L., Lewis, P. E., and Inskeep, E.K. (2006). Reproductive performance of ewes after 5-day treatment with intravaginal inserts containing progesterone in combination with injection of prostaglandin F2α. Reproduction in Domestic Animals. Reprod. Dom. Anim. Vol. 41. 142-148. 

Knights, M., and Smith G.W. (2007). Decrease ACTH secretion during prolonged transportation stress is associated with decreased pituitary responsiveness to trophic hormone stimulation in cattle. Domestic Animal Endocrinology 33: 442-450. 

Dixon, A.B.,  Knights, M., Winkler, J.L., Marsh D.J., Pate, J.L., Wilson, M.E., Dailey, R.A. and Inskeep, E.K. (2007). Patterns of late embryonic and fetal mortality and association with several factors in sheep. J. Anim. Sci. 85:1274-1284. 

Jordan, K.M., Inskeep, E.M. and  Knights, M. (2009). Use of gonadotropin releasing hormone to improve reproductive responses of ewes introduced to rams during seasonal anestrus. Anim. Reprod. Sci.116: 254-264. 

Devonish, E.H.,  Knights, M. and Inskeep, E.K. (2009). Effect of Expected Peripheral Concentrations of Progesterone on Ovulation Rate and Litter Size in Barbados Blackbelly Ewes. Sheep and Goat Research Journal. 24: 17-25. 

Knights, M., Siew, N., Ramgattie, R., Singh-Knights, D and Bourne, G. (2011). Effectiveness of a Short Term Treatment with Progesterone Injections on Synchrony of Lambing and Fertility in Tropical Hair Sheep. Anim. Reprod. Sci. 126: 70-75. 

Knights, M., Siew, N., Ramgattie, R., Singh-Knights, D and Bourne, G. (2011). Effect of Time of Weaning on Reproductive Performance of Ewes and Growth of Lambs in Barbados Blackbelly Sheep Reared Under a Tropical Photoperiod. Small Ruminant Research (In Press; doi:10.1016/j.smallrumres.2011.09.042 ).