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Smith, R. David
Associate Professor
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Positions
- Associate Professor, Animal Science (AN SC), College of Agriculture and Life Sciences (CALS) - 2010
Research Areas
- adult and extension education
- community development
- entrepreneurship
- rural development
- small business
- sustainable agriculture
- Affiliations
- Publications
- Service
- Background
- Other
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Affiliations
Publications
individual publications
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academic article
- Herd-level risk factors for postpartum disorders of Holstein-Friesian Cows from 32 New York Herds. Journal of Dairy Science. 73:3192-3200. 1990
- Relationship of changes in condition score to cow health in Holsteins. Journal of Dairy Science. 73:3132-3140. 1990
- Evaluation of on-farm milk progesterone tests to determine non-pregnant cows and to prevent insemination errors. Journal of Dairy Science. 72:2718-2727. 1989
- Heritabilities of and genetic correlations among six health problems in Holstein cows. Journal of Dairy Science. 72:180-186. 1989
- Interrelationships between energy balance and postpartum reproductive function in dairy cattle. Journal of Dairy Science. 72:767-783. 1989
- Risk Factors for reason-specific culling of dairy cows. Prev Vet Med. 6:243-251. 1988
- Risk factors for environmental mastitis: an ecological study. American Journal of Veterinarian Research. 49:766-769. 1988
- The relation between mastitis and retained placenta in a commercial population of dairy cows. Prev Vet Medicine. 5:181-190. 1988
- Effects of sixty day milk yield on postpartum breeding performance in Holstein cows. Journal of Dairy Science. 70:2355-2365. 1987
- The effects of periparturient events on breeding performance of dairy cows. Vet Clin North Am Food Anim Pract. 3:501-511. 1987
- Reproductive practices and results in dairies using owner or professional inseminators. Journal of Dairy Science. 69:1673. 1986
- Duration of retained fetal membranes and subsequent fertility in dairy cows. Theriogenology. 23:807-813. 1985
- Management Factors Affecting Reproductive Performance of Dairy Cows in the Northeastern United States. Journal of Dairy Science. 68:963-972. 1985
- Path Analysis of Dry Period Nutrition, Postpartum Metabolic and Reproductive Disorders, and Mastitis in Holstein Cows. Journal of Dairy Science. 68:2347-2360. 1985
- Path model of reproductive disorders and performance, milk fever, mastitis, milk yield, and culling in Holstein cows. Journal of Dairy Science. 68:3337-3349. 1985
- Path model of reproductive disorders and performance, milk fever, mastitis, milk yield, and culling in multiparous cows. Journal of Dairy Science. 68:3337-3349. 1985
- Dairy reproduction in northeastern US. Journal of Dairy Science. 68:963. 1984
- Epidemiology of parturient paresis: predisposing factors with emphasis on dry cow feeding and management. Journal of Dairy Science. 67:817-825. 1984
- Insemination of Holstein heifers at a preset time after estrous cycle synchronization with progesterone and PGF 2. Journal of Animal Science. 58:792-800. 1984
- Path analysis of the association between nutrition and periparturient disorders in dairy cows. Journal of Dairy Science. 67:42. 1984
- Association of parturient hypocalcemia with eight periparturient disorders in Holstein cows. J Am Vet Med Assoc. 183:559-561. 1983
- Rates of diagnoses of six diseases in Holstein cows during 15-day and 12-day intervals. American Journal of Veterinarian Research. 45:333-335. 1983
- Comparison of estrous synchronization in dairy heifers using PGF2 alone and in combination with progesterone when inseminations are made at a preset time. Journal of Animal Science. 53:358. 1981
- Survey of estrus detection and early pregnancy rates in dairy cows of the Northeast. Journal of Animal Science. 53:361. 1981
- Milk progesterone as a diagnostic aid. Br Vet J. 135:550-558. 1979
- Prolactin binding to dissociated cells from rat mammary tumors and mammary glands. Cancer Biochem Biophys. 3:117-121. 1979
- The effect of altered thyroid state on prolactin binding to liver and 7,12-dimethylbenz(a)anthracene-induced mammary tumors in rats. Proceedings of the Society for Experimental Biology and Medicine. 158:517-520. 1978
- Prolactin binding to R3230AC mammary carcinoma and liver in hormone-treated and diabetic rats. Cancer Res. 37:595-598. 1977
- Prolactin binding to liver and DMBA-induced mammary tumors in diabetic rats. Cancer Res. 37:4070-4074. 1977
- Plasma growth hormone and insulin during early lactation in cows fed silage based diets. Journal of Dairy Science. 59:248-254. 1976
- Prolactin binding to mammary gland, 7, 12-dimethylbenz (a) anthracene-induced, mammary tumors and livers in rats. Cancer Res. 36. 1976
- A rapid method for measuring guanylate cyclase activity in mammary tissue. Proceedings of the Society for Experimental Biology and Medicine. 150:759-62. 1975
- Effect of lithium ions on RNA synthesis in mammary gland explants of mice. Proceedings of the Society for Experimental Biology and Medicine. 149:573-5. 1975
- Guanylate cyclase and cyclic-GMP phosphodiesterase activities in mammary glands of mice during pregnancy and lactation. Proceedings of the Society for Experimental Biology and Medicine. 150:763-5. 1975
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article
- Cornell Small Farms Quarterly—Summer and Fall 2003 2003
- Fruit Consumption, Dietary Guidelines and Agricultural Production in New York State –Implications For Local Food Economies 2003
- The Core of NY’s Dairy Industry 2003
- Vegetable Consumption, Dietary Guidelines and Agricultural Production in New York State –Implications For Local Food Economies 2003
- Agricultural sustainability: An issue without national borders 1997
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chapter
- Estrus Detection. Current Therapy in Theriogenology. 1984
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conference paper
- The Small Farms Industry Clusters (SFIC) project. Proceedings of the Fourth National Small Farms Conference. 167-170. 2006
- Interrelationships between energy balance and postpartum reproductive function in dairy cattle. Journal of Dairy Science. 767-783. 1989
- Interrelationships between energy balance and postpartum reproductive function in dairy cattle. Journal of Dairy Science. 767-783. 1989
- Improving Reproductive Efficiency to Increase Profits. 1985 Winter Dairy Management Schools Cornell Recommends. 127-157. 1985
- Reproductive Management Techniques to Improve Heat Detection. Proc. 1985 Large Dairy Herd Management Conference. 15. 1985
- Reproductive Technology - Its Potential to Increase Genetic Progress. ASAP/NZAP Dairy Production Conference. 471-481. 1985
- Reproductive disorders: incidence, effect on reproductive performance and cost. Proc. Dairy Days. 19-25. 1985
- The Team approach for solving health and reproductive problems in dairy herds. Proc. 14th Biennial Ruminant Health-Nutrition Conference. 10. 1985
- Body Condition Scoring: A Useful Tool for Dairy Herd Management. Proc. 1984 Feed Dealer Seminars. 7-13. 1984
- Dairy feeding recommendations for good herd productivity and reproductive efficiency. Proc. 1984 Feed Dealer Seminars. 14-31. 1984
- Improving reproductive efficiency to increase profits. Proc. 1984 Feed Dealer Seminars. 32-59. 1984
- Improving reproductive efficiency to increase profits in 1984 winter dairy management schools Cornell Recommends. An. Sci. Mimeo Series. 72-99. 1984
- Managing the dry cow for top production, reproduction, and health. Proc. 1984 Feed Dealer Seminars. 65-76. 1984
- Nutrition and reproduction - old and new concepts. Proc. 1984 Feed Dealer Seminars. 77-90. 1984
- Troubleshooting your herd using the body condition scoring system. Proc. 1984 Feed Dealer Seminars. 1-6. 1984
- Beta-carotene and niacin supplementation for dairy cows - What's the story?. Proc. 13th Biennial Ruminant Health-Nutrition Conference. 1-8. 1983
- Body Condition & Fatty Liver in Dairy Cows - Is there a Relationship with Reproductive Performance?. Proc. Cornell Nutr. Conference. 1. 1983
- Body condition scoring as a herd management tool. Proc. 1983 Cornell Dairy Days. 45-50. 1983
- Herd Health and Reproductive Programs for Maximizing Profits. Proceedings of 1983 Cornell Dairy Days, A.S. Mimeo No. 67. 1983
- Herd health and reproductive programs for maximizing profits. Proc. 1983 Cornell Dairy Days. 15-23. 1983
- Managing for optimum reproduction. Proceedings 1983 Michigan and Indiana Dairy Breeding Seminar. 10. 1983
- Maximizing reproduction -- Will the 80's technology help?. Proc. 3rd Annual Eastern Ontario Farmer's Week. 5. 1983
- Nutrition - how does it affect reproduction?. Proc. 3rd Annual Eastern Ontario Farmer's Week. 1983
- Body condition scoring: a tool to use in herd analysis and management. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 31-35. 1982
- Body condition: Its relationship to health and reproduction. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 36-38. 1982
- Computerized herd health and reproduction records for the dairy farmer and veterinarian. Proc. 1982 Annual Conf., NYSCVM. 8. 1982
- Do-it-yourself AI -- Considerations and tips for success. Proc. Maine Dairy Seminar. 7. 1982
- Estrus detection - failure, accuracy and aids. Proc. 1982 Invitational Dairy Cattle Reproduction Workshop, Louisville, KY. 19-30. 1982
- Evaluating the feeding program. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 53-60. 1982
- Feed and forage analysis. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 39-42. 1982
- How and when you feed what you feed. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 61-68. 1982
- Improving reproductive efficiency to increase profits. Proc. 1982 Massachusetts Dairy Farmers' Seminar. 36-41. 1982
- Improving reproductive efficiency to increase profits. The cow side of the story. Proc. 1982 NH/VT Dairy Herd Management Conf. 11-18. 1982
- Improving reproductive efficiency to increase profits. Tips for improving reproductive management. Proc. 1982 NH/VT Dairy Herd Management Conf. 1-10. 1982
- Improving reproductive efficiency to increase profits. Tools for improving reproductive performance. Proc. 1982 NH/VT Dairy Herd Management Conf. 1918. 1982
- New technology - how it will affect dairy production. Proc. 1982 Cornell Dairy Days. 6-11. 1982
- Nutrition and reproduction - old and new concepts. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 16-30. 1982
- Presenting heat detection as the "A" in the alphabet. Proc. NAAB Technical Conference on Artificial Insemination and Inseminator Training Mini-Conference. 108-114. 1982
- Production problems. Proc. Troubleshooting Nutrition Problems in Dairy Herds. 4-7. 1982
- The team approach for solving reproductive problems in dairy herds. Proc. 1982 Invitational Dairy Cattle Reproduction Workshop, Louisville, KY. 125-130. 1982
- Heat detection - 1980's style. Proc. AABP Seminar on Dairy Cattle Reproduction. 13. 1981
- Managing the dry cow for top production, reproduction, and health. Proc. 12th Biennial Ruminant Health-Nutrition Conference. 1-14. 1981
- Nutrition and reproduction - old and new concepts. Proc. AABP Seminar on Dairy Cattle Reproduction. 15. 1981
- Dairy health management records. Proc. AABP Annual Mtg. 41-50. 1980
- Estrous synchronization in dairy heifers and lactating beef cattle using progesterone releasing intravaginal devices and prostaglandin F2. IXth International Congress on Reproduction and Artificial Insemination. 141-143. 1980
- Heat detection aids and pregnancy testing. Proc. Cornell Dairy Days. 70-75. 1980
- Milk progesterone assays as part of a reproductive management program for dairy cattle. IXth International Congress on Reproduction and Artificial Insemination. 135-141. 1980
- Milk progesterone testing to determine reproductive star-us of COWS. XI International Congress on Diseases of Cattle. 906-913. 1980
- Prostaglandin F2 - a new tool for reproductive management. Proc. Dairy Congress. 7. 1980
- Reproductive performance in problem cows. Proc. Cornell Dairy Days. 5-10. 1979
- Reproductive performance in problem cows. Proc. Dairy Congress. 5-10. 1979
- The impact of nutrition on reproduction. Proc. 11th Biennial Ruminant Health-Nutrition Conference. 1-13. 1979
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document part
- The optimum time of conception for Holstein cows: An economic analysis. 37. 1985
- Effects of body condition on liver fat content and performance in dairy cows. 220. 1983
- Epidemiology of parturient paresis: dry cow management and feeding in Holstein cows. 240. 1983
- Prostaglandin treatment of lactating dairy cows not detected in estrus. 229. 1983
- Effect of over-conditioning on liver enzymes and reproductive performance in dairy cattle. 196. 1982
- The use of PRID + PGF2 to control estrus in lactating dairy cow. 392. 1982
- Estrus and ovulation control in lactating beef cows using progesterone releasing intravaginal devices (PRID) plus prostgalandin (PGF2 ). 368. 1981
- The incidence of reproductive disorders and their effects on reproductive performance. 205. 1981
- The use of milk progesterone to monitor reproductive status in New York dairy herds. 163. 1981
- Relating milk production to measures of reproductive performance of the dairy cow. 223. 1979
- Prolactin binding to mammary gland liver and DMBA induced mammary tumors in rats 1976
- Possible role of prostaglandin F2 (PGF2 ) in mediating the effect of prolactin on RNA synthesis in mammary gland explants of mice. 343. 1975
- Corticoid response to ACTH in silage fed cows. 330. 1973
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report
- The Impact of Agriculture: It’s More Than Economic (Part II) 2008
- The Impact of Agriculture: It’s More Than Economic (Part I) 2008
- Fruit Consumption, Dietary Guidelines and Agricultural Production in New York State –Implications for Local Food Economies 2003
- Vegetable Consumption, Dietary Guidelines and Agricultural Production in New York State –Implications For Local Food Economies 2002
- What Successful Small Farmers Say 2002
- Why Conduct Research and Extension Programs for Small Farms 2001
- Connecting with the Food System in Extension and Research. A Sustainable Agriculture and Food Systems White Paper 1999
- Managing the dry cow for top production, reproduction and health 1984
- Nutrition and reproduction - old and new concepts 1984
- Improving Reproductive Efficiency in Dairy Cattle 1980
- Nutrition and Reproduction 1979
- Reproductive Performance: Status, Goals, Improvement 1978
- Some physiological responses of dairy cows fed high silage diets 1974
featured in archived article
Service
service to the profession
- North Country Dairy Viability Manufacturing Committee Committee Member 2003 -
- North Country Dairy Viability Education Committee Co-Chair 2002 -
- North Country Dairy Viability Initiative Steering Committee Committee Member 2002 -
- USDA-CSREES Small Farms Committee Member 1997 -
- NESARE Administrative Council Committee Member 2003 - 2004
- NESARE Core Curriculum Design Team Chairperson 2003 - 2004
- NESARE Professional Development Coordinating Committee Chairperson 2003 - 2004
- CALS/CCE Small Farms Program Work Team Chairperson 2001 - 2004
- SARE Professional Development Officer, Other Officer 1995 - 2004
- National SARE Curriculum Ad Hoc Committee Committee Member - 2003
- USDA NE Small Farms Research and Education Feasibility Study Task Force Chairperson 1999 - 2000
- NE Sustainable Agriculture Research and Education Program; Outcome Funding Design Team Chairperson 1998 - 2000
- NE Sustainable Agriculture Research and Education Program Administrative Council Committee Member 1994 - 2000
- USDA-CSREES Sustainable Agriculture Research and Education Program Operations Committee Committee Member 1994 - 2000
- NE Regional Agricultural Engineering Service Program Committee Committee Member 1990 - 1999
- USDA Sustainable Agriculture Advisory Council Committee Member 1994 - 1996
- USDA-CSREES Water Quality Evaluation Team Committee Member 1994 - 1996
- Extension Committee on Policy Program Leadership Committee Committee Member 1988 - 1994
- ECOP Bovine Somatotropin Education Workgroup Chairperson 1986 - 1990
- National Association of Animal Breeders Research Committee Committee Member 1984 - 1986
- American Dairy Science Association Physiology Committee Committee Member 1982 - 1986
- Northeast Branch American Dairy Science Association Officer, President/Elect/Past - 1984
- American Society of Animal Science Extension Program Committee Chairperson 1982 - 1983
- American Society of Animal Science Extension Program Committee Committee Member 1981 - 1983
- Northeast Branch American Dairy Science Association Officer, Vice President - 1983
- National Dairy Cattle Reproduction Workshop Planning Committee Committee Member 1981 - 1982
- Northeast Branch American Dairy Science Association Officer, Secretary - 1982
reviewer or editor for
Background
education and training
- Ph.D. in, Cornell University 1973
- B.S. in, Cornell University 1964
awards and honors
Other
college
- CALS