CURRICULUM VITAE. March M.S. and Residency in Large Animal Clinical Sciences, Michigan State University College of Veterinary Medicine, 1990

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1 CURRICULUM VITAE March 2013 NAME: David J. Wilson, DVM, MS, PhD, Dipl ACVPM EDUCATION: PhD Cornell University College of Veterinary Medicine, 2006 M.S. and Residency in Large Animal Clinical Sciences, Michigan State University College of Veterinary Medicine, 1990 DVM - Ohio State University, 1982 PROFESSIONAL EXPERIENCE: July present: Associate Professor, Utah State University. Epidemiologist, Utah Veterinary Diagnostic Laboratory; Dairy Extension Veterinarian. August 2006 June 2012: Assistant Professor, Utah State University. Quality Assurance Manager, Utah Veterinary Diagnostic Laboratory; Epidemiologist, UVDL; Dairy Extension Veterinarian. April 2006 July 2006: Independent consulting, Ithaca, NY. Consulting dairy practice, primarily in milk quality and mastitis control. Completed PhD from Cornell University. Transition and relocation to new position at Utah State University. June April 2006: The Dairy Authority, Greeley, Colorado and Ithaca, New York. Consulting dairy practice, primarily in milk quality and mastitis control. March May 2005: Senior Extension Associate, Cornell University. Farm visits to improve mastitis control and milk quality, also addressed calf raising, nutrition, housing, and reproductive programs. Teaching of veterinary and animal science students. Extension functions included farm visits, research, speaking and writing publications and posters. Research interests including economics, immunology and therapy of mastitis, diagnostic and prognostic tests, association of inapparent Paratuberculosis with mastitis, stray voltage, risk factors for dairy goat mastitis, and economics of dairy cow culling. 1

2 July Feb 1990: Food Animal Field Service and Mastitis Resident (M.S. program also), Michigan State University. July June 1987: Claremont Veterinary Clinic, Ashland, Ohio. Private practice, 90% dairy. June July 1985: Bedford Animal Hospital, Bedford, Virginia. 60% large animal mixed practice. June May 1984: David C. Bullerdick, DVM, Greens Fork, Indiana. 70% large animal mixed practice. REFEREED PUBLICATIONS: 1. Wilson DJ, Kirk JH, Walker RD, Bosworth Q: Serratia marcescens mastitis in a dairy herd. J Am Vet Med Assoc 196:7: , Wilson DJ, Bartlett PC, Kirk JH, Mellenberger RW, Mather EC: N-acetyl-B-Dglucosaminidase as a predictor of milk loss and recovery after clinical mastitis. Am J Vet Res 52:7: , Bartlett PC, Van Wijk J, Wilson DJ, Green CD, Miller GY, Majewski GA, Heider LE: Temporal patterns of lost milk production following clinical mastitis in a large Michigan Holstein herd. J Dy Sci 74:5: , Wilson DJ, Herer PS, Sears PM: N-acetyl-ß-D-glucosaminidase, etiologic agent, and duration of clinical signs for sequential episodes of chronic clinical mastitis in dairy cows. J Dy Sci 74:5: , Sears PM, Wilson DJ, Gonzalez RN, Hancock DD: Microbiological results from milk samples obtained premilking and postmilking for the diagnosis of bovine intramammary infections. J Dy Sci 74:12: , Sears PM, Wilson DJ, Smith BS, González RN. Emergence of Staphylococcus aureus L-form colony formation following antibiotic therapy of subclinical mastitis. J Dy Sci 74 (Suppl 1):203, Sears PM, Wilson DJ, Merrill WG, Brunner MA: Use of a farm plan to promote compliance with the 10 point plan for the Milk and Dairy Beef Quality Assurance Program. J Dy Sci 75 (Suppl 1):187, Southwick LH, Sears PM, Wilson DJ: Milk production, water consumption and somatic cell count responses of cows subject to 1-2 volts AC between the waterline and cow platform. J Am Vet Med Assoc 201:3: ,

3 9. Wilson DJ, Sears PM: Clinical mastitis caused by different types of pathogens: differences in milk production loss, recovery, age at onset, and milk NAGase. Agri- Pract 13:8:13-21, Wilson DJ, Rossiter C, Han HR, Sears PM: Association of Mycobacterium paratuberculosis infection with reduced mastitis, but with decreased milk production and increased cull rate in clinically normal dairy cows. Am J Vet Res 54:11: , Sears PM, Wilson DJ: Heifer mastitis. The Bov Pract:28:56-58, Wilson DJ, Stewart KN, Sears PM: Effects of stage of lactation, production, parity and season on somatic cell counts in infected and uninfected dairy goats. Sm Rum Res 16: , Wilson DJ, Rossiter CM, Han HR, Sears PM: Financial effects of Mycobacterium paratuberculosis on mastitis, milk production and cull rate in clinically normal cows. Agri-Pract 16:3:12-18, Wilson DJ, Gonzalez RN, Sears PM: Segregation or use of separate milking units for cows infected with Staphylococcus aureus: effects on prevalence of infection and bulk tank somatic cell count. J Dy Sci 78:9: , González RN, Wilson DJ, Sears PM et al. Clinical trial to determine association between different administration schedules for an Escherichia coli J5 bacterin and prevention of clinical coliform mastitis. J Dy Sci 78 (Suppl 1):252, Sears PM, Wilson DJ, González RN. Antibiotic effect on Streptococcus agalactiae prevalence in dairy herds. J Dy Sci 78 (Suppl 1):251, Wilson DJ, Sears PM, Gonzalez RN, Smith BS, Schulte HF, Bennett GJ, Das HH, Johnson CK: Efficacy of florfenicol for treatment of clinical and subclinical bovine mastitis. Am J Vet Res 57:4: , Wilson DJ, Southwick LH, Kaeser DR: Improvement in milk production and udder health following correction of stray voltage on computer feeders. Agri-Pract 17:5:24-29, Wilson DJ: Factors influencing therapy decisions in clinical cases of Gram-positive mastitis. Korean J Buiatrics 1:1:35-41, Wilson DJ: Segregation or use of separate milking units for Staphylococcus aureusinfected dairy cows. Korean J Buiatrics 1:1:51-55, Wilson DJ, Gonzalez RN, Das HH: Bovine mastitis pathogens in New York and Pennsylvania: prevalence and effects on somatic cell count and milk production. J Dy Sci 80:10: ,

4 22. Wilson DJ, Das HH, Gonzalez RN, Sears PM: Association between management practices, dairy herd characteristics, and somatic cell count of bulk tank milk. J Am Vet Med Assoc 210:10: , Rivas AL, Gonzalez RN, Wiedmann M, Bruce JL, Cole EM, Bennett GJ, Schulte HF, Wilson DJ, Mohammed HO, Batt CA: Diversity of Streptococcus agalactiae and Staphylococcus aureus ribotypes recovered from New York dairy herds. Am J Vet Res 58:5: , Wilson DJ, Das HH, Gonzalez RN, Sears PM, Han HR: Influence of management practices and dairy herd characteristics on bulk tank milk SCC. Korean J Buiatrics 2:1:13-18, Rivas AL, Wilson DJ, Gonzalez RN, Mohammed HO, Quimby FW, Lein DH, Milligan RA, Colle RD, Deshler JD, Trochim WMK: An interdisciplinary and systems-based evaluation of academic programs: bovine mastitis-related veterinary research, education and outreach. Scientometrics 40:2: , Allore HG, Wilson DJ, Erb HN, Oltenacu PA: Selecting linear-score distributions for modeling milk-culture results. Prev Vet Med 33:11-29, Wilson DJ, Sears PM, Hutchinson LJ: Dairy producer attitudes and farm practices used to reduce the likelihood of antibiotic residues in milk and dairy beef: a five state survey. Lg An Pract 19:5:24-30, Wilson DJ, Gonzalez RN, Case KL, Garrison LG, Grohn YT: Comparison of seven antibiotic treatments with no treatment for bacteriological efficacy against bovine mastitis pathogens. J Dy Sci 82:8: , Wilson DJ, Lawton JE: Dairy cattle identified as cull candidates: treatment expenses incurred before culling. Lg An Pract 20:4:16-21, Wilson DJ, González RN, Southwick LH: Evaluation of an experimental milking pulsation system for effects on milking and udder health. J Dy Sci 83:9: , Schukken YH, González RN, Wilson DJ, Garrison LG, Welcome F, Bennett G, Schulte H, Julius F, Saltman R: Case study use of compounded antibiotics for treatment of mastitis. The Bov Pract 34:2: , González RN, Wilson DJ, Sickles SA, Zurakowski MJ, Weybrecht PM, Walsh AK: Outbreaks of clinical mastitis caused by Trichosporon beigelii in dairy herds. J Am Vet Med Assoc 218:2: , Schukken YH, Wilson DJ, Welcome F, Garrison-Tikofsky L, González RN: Monitoring udder health and milk quality using somatic cell counts. Vet Res 34:5: ,

5 34. Wilson DJ, González RN, Hertl J, Schulte HF, Bennett GJ, Schukken YH, Gröhn YT: Effect of clinical mastitis on the lactation curve: a mixed model estimation using daily milk weights. J Dy Sci 87:7: , Grohn YT, Wilson DJ, González RN, Hertl JA, Schulte H, Bennett G, Schukken YH: Effect of pathogen-specific clinical mastitis on milk yield in dairy cows. J Dy Sci 87:10: , Grohn YT, González RN, Wilson DJ, Hertl JA, Bennett G, Schulte H, Schukken YH: Effect of pathogen-specific clinical mastitis on herd life in two New York State dairy herds. Prev Vet Med 71:1-2: , Wilson DJ, Skirpstunas RT, Trujillo JD, Cavender KB, Bagley CV, Harding R: Unusual history and initial clinical signs of Mycoplasma bovis mastitis and arthritis in first-lactation cows in a closed commercial dairy herd. J Am Vet Med Assoc 230:10: , Wilson DJ, Mallard BA, Burton JL, Schukken YH, Grohn YT: Milk and serum J5- specific antibody responses, milk production change and clinical effects following intramammary Escherichia coli challenge for J5 vaccinate and control cows. Clin and Vaccine Immunol 14:6: , Wilson DJ, Grohn YT, Bennett GJ, González RN, Schukken YH, Spatz J: Comparison of J5 vaccinates and controls for incidence, etiologic agent, clinical severity, and survival in the herd following naturally occurring cases of clinical mastitis. J Dy Sci 90:9: , Wilson DJ, Grohn YT, Bennett GJ, González RN, Schukken YH, Spatz J: Milk production change following clinical mastitis and reproductive performance compared among J5 vaccinated and control dairy cattle. J Dy Sci 91:10: , Wilson DJ, Mallard BA, Burton JL, Schukken YH, Grohn YT: Association of Escherichia coli J5-specific serum antibody responses with clinical mastitis outcome for J5 vaccinate and control dairy cattle. Clin and Vaccine Immunol 16:2: , Wilson DJ, Goodell G, Justice-Allen A, Smith ST: Herd-level prevalence of Mycoplasma spp. mastitis and characteristics of infected dairy herds in Utah as determined by a statewide survey. J Am Vet Med Assoc 235:6: , Justice-Allen A, Trujillo J, Corbett R, Harding R, Goodell G, Wilson D: Survival and replication of Mycoplasma species in recycled bedding sand and association with mastitis on dairy farms in Utah. J Dy Sci 93:1: , Article highlighted in Dairy Herd Management. Mycoplasma can survive in recycled sand. 2/1/2010 electronic publication: 5

6 44. Wilson DJ, Rood K, Biswas P, Byrem TM: Herd-level prevalence of Johne s disease in Utah and adjacent areas of the Intermountain West as detected by a bulk tank milk surveillance project. J Dy Sci 93:12: , Wilson DJ, Justice-Allen A, Goodell G, Baldwin TJ, Skirpstunas RT, Cavender KB: Risk of Mycoplasma bovis transmission from contaminated sand bedding to naive dairy calves. J Dy Sci 94:3: , Justice-Allen A, Trujillo J, Goodell G, Wilson DJ: Detection of multiple Mycoplasma species in bulk tank milk samples using real-time PCR and conventional culture and comparison of test sensitivities. J Dy Sci 94: , Maunsell FP, Woolums AR, Francoz D, Rosenbusch RF, Step DL, Wilson DJ, Janzen ED: Mycoplasma bovis infections in cattle. J Vet Intern Med 25:4: , Wilson DJ, Rood KA, Goodell GM: Bovine viral diarrhea milk ELISA test detecting anti-p80 antibody association with milk handling methods and cow characteristics. J Veterinar Sci Technolo 3:1:1-5, (search for bovine viral diarrhea ) 49. Wilson DJ, Goodell GM, Kelly T: On-farm pasteurized milk fed to dairy calves association of bacteria counts following pasteurization with season, temperature and time until feeding. J Veterinar Sci Technolo 3:6:1-5, (search for pasteurization ) BOOKS AND BOOK CHAPTERS: Sears PM, Wilson DJ (Editors). The Veterinary Clinics of North America Food Animal Practice, Mastitis, W.B. Saunders Co., Philadelphia, PA, Sears PM, Gonzalez RN, Wilson DJ, Han HR. Microbiological procedures for mastitis diagnosis and control. In: The Veterinary Clinics of North America Food Animal Practice, Update on Bovine Mastitis, Hunt E, Anderson KL, Eds., W.B. Saunders Co., Philadelphia, PA, , Wilson DJ, Gonzalez RN. Vaccination strategies for reducing clinical severity of coliform mastitis. In: The Veterinary Clinics of North America Food Animal Practice, Sears PM, Wilson DJ, Eds., W.B. Saunders Co., Philadelphia, PA, , Gonzalez RN, Wilson DJ. Mycoplasmal mastitis in dairy herds. In: The Veterinary Clinics of North America Food Animal Practice, Sears PM, Wilson DJ, Eds., W.B. Saunders Co., Philadelphia, PA, ,

7 ABSTRACTS AND CONFERENCE PROCEEDINGS: 1. Wilson DJ, Bartlett PC: NAGase, WMT, microbiology results, and associated change in milk production for clinical mastitis cases on a dairy farm. Proc 28th Ann Mtg Natl Mast Council:229, Wilson DJ, Bartlett PC, Mellenberger RW, Kirk JH, Mather EC: N-acetyl-B-Dglucosaminidase as a predictor of milk loss and recovery following clinical mastitis. Proc Natl Mast Council Am Assoc Bov Pract International Mastitis Symposium: , Wilson DJ, Gonzalez RN, Hayes GL, Sears PM: Mycoplasma mastitis in dairy herds: history, clinical signs and case reports. Proc 31st Ann Mtg Natl Mast Council:46-51, Wilson DJ, Stewart KN, Sears PM: Effects on goat somatic cell counts of intramammary infection, stage of lactation, and season. Proc Amer Dairy Sci Assoc, Sears PM, Wilson DJ, González RN, Blackburn P. The potential role of antimicrobial proteins in the treatment of bovine mastitis. Proc XVII World Buiatrics Congress:Vol 2: , Wilson DJ, Stewart KN, Sears PM: High somatic cell counts in uninfected dairy goats: effects of stage of lactation, production and season. Proc Cornell 85th Ann Conf for Veterinarians: , Wilson DJ, Rossiter C, Han HR, Sears PM: Does Johne's disease affect dairy cows' susceptibility to mastitis? Proc 32nd Ann Mtg Natl Mast Council: , Wilson DJ, Stewart KN, Sears PM: Factors affecting somatic cell counts in dairy goats. Proc 32nd Ann Mtg Natl Mast Council:210, Southwick LH, Wilson DJ, Sears PM: Stray voltage on a dairy farm: a case study. Proc 32nd Ann Mtg Natl Mast Council:203, Lauerman LH, Johansen D, Liu HJ, others, Wilson DJ: A two-step polymerase chain reaction for detection of mycoplasmas in milk. Proc 32nd Ann Mtg Natl Mast Council:213, Wilson DJ: Antibiotic and alternative therapy for contagious and environmental mastitis. Proc Natl Mast Council/Empire State Mastitis Council:16-23, González RN, Sears PM, Wilson DJ, Struble AM: Observations on Mycoplasma bovis mastitis and milk production, in Abstract of Papers. 74th Annu Mtg Conf Res Workers Anim Dis:53, Wilson DJ: Efficacy of a broad spectrum antibiotic against clinical and subclinical bovine 7

8 mastitis. Am Assoc Bov Pract Program Abstracts:17, Wilson DJ: Staphylococcus sp. mastitis - interpretation of diagnostic results and herd problem solving. Proc Ontario Vet Med Assoc: , González RN, Sears PM, Wilson DJ, Struble AM, Hayes GL: Can we manage Mycoplasma bovis infected herds without intensive culling? Proc 33rd Ann Mtg Natl Mast Council: , Wilson DJ, Gonzalez RN, Sears PM: Bulk tank and individual cow milk cultures for detection of contagious mastitis pathogens before adding purchased animals to dairy herds. Proc 37th Ann Conf Am Assoc Vet Lab Diag:3-7, Wilson DJ, Gonzalez RN, Sears PM: Detection of contagious mastitis pathogens before adding purchased animals to dairy herds. Proc 14th Pan Am Congress Vet Sci:40, González RN, Wilson DJ, Sears PM: Producción láctea en vacas con infecciones intramamarias causadas por Mycoplasma bovis (Milk production in cows with intramammary infections due to Mycoplasma bovis). Proc 14th Pan Am Congress Vet Sci:41, González RN, Wilson DJ, Sears PM: Epidemiología de la mastitis micoplásmica en el estado de Nueva York, U.S.A. (Epidemiology of mycoplasmal mastitis in New York State, U.S.A.). Proc 14th Pan Am Congress Vet Sci:41, González RN, Sears PM, Wilson DJ: El Servicio de Promoción de Leche de Calidad del estado de Nueva York: Un programa único en su tipo (The New York State Quality Milk Promotion Services: a unique program in its kind). Proc 14th Pan Am Congress Vet Sci:41, González RN, Sears PM, Wilson DJ: Observaciones en el diagnóstico de infecciones intramamarias causadas por Mycoplasma bovis (Observations in the diagnosis of intramammary infections due to Mycoplasma bovis). Proc 14th Pan Am Congress Vet Sci:41, Wilson DJ, Sears PM: Mastitis control management practices and their relationship to bulk tank SCC. Proc 34th Ann Mtg Natl Mast Council:33, Wilson DJ: Coagulase-negative Staphylococcus sp. mastitis - interpretation of diagnostic results and herd problem solving. Proc 34th Ann Mtg Natl Mast Council:78, González RN, Wilson DJ, Sears PM: Immunization of dairy cows against clinical coliform mastitis. Proc 34th Ann Mtg Natl Mast Council:126, González RN, Wilson DJ, Sears PM: Efficacy of an Escherichia coli J5 bacterin to prevent clinical coliform mastitis under three immunization schedules. Proc III Intl Dairy Fed Mastitis Seminar:S-4:64,

9 26. González RN, Sears PM, Wilson DJ: Diagnosis of intramammary infections due to Mycoplasma bovis in dairy cattle. Proc III Intl Dairy Fed Mastitis Seminar:S-2:23, Wilson DJ, González RN, Sears PM: Detection of contagious mastitis pathogens before adding purchased animals to dairy herds. Proc III Intl Dairy Fed Mastitis Seminar:S-4:74, González RN, Sears PM, Wilson DJ, Mohammed HO: Epidemiology of mycoplasmal bovine mastitis in the state of New York, U.S.A. Proc III Intl Dairy Fed Mastitis Seminar:S- 6:68, Sears PM, Gonzalez RN, Wilson DJ: Mycoplasmal bovine mastitis: case reports and review. Proc Michigan Vet Med Assoc: , Wilson DJ, Sears PM, Gonzalez RN, Smith BS, Schulte HF, Bennett GJ, Das HH, Johnson CK: Efficacy of florfenicol versus clinical and subclinical cases of bovine mastitis. Proc 35th Ann Mtg Natl Mast Council: , Wilson DJ, Gonzalez RN, Sears PM: Segregation or use of separate milking units for cows infected with Staphylococcus aureus reduced prevalence of infection and bulk tank somatic cell counts. Proc XIX World Assoc Buiatrics: , Gonzalez RN, Wilson DJ, Mohammed HO, Sears PM, Rivas AL, Gordon S: A placebocontrolled trial of an Escherichia coli J5 bacterin and the ribotyping-based assessment of coliform bacteria diversity on a dairy farm. Proc XIX World Assoc Buiatrics: , Wilson DJ, Sears PM, Smith BS, Schulte HF, Bennett GJ, Das HH, Johnson CK: Efficacy of florfenicol versus clinical and subclinical cases of bovine mastitis. Proc XIX World Assoc Buiatrics:Poster Presentations:236, Wilson DJ, Das HH, Gonzalez RN: Prevalence, somatic cell count, and financial effects of bovine mastitis pathogens in New York and Pennsylvania. Proc XIX World Assoc Buiatrics:Poster Presentations:237, Wilson DJ, Das HH, Gonzalez RN, Sears PM: Influence of management practices and dairy herd characteristics on bulk tank milk SCC. Proc XIX World Assoc Buiatrics:Poster Presentations:238, Wilson DJ, Gonzalez RN, Sears PM: Segregation or use of separate milking units for Staphylococcus aureus-infected dairy cows. Proc 29th Ann Conv Am Assoc Bov Pract: , Wilson DJ, Rossiter CA, Han HR, Sears PM: Financial effects of Mycobacterium 9

10 paratuberculosis on mastitis, culling and milk production in clinically normal dairy cattle. Proc 5th Int Colloquium on Paratuberculosis: , Rivas AL, Gonzalez RN, Wiedmann M, Bruce JL, Wilson DJ, Batt CA: Epidemiology and diversity profiles of mastitis-associated Staphylococcus aureus and Streptococcus agalactiae ribotypes in New York State. Proc 77th Ann Mtg Conf Res Workers An Dis:28, Rivas AL, Wilson DJ, Gonzalez RN: Veterinary extension (bovine mastitis): a three-method evaluation model. Proc 77th Ann Mtg Conf Res Workers An Dis:56, Wilson DJ, Gonzalez RN: Evaluation of milk culture, SCC and CMT for screening herd additions. Natl Mast Council, Albuquerque, NM, Proc 36th Ann Mtg Natl Mast Council: , González RN, Wilson DJ: Where are we on mycoplasmal mastitis? Proc Cornell 89th Ann Conf for Veterinarians: , Wilson DJ, Gonzalez RN, Schulte HF, Bennett GJ, Das HH: Evaluation of florfenicol, and comparison of six other treatments with spontaneous cure rates for treatment of bovine mastitis. Proc Cornell 89th Ann Conf for Veterinarians: , Wilson DJ, Hutchinson LJ, Sears PM: Dairy producer opinions and farm practices used to assure milk and dairy beef quality: a five state survey. Proc 30th Ann Conv Am Assoc Bov Pract: , Wilson DJ, Case KL, Gonzalez RN, Han HR: Bacteriologic cure rates for bovine mastitis cases with no treatment or with eight different antibiotics. Proc 37th Ann Mtg Natl Mast Council: , Wilson DJ, Gonzalez RN: Prevalence and effects of mastitis agents. Proc Pan Am Conf Mast and Milk Qual:28-29, Wilson DJ, Gonzalez RN, Schulte HF, Bennett GJ, Sears PM: Cure rates for mastitis treatments. Proc Pan Am Conf Mast and Milk Qual:51-52, Wilson DJ, Garrison LL, Case KL, Gonzalez RN: Evaluation of 9 treatments, including no treatment, for efficacy against 21 different bovine mastitis pathogens. Proc 31st Ann Conv Am Assoc Bov Pract: , Wilson DJ, Gonzalez RN, Das HH: Prevalence of mastitis in the northeast U.S. and comparison to historical levels in several regions of the world. Proc 38th Ann Mtg Natl Mast Council: , Wilson DJ: Mastitis biosecurity: lessons from expansion in New York. Proc Natl Mast Council Reg Mtg:10-17,

11 50. Wilson DJ, Gonzalez RN, Southwick LH: Comparison of an experimental pulsation system with conventional pulsation. Proc 33rd Ann Conv Am Assoc Bov Pract:143, Wilson DJ: Farm methods and dairy producer attitudes regarding avoidance of antibiotic residues in milk and dairy beef in the USA. Proc XXI World Assoc Buiatrics: 726, Wilson DJ: Treatment measures and treatment costs for dairy cattle previously identified as cull candidates. Proc XXI World Assoc Buiatrics: 727, Schukken YH, González RN, Garrison LL, Welcome F, Wilson DJ: Improving milk quality through prevention. Proc XXI World Assoc Buiatrics: 724, Schukken Y, Tikofsky L, Wilson D, Osteras O: Factors affecting the success of antibiotic treatment at dryoff. Proc 40th Ann Mtg Natl Mast Council:80-87, Wilson DJ, Gonzalez RN, Shook G, Garrison-Tikofsky L, Schukken YH: Prevalence of bovine mastitis increases with average linear score and has possible implications for genetic selection. J Dy Sci 84: Suppl 1:150, Wilson DJ, González RN, Han HR, Schukken YH: Adoption of mastitis control practices, dairy farm characteristics, and associations with milk quality. Proc Natl Mast Council - Am Assoc Bov Pract International Mastitis Symposium, , Schulte H, Schukken Y, Wilson D: Common milking system problems and their impact on mastitis incidence. Proc Natl Mast Council - Am Assoc Bov Pract International Mastitis Symposium, , Wilson DJ, González RN, Southwick LH: Evaluation of an experimental pulsation system. Proc Natl Mast Council - Am Assoc Bov Pract International Mastitis Symposium, , González RN, Wilson DJ: Realistic milk culture programs for herd expansion. Proc 41st Ann Mtg Natl Mast Council: , (Also an NMC Electronic Publication): Wilson DJ, González RN, Shook G, Tikofsky L, Schukken YH: Average linear score of the SCC as a predictor of prevalence of IMI. Proc XXII World Assoc Buiatrics: 124, Wilson DJ, Southwick LH: Cow contact current on feeders and milk production loss on a dairy farm; a case report. Proc Stray Voltage and Dairy Farms, NRAES: , Wilson DJ, Mallard BA, Burton JL, Schukken YH: J-5 bacterin protection against E. coli intramammary challenge and association with milk and blood levels of J-5 specific antibodies. Proc 36th Ann Conv Am Assoc Bov Pract: , Wilson DJ, Gonzalez RN, Bennett G, Schulte HF, Spatz J, Tikofsky L, Welcome F, 11

12 Schukken YH: Dairy herd characteristics, management practices and mastitis prevalence data from farm visits to improve milk quality in New York and surrounding states. J Dy Sci 87: Suppl 1:281, Wilson DJ, Mallard BA, Burton JL, Grohn YT, Schat KA, Schukken YH: Comparison of J- 5 vaccinates and controls for clinical severity, milk production change, etiologic agent, and survival in the herd following naturally occurring cases of clinical mastitis. Proc 37th Ann Conv Am Assoc Bov Pract: , Wilson DJ, Skirpstunas RT, Trujillo JD, Cavender KB, Bagley CV, Harding R: Unusual presenting clinical signs of Mycoplasma bovis arthritis and mastitis in a closed commercial dairy herd. Proc 40th Ann Conv Am Assoc Bov Pract: 243, Wilson DJ: Antibody responses and clinical outcome following naturally occurring cases of clinical mastitis compared among J5 vaccinates and controls. Proc 40th Ann Conv Am Assoc Bov Pract: 265, Wilson DJ, González RN, Sears PM, Southwick LH, Schulte HF, Bennett GJ: Mastitis pathogens from 3164 dairy goats and 591 dairy sheep, and farm characteristics from Proc 50th Ann Conf Am Assoc Vet Lab Diag: 132, Wilson DJ: Culture based therapy decisions for mastitis management. Proc Vet-to-Vet Conference, Schering-Plough Animal Health: 1-22, Wilson DJ, González RN, Sears PM, Southwick LH, Schulte HF, Bennett GJ: Intramammary pathogens from 3755 dairy goats and sheep and farm characteristics from New York State. J Dy Sci Vol. 91, E-Suppl. 1:301, Wilson DJ, Trujillo JD, Skirpstunas RT, Cavender KB: Sodium chlorite lactic acid teat dip contaminated with Serratia liquefaciens. J Dy Sci Vol. 91, E-Suppl. 1:302, Wilson DJ, Goodell G, Maddox J, Justice-Allen A: Herd level prevalence of mycoplasma mastitis and findings in infected dairy herds in Utah results of a statewide survey. Proc 51st Ann Conf Am Assoc Vet Lab Diag: 88, Wilson DJ, Trujillo J, Justice-Allen A, Goodell G: Mycoplasma diagnosis by PCR from bedding of mycoplasmal dairy herds and association with disease in dairy animals. Proc FAO/IAEA/UN International Symposium: , Wilson DJ: Reproduction and milk loss following clinical mastitis compared among J5 vaccinates and controls. J Dy Sci Vol. 92, E-Suppl. 1: , Baldwin TJ, Wilson DJ, Skirpstunas RT, Trujillo JD, Kelly EJ: Calf enteric mortality etiologies, J Dy Sci Vol. 92, E-Suppl. 1:524, Wilson DJ, Justice-Allen A, Goodell G: Mycoplasma as an environmental isolate on dairy 12

13 farms. Proc 42nd Ann Conv Am Assoc Bov Pract: 77-80, Justice-Allen A, Trujillo J, Corbett R, Harding R, Goodell G, Wilson DJ: Effects of temperature and humidity on the survival of mycoplasma organisms in recycled bedding sand. Proc 42nd Ann Conv Am Assoc Bov Pract: 81-85, Wilson DJ, Justice-Allen A, Maddox J: Management approaches to reducing or eliminating mycoplasma mastitis in a dairy herd- what has been working and not working. Proc 42nd Ann Conv Am Assoc Bov Pract: 86-92, (Also selected by Am Assoc Bov Pract as an Animal Care Training Package, AABP104: Management Approaches to Mycoplasma Mastitis - What Has Worked and Not Worked): under Dairy. 78. Wilson D, Trujillo J, Justice-Allen A, Goodell G: Mycoplasma found in bedding of dairy herds with associated mycoplasma mastitis in dairy cattle. Proc 52nd Ann Conf Am Assoc Vet Lab Diag: 94, Wilson D, Justice-Allen A, Maddox J: Reduction in mycoplasma mastitis in Utah dairy herds participating in a follow-up project. Proc 52nd Ann Conf Am Assoc Vet Lab Diag: 98, Trujillo J, Justice-Allen A, Morley T, Wilson D: SYBR green real-time PCR detection and differentiation assay for Mycoplasma species in biological samples. Proc 52nd Ann Conf Am Assoc Vet Lab Diag: 97, Wilson DJ: Mycoplasma mastitis management strategies and likelihood of eliminating it from dairy herds in Utah. Proc Utah Vet Med Assoc:1-21, Wilson DJ, Justice-Allen A, Baldwin TJ, Skirpstunas RT, Cavender KB, Goodell G: An experiment in transmission of Mycoplasma bovis in sand bedding to naive dairy calves. J Dy Sci Vol. 93, E-Suppl. 1:253, Wilson DJ, Rood KA, Trujillo JD: Herd-level prevalence of Johne s disease on dairy farms in Utah and the surrounding intermountain west. J Dy Sci Vol. 93, E-Suppl. 1:260, Wilson DJ, Justice-Allen A, Goodell G, Baldwin TJ, Skirpstunas RT, Cavender KB: Is Mycoplasma bovis in bedding sand transmissible to naive dairy calves? Proc 43rd Ann Conv Am Assoc Bov Pract: 201, Wilson DJ, Rood K, Wareham C, Byrem TM: Use of a new bulk tank milk test to measure prevalence of Johne s disease in Utah and the intermountain west. Proc 43rd Ann Conv Am Assoc Bov Pract: 206, (Also selected by Am Assoc Bov Pract as an Animal Care Training Package, AABP179: Use of a New Bulk Tank Milk Test to Measure Prevalence of Johne s disease in Utah and the Intermountain West): under Research Summaries. 86. Wilson DJ, Justice-Allen A, Goodell G, Baldwin TJ, Skirpstunas RT, Cavender KB: 13

14 Experimental exposure of naive dairy calves to Mycoplasma bovis in naturally contaminated bedding sand risk of transmission. Proc 53rd Ann Conf Am Assoc Vet Lab Diag: 131, Wilson DJ, McFarlane L: First report of contagious ecthyma in bighorn sheep in Utah. Proc 53rd Ann Conf Am Assoc Vet Lab Diag: 133, Wilson DJ, Justice-Allen A, Trujillo JD, Goodell G: Multiple Mycoplasma spp. detected in bulk tank milk samples using real-time PCR and conventional culture, and agreement between test methods. J Dy Sci Vol. 94, E-Suppl. 1:701, Wilson DJ, Rood KA, Goodell G: Evaluation of a BVD milk ELISA test detecting anti-p80 antibody and comparison with ear notch testing for PI cattle. J Dy Sci Vol. 94, E-Suppl. 1:702, Wilson DJ, Justice-Allen AE, Trujillo JD, Goodell G: Detection of Mycoplasma spp. in bulk tank milk samples using conventional culture and real-time PCR. Proc Natl Mast Council - Am Assoc Bov Pract 3 rd Int l Symp on Mastitis and Milk Quality, , Wilson DJ, Rood K, Goodell G: Comparison of milk BVD ELISA results with ear notch testing, between milk sample handling methods and with cow characteristics. Proc 44th Ann Conv Am Assoc Bov Pract: 175, Wilson DJ, Rood K, Goodell G: BVD milk ELISA compared with ear notch testing for detection of PI cattle, and effects of cow characteristics and 4 milk sample handling methods on ELISA results. Proc 54th Ann Conf Am Assoc Vet Lab Diag: 87, Wilson DJ: Johne s disease milk ELISA test strategy. SPC in pasteurized milk for calves time, season, and temperature. Proc Utah Vet Med Assoc:1-11, Wilson DJ, Rood KA, Goodell G: Bacteria counts in on-farm pasteurized milk for dairy calves vs. season and time post-pasteurization. J Dy Sci Vol. 95, E-Suppl. 2:394, Wilson DJ, Goodell GM: Petrifilm TM measurement of bacteria counts (SPC) in pasteurized waste milk for feeding to dairy calves and association of SPC with time until feeding, season and temperature. Proc 55th Ann Conf Am Assoc Vet Lab Diag: 38, EXTENSION AND OTHER PUBLICATIONS: 1. Wilson DJ: N-acetyl-B-D-glucosaminidase as a predictor of milk loss and recovery following clinical mastitis. Master's thesis, Michigan State University, Wilson DJ: NAGase: a new test for clinical mastitis? Quality Milk Promotion Services Newsletter, Spring, Wilson DJ: Ensuring a milk supply free from contaminating residues. Quality Milk 14

15 Promotion Services Newsletter, Fall, Wilson DJ: Usage of mastitis control practices and resulting profitability. Quality Milk Promotion Services Newsletter, November, Wilson DJ: Heifer mastitis: the dairy industry's hidden disease. Quality Milk Promotion Services Newsletter, Spring, Wilson DJ, Kopcha M: Adenomatous polyps in the pylorus of a Barbados sheep. Am Assoc of Sm Rum Pract Newsletter, April-June, p.10, Wilson DJ, Sears PM, Gonzalez RN, Smith BS, Schulte HF, Bennett GJ, Das HH, Johnson CK: Efficacy of florfenicol for treatment of clinical and subclinical bovine mastitis. Am Assoc Bov Pract Newsletter, May, p.6, Wilson DJ, Gonzalez RN, Sears PM: Segregation or use of separate milking units for cows infected with Staphylococcus aureus reduced prevalence of infection and bulk tank somatic cell counts. The Bov Pract:32:2:40-42, Dickrell J: Don't buy problems. (Abstract of presentation by D.Wilson with permission.) Dairy Today:15:9:32, Wilson DJ: Don't buy mastitis. Natl Mast Council Newsletter:22:4:3, Anonymous: Milk quality, mastitis prevention strategies discussed at NMC meeting. (Abstract of presentation by D Wilson with permission.) Dairy Source Newsletter, Pharmacia Upjohn:2:3:1, Klages K: Purchasing problems. (Abstract of presentation by D.Wilson with permission). Ontario Dairy Farmer:9-10:58-60, Wilson DJ, Gonzalez RN, Case KL, Garrison LG, Grohn YT: Comparison of seven antibiotic treatments with no treatment for bacteriological efficacy against bovine mastitis pathogens (abstract). An Health Spect, Miss St Univ:10:3:4, Wilson DJ, Gonzalez RN, Case KL, Garrison LG, Grohn YT: Ibid. (Same as above abstract.) Veterinary News, Penn St Univ: Feb, Schoonmaker K: Four ways to minimize disease during expansion. (D Wilson is quoted and contributed to article.) Dairy Herd Management:37:11:30-34, Schoonmaker K: Culture before you buy. (Abstract of presentation by D Wilson with permission.) Dairy Herd Management:37:11:45-46, González RN, Wilson DJ: Mycoplasmal mastitis in dairy herds. Natl Mast Council Newsletter 26:2:4,

16 18. Wilson DJ: Utah State University hires new extension veterinarian and epidemiologist. Utah State University Dairy Newsletter 29:5:5-6, Wilson DJ: Bulk tank milk cultures: how often should they be done and how are they best used? Utah State University Dairy Newsletter 29:6:4-5, Wilson DJ: rbst free milk and the larger issue of organic farming. Utah State University Dairy Veterinary Newsletter: 1-6, Dec., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Dec% pdf 21. Wilson DJ: Mycoplasma in adult dairy cattle can initially show many different clinical signs. Utah State University Dairy Newsletter 30:1:5-6, (Also a Utah State University Extension Fact Sheet): Wilson DJ: A project offering no-cost confidential testing to all Utah dairy producers. Utah State University Dairy Newsletter 30:3:4-5, Wilson DJ: Cure rates of different antibiotic treatments against bovine mastitis, antibiotic treatment against mastitis in dairy goats, homeopathic and other nonantibiotic treatments against bovine mastitis. Utah State University Dairy Veterinary Newsletter: 1-6, Mar., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20March% pdf 24. Wilson DJ: A project to monitor Mycoplasma mastitis on all Utah dairy farms. Northwest edition of Progressive Dairyman: 21:5:37, Wilson DJ: Why is participation in Johne s Disease testing programs so low, and is it important to increase Johne s surveillance in the dairy industry? Utah State University Dairy Veterinary Newsletter: 1-6, May, (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20May% pdf 26. Wilson DJ: Mastitis and its effects on reproduction of dairy cows. Utah State University Dairy Newsletter 30:5:4-6, Wilson DJ: Reprint with acknowledgment of article by Sanderson MW: A review of Neospora caninum in cattle. From Bov Pract, Am Assoc Bov Pract, Also conclusion by DW: N. caninum and possible new developments. Utah State University Dairy Veterinary Newsletter: 1-5, July, (Also a Utah State University Extension Fact Sheet): 16

17 20Vet%20Newsletter%20July% pdf 28. Wilson DJ: Electronic invited publications on DAIReXNET. FAQ s for national dairy extension. DW answered 6 questions regarding mastitis and udder health; password guarded access to answer the questions by invitation only. August, Wilson DJ: The AABP meeting and some trends in large animal practice. Chronic Wasting Disease. Utah State University Dairy Veterinary Newsletter: 1-4, Sept., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Sept%202007df.pdf 30. Wilson DJ: Sexed (GES) semen and dairy cattle breeding. Utah State University Dairy Newsletter 30:7:3-5, Wilson DJ: Commercial colostrum replacer, Cow behavior study, Johne s Disease organisms in recycled sand, Reducing stillbirths on dairy farms. 4 reprints with acknowledgment of abstracts by Swan H et al., Endres M et al., Gehrke J et al., Vernooy E et al. Introduction and conclusions for each by DW. Utah State University Dairy Veterinary Newsletter: 1-6, Dec., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Dec% pdf 32. Wilson DJ: Abstract with acknowledgment of article by Riekerink RO et al.: Risk factors for incidence rate of clinical mastitis in a nationwide study on Canadian dairy farms. From Proc 46th Ann Mtg Natl Mast Council: , Discussion by DW: Some interesting factors associated with clinical mastitis rates (including some rarely studied). Utah State University Dairy Newsletter 31:1:3-4, Wilson DJ: Malignant Catarrhal Fever in Utah, Manure pits can pose fatal danger. Utah State University Dairy Veterinary Newsletter: 1-4, Jan., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Jan%202008df.pdf 34. Wilson DJ: Testing for Johne s Disease in Utah using milk samples, including DHIA samples. Utah State University Dairy Newsletter 31:2:3-5, Wilson DJ: How do headlocks affect feed access for cows? Utah State University Dairy Veterinary Newsletter: 1-4, Mar., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Mar% pdf 36. Wilson DJ: How to use sexed semen in dairy cattle breeding. Reprint of USU Dairy Newsletter article by request of Editor. Progressive Dairyman 8:11-12, May 27, 17

18 Wilson DJ: Mastitis and its effects on reproduction. Reprint of USU Dairy Newsletter article by request of Editor. Progressive Dairyman 8:9-10, May 27, Wilson DJ: Reprint with acknowledgment, condensed version, and commentary by DW of article by Sterner KE et al.: Factors influencing the survival of dairy cows after correction of left displaced abomasum. From JAVMA 232:10, May 15, Utah State University Dairy Veterinary Newsletter: 1-9, May, (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20May%202008DFedit.pdf 39. Wilson DJ: Is dry period length of days better than dry period length of days? Utah State University Dairy Newsletter 31:4:1-3, Wilson DJ: Early embryonic loss in dairy cattle and the search for hormonal therapy or other management measures to improve it. Utah State University Dairy Veterinary Newsletter: 1-6, July, (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20July%202008DFedit.pdf 41. Wilson DJ: Electronic invited publications on DAIReXNET. Questions for national dairy extension. DW answered 2 questions regarding mastitis and udder health; password guarded access to answer the questions by invitation only. July, Wilson DJ, Mallard BA, Burton JL, Schukken YH, Grohn YT: Milk and serum J5- specific antibody responses, milk production change and clinical effects following intramammary Escherichia coli challenge for J5 vaccinate and control cows. Popularized Summary chosen for inclusion in: Highlights in Canadian Dairy Cattle Research 2007, Dairy Farmers of Canada, Canadian Dairy Network, Agriculture and Agri-Food Canada, (A total of 32 papers were selected.) 43. Wilson DJ: Discard milk fed to calves after pasteurization handling is critical. Utah State University Dairy Newsletter 31:5:1-2, Justice-Allen A, with introduction by Wilson DJ, Editor: Jejunal/intestinal hemorrhage syndrome. Utah State University Dairy Veterinary Newsletter: 1-4, October, Wilson DJ: What could the Chinese milk scandal mean for the U.S. dairy industry? Utah State University Dairy Veterinary Newsletter: 1-4, Dec., Wilson DJ, Grohn YT, Bennett GJ, González RN, Schukken YH, Spatz J: Milk production change following clinical mastitis and reproductive performance 18

19 compared among J5 vaccinated and control dairy cattle. Abstract chosen by Am Assoc Bov Pract. AABP Dec. Newsletter: 7, Wilson DJ: The Chinese milk scandal what could it mean for the U.S. dairy industry? Utah State University Dairy Newsletter 32:1:2-4, Wilson DJ: Electronic invited publications on DAIReXNET. Questions for national dairy extension. DW answered one question regarding mastitis and udder health; password guarded access to answer the questions by invitation only. February, Wilson DJ: How much evidence is there for the effectiveness of treatments for common calf diseases? Utah State University Dairy Veterinary Newsletter: 1-6, Jan., (Also a Utah State University Extension Fact Sheet): ter%20jan% pdf 50. Wilson DJ: How are the most recent freestall designs serving cow welfare and dairy milk production needs? Utah State University Dairy Newsletter 32:2:2-3, Wilson DJ: Results of statewide surveillance for mycoplasma mastitis in Utah herd level prevalence and characteristics of infected dairy herds. Utah State University Dairy Veterinary Newsletter: 1-7, Mar., (Also a Utah State University Extension Fact Sheet): ter%20mar% pdf 52. Wilson DJ, Trujillo JD, Skirpstunas RT, Cavender KB: Isolation of Serratia liquefaciens from sodium chlorite lactic acid teat dip stored on a dairy farm. The Bov Pract (Peer-Reviewed) Spring, 2009:32-34, Wilson DJ: Electronic invited publications on DAIReXNET. Questions for national dairy extension. DW answered one question regarding mastitis and udder health; password guarded access to answer the questions by invitation only. May, Wilson DJ: Senator and former Secretary of Agriculture comments on political issues and regulations affecting US farming. Exclusive insight into animal ID, a story from Dairy Herd Management magazine. Utah State University Dairy Veterinary Newsletter: 1-6, June, (Also a Utah State University Extension Fact Sheet): ter%20june% pdf 55. Wilson DJ: New livestock indemnity program and highlights from the recent American Dairy Science Association Meeting. Utah State University Dairy Veterinary Newsletter: 1-4, July, (Also a Utah State University Extension Fact Sheet): 19

20 ter%20july% pdf 56. Wilson DJ: New antibiotic residue testing methods and targeting of cull dairy cows for residue testing of kidneys at slaughter facilities. Utah State University Dairy Veterinary Newsletter: 1-4, Oct., (Also a Utah State University Extension Fact Sheet): ter%20oct% pdf 57. Wilson DJ: USDA revises veterinary accreditation program more information to come. Cold weather feeding of pre-weaned calves. An attack on conventionally produced dairy products on a popular browser (but another part of the article commends a dairy product). Utah State University Dairy Veterinary Newsletter: 1-4, Dec., (Also a Utah State University Extension Fact Sheet): ter%20dec% pdf 58. Wilson DJ: Cold weather feeding of pre-weaned calves. Utah State University Dairy Newsletter 33:1:2-4, Wilson DJ: Some new information regarding handling of diagnostic milk samples for mycoplasma mastitis. USDA announces changes in the animal disease traceability program. Utah State University Dairy Veterinary Newsletter: 1-4, Jan., (Also a Utah State University Extension Fact Sheet): ter%20jan% pdf 60. Wilson DJ: Free-range grazing becoming part of the requirements for organic dairying. Utah State University Dairy Newsletter 33:2:1-4, Wilson DJ: How viable is the use of frozen-thawed, sex-sorted bull sperm in terms of fertility? Utah State University Dairy Veterinary Newsletter: 1-4, Mar., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Mar% pdf 62. Wilson DJ: Will the US legal limit for SCC in bulk tank milk effectively become 400,000/ml? What happens beginning October 1, 2010? Utah State University Dairy Veterinary Newsletter: 1-4, May, (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20May% pdf 63. Wilson DJ: FDA s new draft guidance, The Judicious Use of Medically Important Antimicrobial Drugs in Food-Producing Animals - comment process and a summary of the document. Utah State University Dairy Veterinary Newsletter: 1-4, July, (Also a Utah State University Extension Fact Sheet): 20

21 20Vet%20Newsletter%20July% pdf 64. Wilson DJ, Mallard BA, Burton JL, Schukken YH, Grohn YT: Association of Escherichia coli J5-specific serum antibody responses with clinical mastitis outcome for J5 vaccinate and control dairy cattle. Chosen for inclusion in: Highlights in Canadian Dairy Cattle Research 2010, Dairy Farmers of Canada, Canadian Dairy Network, Agriculture and Agri-Food Canada, Wilson DJ: Are undercover farm videos producing a backlash in public opinion against animal rights activists? Utah State University Dairy Newsletter 33:5:1-4, Wilson DJ, Justice-Allen A, Maddox J: Reduction or elimination of mycoplasma mastitis in Utah dairy herds following the statewide surveillance project, and a comparison of strategies against mycoplasma. Utah State University Dairy Veterinary Newsletter: 1-8, Oct., (Also a Utah State University Extension Fact Sheet): 20Vet%20Newsletter%20Oct% pdf 67. Wilson DJ: The EU export rules and a 400,000/ml SCC limit, and the National Livestock ID Program two ideas yet again on hold. Utah State University Dairy Veterinary Newsletter: 1-4, Dec., (Also a Utah State University Extension Fact Sheet): %20Vet%20Newsletter%20Dec% pdf 68. Wilson DJ: The 400,000/ml SCC limit and the National Livestock ID Program what is the status of these proposed changes? Utah State University Dairy Newsletter 34:1:2-3, Wilson DJ: The change in neo-terramycin (neomycin/oxytetracycline) milk replacers. 92% of U.S. dairy cows live in 23 states, including Utah. Utah State University Dairy Veterinary Newsletter: 1-6, Jan., (Also a Utah State University Extension Fact Sheet): %20Vet%20Newsletter%20Jan% pdf 70. Schoonmaker K: Study examines sand bedding as source of infection for dairy calves. (D Wilson is quoted and contributed to invited article reporting on calf bedding study). Dairy Herd Network, electronic publication of Dairy Herd Management: March 25, heifer/study-examines-sand-bedding-as-source-of-infection-for-calves html 71. Wilson DJ: Loss of livestock including dairy animals to predators is it increasing? 21