Dairy Docs

COMMISSIONED REVIEWS

1. Lean IJ, Beckett SD, Burton N, Morgan W (1994) A review of hormonal manipulations of reproduction. Dairy Research Development Corporation.

2. Curtis MA, Lean IJ (1995) A review of treatment and prevention of retained placenta and uterine infection. Dairy Research Development Corporation.

REFEREED JOURNAL ARTICLES

1. Abe N. Lean IJ. Rabiee A. Porter J. Graham C. (1994). Effects of sodium monensin on reproductive performance of dairy cattle. II. Effects on metabolites in plasma, resumption of ovarian cyclicity and oestrus in lactating cows, Australian Veterinary Journal, 71:277-282. abstract available

17. Lean IJ, Troutt HF, Boermans H, Moller G, Webster G Tracy M (1990). An investigation of bulk tank milk selenium levels in the San Joaquin Valley of California, Cornell Vet., 80:41-51.

18. Lean, I. J. Weaver, L. D. Bruss, M. L. Troutt, H. F. Goodger, W. J. Galland, J. C. (1990). Bovine somatotropin: management and industry implications, Compendium on Continuing Education for the Practicing Veterinarian, 12:1150-1158. abstract available

19. Lean IJ, Anderson M, Kerfoot M, Martin G (1989). Tryptamine Alkaloid Toxicity in Feedlot Sheep. Journal of American Veterinary Medical Association, 195:768-771.

20. Lean, I. J. Galland, J. C. Scott, J. L. (1989). Relationship between fertility, peak milk yields and lactational persistency in dairy cows, Theriogenology, 31:1093-1103. abstract available

21. Lean, I. J. Troutt, H. F. Weaver, L. D. Holmberg, C. A. Galland, J. C. Goodger, W. J. (1989). Bovine somatotropin: biologic implications, Compendium on Continuing Education for the Practicing Veterinarian, 11:1168-1173. abstract available

22. Lean, I. J. Edmondson, A. J. Smith, G. Villanueva, M. (1987). Corynebacterium pyogenes mastitis outbreak in unbred heifers in a California dairy, Cornell Veterinarian, 77:367-373. abstract available

23. Macmillan KL. Lean IJ. Westwood CT. (1996). The effects of lactation on the fertility of dairy cows. Australian Veterinary Journal, 73:141-147. [Review] abstract available

24. Morgan WF. Lean IJ. (1993). Gonadotrophin-releasing hormone treatment in cattle: a meta-analysis of the effects on conception at the time of insemination, Australian Veterinary Journal, 70:205-209. Full paper available (1.5 MB)

25. Opatpatanakit, Y. Kellaway, R. C. Lean, I. J. Annison, G. Kirby, A. (1995). Effects of cereal grains on fibre digestion in vitro, Australian Journal of Agricultural Research, 46:403-413. abstract available

26. Opatpatanakit, Y. Kellaway, R. C. Lean, I. J. Annison, G. Kirby, A. (1994). Microbial fermentation of cereal grains in vitro, Australian Journal of Agricultural Research, 45:1247-1263. abstract available

27. Opatpatanakit, Y. Kellaway, R. C. Lean, I. J. (1993). Substitution effects of feeding rolled barley grain to grazing dairy cows, Animal Feed Science & Technology, 42:25-38. abstract available

28. Rabiee A, Lean IJ, Miller BG, Gooden J (1999). Relationships among metabolites influencing ovarian metabolites in the dairy cow. J Dairy Sci., 82:39-44.

29. Rabiee AR. Lean IJ. Gooden JM. Miller BG. (1997). Short-term studies of ovarian metabolism in the ewe, Animal Reproduction Science, 47:43-58. abstract available

30. Rabiee, A. R. Lean, I. J. Gooden, J. M. Miller, B. G. Scaramuzzi, R. J. (1997). An evaluation of transovarian uptake of metabolites using arterio-venous difference methods in dairy cattle, Animal Reproduction Science, 48:9-25. abstract available

NEW. Rabiee AR, Lean IJ. and Stevenson MA. (2004). A Bayesian meta-analysis of the effects of administering an intra-vaginal (CIDR) device in combination with other hormones on the reproductive performance of cycling, anoestrous and inseminated cows. New Zealand Veterinary Journal 52:384-393. Full paper available

NEW. Rabiee AR, Lean IJ. and Stevenson MA. (2005) Efficacy of Ovsynch program on reproductive performance in dairy cattle: A Meta-analysis. Journal of Dairy Science. Under review. Full paper available

31. Stevenson MA. Lean IJ. (1998). Descriptive epidemiological study on culling and deaths in eight dairy herds, Australian Veterinary Journal, 76:482-488. abstract available

32. Stevenson MA. Lean IJ. (1998). Risk factors for culling and deaths in eight dairy herds, Australian Veterinary Journal, 76:489-494. abstract available

33. Stephenson KA. Lean IJ. Hyde ML. Curtis MA. Garvin JK. Lowe LB. (1997). Effects of monensin on the metabolism of periparturient dairy cows, Journal of Dairy Science, 80:830-837. abstract available

34. Stephenson, K. A. Lean, I. J. O'Meara, T. J. (1996). The effect of monensin on the chemotactic function of bovine neutrophils, Australian Veterinary Journal, 74:315-317. abstract available

35. Webster FB. Lean IJ. Kennedy D. Phillips K. (1997). A case-control study to identify farm factors affecting fertility of dairy herds: univariate description of factors, Australian Veterinary Journal. 75:266-273. abstract available

36. Webster FB. Lean IJ. Curtis MA. (1997). A case-control study to identify farm factors affecting fertility of dairy herds: multivariate description of factor, Australian Veterinary Journal, 75:262-265. abstract available

37. Westwood, C. T. Lean, I. J. Kellaway, R. C. (1998). Indications and implications for testing of milk urea in dairy cattle: a quantitative review. Part 1. Dietary protein sources and metabolism, New Zealand Veterinary Journal. 46:87-96. abstract available

38. Westwood, C. T. Lean, I. J. Kellaway, R. C. (1998). Indications and implications for testing of milk urea in dairy cattle: A quantitative review. Part 2. Effect of dietary protein on reproductive performance, New Zealand Veterinary Journal, 46:123-130.

FULL LENGTH AND REFEREED CONFERENCE PAPERS/ABSTRACTS

1. Albright JL, Barr GW, Irish WW, Lean IJ, Morrill JL, and Wangness PJ (1987). Development of guidelines for the care and use of dairy animals in agricultural research and teaching, Journal of Dairy Science, 70:215. (Abstract).

2. Beckett SD, Lean IJ. (1995). Survival analysis: an outline of methods and applications. Proceedings of the Epidemiology Chapter of the Australian College of Veterinary Scientists, Ed Morton J. 23-32

3. Bryden, W. L. Irwin, C. E. Davis, E. O. Curran, G. L. Lean, I. J. McKay, A. C. Edgar, J. A. Burgess, L. W. (1991). Flood plain staggers: an intoxication in cattle due to the ingestion of blown grass (Agrostis avenacea), Proceedings of the Nutrition Society of Australia, 16:240. (Abstract). abstract available

4. Burton NR, Pashen R, Darrow M, Lean IJ. (1994). Exposures influencing risk of success in superovulation, Theriogenology 41:171. (Abstract).

5. Clayton EH, Lean IJ, Rowe JB, Cox J (1997). Controlling acidosis in dairy cattle with virginiamycin, Journal of Dairy of Science, 80:208. (Abstract).

6. Curtis MA, Lean IJ. (1998). Path analysis of metabolic and antioxidant risk factors for periparturient and postparturient conditions and reproductive performance in dairy cows. XX World Buiatrics Congress, Sydney, 2:809-818.

7. Curtis MA, Lean IJ. (1995). Antioxidant and metabolic risk factors for post-partum uterine infection in the dairy cow. Journal of Dairy Science, 78:168. (Abstract)

8. Curtis MA, Lean IJ.(1995). Antioxidants in dairy cows over the calving period. Concentration changes over time and the impact on concentrations in the neonatal calf, Journal of Dairy Science, 78:187. (Abstract).

9. Curtis MA, Lean IJ, Burton NR. (1995). Prostaglandin, friend or foe? Herd first service conception rates and response to prostaglandin therapy after calving. Journal of Dairy Science, 78:278. (Abstract).

10. Curtis MA, Lean IJ. (1994). Management of the dry cow, University of Sydney Dairy Research Foundation Symposium Proceedings, Camden, 12:61-74.

11. Curtis MA, Lean IJ. (1993). Risk factors for post-partum uterine infections in dairy cows - A case control study, Proceedings of International Epidemiological Association, 13th Meeting:126. (Abstract).

12. Curtis MA, Lean IJ, Ryan D, Samman S and Healy P. (1993). Post-partum uterine infections in dairy cattle: A study of risk factors and economic impact. I. Treatment Costs, Australian Association of Cattle Veterinarians Proceedings, Gold Coast:25-29.

13. Curtis, M, Lean IJ. (1992). A Review of the role of free radicals and antioxidants in bovine health and disease, The First International Conference for The Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association, 1:209-240

14. Dobos RC, Riley K, Nandra KS, Fulkerson WJ, Kellaway RC, Lean IJ (1998). Pre-calving live weight of dairy heifers in relation to body measurements, Animal Production in Australia, 22:410. (Abstract).

15. Garvin JK, Westwood CT, Lean IJ, Gooden JM, Della Vedova JJ (1997). Milk yield and protein responses to diets differing in protein degradability, Journal of Dairy of Science, 80:402. (Abstract).

16. Garvin JK, Westwood CT, Lean IJ, Gooden JM, Lean IJ, Kailasapathy K (1996). Manipulation of milk protein quality for cheese manufacture through feeding and genetics, Current Topics in Dairy Production, 1:98-105.

17. Garvin J, Westwood CT, Gooden J, Lean IJ, Della-Vedova J, Kailasapathy K. (1996). Effects of genetic merit and protein degradability on milk production and milk quality in dairy cattle, Proceedings of the Australian Society of Animal Production, 21:407. (Abstract).

18. Garvin KJ, Gooden JM, Lean IJ, Kailasapathy K (1995) The effect of nutrition and genetic merit on the protein quality of milk for cheese manufacture, Symposium Proceedings of the Dairy Research Foundation, 13:52-59.

19. Jones BB, Kellaway RC, Lean IJ. (1996). Development of the Camdairy nutritional management model, Proceedings of the Australian Society of Animal Production, 21 (Abstract).

20. Jones, B. B. Kellaway, R. C. Lean, I. J. (1995). Protein requirements of dairy cows, Proceedings of the Nutrition Society of Australia, 19:61.(Abstract).

21. Jones BB, Kellaway RC, Lean IJ, Kirby AC. (1994). Comparison of empirical models for prediction of lactation performance in dairy cattle, Proceedings of the Nutrition Society of Australia, 18:182. (Abstract).

22. Jones BB, Kellaway RC, Lean IJ, Kirby A (1994) Development of the Camdairy computer model. Proceedings of the Australian Society of Animal Production, 20: 373. (Abstract).

23. Lean IJ, Clayton EH, Rowe JB, Cox J (1998). Virginiamycin use in lactating dairy cows. XX World Buiatrics Congress, Sydney, 1:203-206.

24. Lean IJ, Wade LK, Rajczyk ZK (1998) Managing dynamic change: Disease prevention and increased production in the periparturient cow. XX World Buiatrics Congress, Sydney, 2:799-808.

25. Lean IJ, Westwood CT (1997). Challenges to achieving high production from dairy cows in Australasia. Recent Advances in Animal Nutrition, 166-175.

26. Lean IJ. (1996). Economics of Dairyfarming in Australasia, In: Advances in Dairy Technology, Ed Kennelly J, ISBN 1-896110-05-3, Proceedings of the Western Canadian Dairy Seminar, 8:151-166

27. Lean, I. J. Parker, W. J. Kellaway, R. C. (1996). Improving the efficiency of pasture-based dairy production, Proceedings of the New Zealand Society of Animal Production, Hamilton, New Zealand, 56:270-275. abstract available

28. Lean IJ, Wade LK (1996). Effects of monensin on metabolism, production, and health of dairy cattle, XIX World Buiatrics Congress, Edinburgh, 2:371-376.

29. Lean IJ, Wade L, Beckett SD. (1996). Bovine somatotropin and monensin: Emerging Technologies, In: Advances in Dairy Technology, Ed Kennelly J, ISBN 1-896110-05-3, Proceedings of the Western Canadian Dairy Seminar, 8:237-254

30. Lean IJ, Beckett SD, Curtis MA, Wade L, Burton NR. (1995). Meta-analysis and cost-benefit analysis, Proceedings of the Epidemiology Chapter of the Australian College of Veterinary Scientists, Ed Morton J., 11-16.

31. Lean IJ, Hyde M. (1995). Downer cows - Preventive management: Maintaining blood calcium concentrations in the periparturient cow, Australian Association of Cattle Veterinarians Proceedings, Melbourne, 147-154

32. Lean IJ, Kellaway RC, Jones BB, Gooden JM, Garvin JA, Westwood CT, Rajczyk Z, Della-Vedova JJ. (1995). Nutritional requirements for high producing cows in Australasia, Australian Association of Cattle Veterinarians Proceedings, Melbourne, 65-70.

33. Lean IJ, O'Hara CJ, Kellaway RC, Eman M, Moller S, Beca D. (1995). Supplementary Feeding: The paradigm shift, In: Massey University Dairy Farmers Conference, Department of Animal Science, Massey University, Palmerston North, 47:62-70.

34. Lean IJ. (1994). Metabolic stress and reproductive performance of dairy cattle. Proceedings of the Australian Society of Animal Production, 20:68. (Abstract).

35. Lean IJ, Burton NR, Morgan WM. (1994). Meta-analysis: Techniques for understanding and investigating responses to treatment, Journal of Dairy Science, 77:380. (Abstract).

36. Lean IJ. (1993). Recent Advances in Nutrition and Reproduction, University of Sydney Dairy Research Foundation Symposium Proceedings, Camden, 11:87-99.

37. Lean IJ, Abe N, Rabiee A, Curtis M, Dyson R, Duggan S, Lowe B. (1993). Sodium monensin: Effects on production, metabolism and reproduction in dairy cattle. Australian Association of Cattle Veterinarians Proceedings, Gold Coast, 33-37.

38. Lean IJ, Bruss ML, Troutt HF, Curtis M, Rabiee A. (1993). Use of time series methods in metabolic and epidemiologic studies, Proceedings of International Epidemiological Association, 13th Meeting, p 126. (Abstarct).

39. Lean IJ, Webster G. (1993). Body condition at calving, relationships between previous calving to conception intervals and current reproductive performance. Proceedings of International Epidemiological Association, 13th Meeting, p 126. (Abstract).

40. Lean IJ, Webster G. (1992). Previous calving to conception intervals and current reproductive performance. Proceedings Australian Society of Animal Production, 19:431. (Abstract).

41. Lean, I. J. Baldwin, R. L. Troutt, H. F. Bruss, M. L. Galland, J. C. Farver, T. B. Rostami, J. Weaver, L. D. Holmberg, C. A. (1991). Impact of somatotropin (rBST) treatment at day 70 of lactation on cows previously exposed to Rbst, Journal of Dairy Science, 74:153 (Supplement 1, P33, Abstract). abstract available

42. Lean, I. J. Bruss, M. L. Troutt, H. F. (1991). Use of time series cross-correlation analysis for analysis of relationships between metabolites in ketotic cows, Proceedings of the Nutrition Society of Australia, 16:55-58. abstract available

43. Lean, I. J. Bruss, M. L. Troutt, H. F. Galland, J. C. Farver, T. B. Rostami, J. Holmberg, C. A. Weaver, L. D. (1991). Risk factors for ketosis in 87 multiparous cows previously treated with somatotropin, Journal of Dairy Science, 74:291 (Supplement 1, Abstract). abstract available

44. Lean, I. J. Farver, T. B. Troutt, H. F. Bruss, M. L. Galland, J. C. Baldwin, R. L. Holmberg, C. A. Weaver, L. D. (1991). Time Series Cross-Correlation Analysis (TSCCA) of postparturient responses in cows previously exposed to somatotropin, Journal of Dairy Science, 74:153 (Supplement 1, P34, Abstract). abstract available

45. Lean, I. J. Troutt, H. F. Bruss, M. L. Farver, T. B. Baldwin, R. L. Galland, J. C. Kratzer, D. Holmberg, C. A. Weaver, L. D. (1991). Postparturient (PP) responses in cows previously exposed to long term treatment with somatotropin (rBST), Journal of Dairy Science, 74:153 (Supplement 1, Abstract). abstract available

46. Lean, I. J. Rich, J. C. (1985). Aspects of dry lot feeding dairy cows in Australia, The challenge: efficient dairy production. Proceedings of Australian and New Zealand Societies of Animal Production, Albury-Wodonga, Australia, 156-170. abstract available

47. Morgan WF, Lean IJ. (1993). Effect of Gonadotrophic-releasing hormone administerd at insemination on conception rates in cattle Proceedings of International Epidemiological Association, 13th Meeting, p 127. (Abstract).

48. Opatpatanakit Y, Kellaway RC, Annison G, Lean IJ. (1992). Microbial fermentation of cereal grains in vitro. Proceedings of Nutrition Society of Australia, 17:88. (Abstract).

49. Opatpatanakit Y, Kellaway RC, Lean IJ. (1992). Responses of grazing dairy cows fed cracked barley grain. Proceedings Australian Society of Animal Production, 19:117. (Abstract).

50. Perich, MR, Mulley, R, Lean, IJ, Reinberger, R. (1996). A comparison of three different methods of oestrus synchronisation and fixed time insemiantion in dairy heifers, Proceedings of the Australian Society of Animal Production, 21:428. (Abstract).

51. Rabiee AR, Lean IJ, Gooden JM, Miller BG, Scaramuzzi R. (1995). Relationships between cholesterol uptake and progesterone output in the bovine ovary. Australian Society of Reproductive Biology Proceedings 27:132. (Abstract).

52. Rabiee AR, Lean IJ, Gooden JM, Miller BG. (1994). Glucose and cholesterol uptake by the ovary of the sheep. Proceedings of Nutrition Society of Australia, 26:9. (Abstract).

53. Rabiee A, Lean IJ, Gooden JM, Miller BG. (1994). Relationships between glucose and cholesterol uptake by the bovine ovary, Journal of Reproduction and Fertility, 14:19. (Abstract).

54. Rabiee AR, Lean IJ, Gooden JM, O'Brien J. (1992). A new method for evaluating ovarian function in sheep, Proceedings of Nutrition Society of Australia, 17:156. (Abstract).

55. Rabiee AR, Lean IJ, Gooden JM, Miller B, O'Brien, J. (1992) Evaluation of transovarian uptake of metabolites. Proceedings of Nutrition Society of Australia, 17:224. (Abstract).

56. Rajczyk, Z. K. Lean, I. J. Gooden, J. M. (1996). Portal effects on mammary nutrient uptake and milk production and composition in cows fed high and low protein diets, Proceedings of the Nutrition Society of Australia, 20:207. (Abstract).

57. Ryajzcyk ZK, Lean IJ, Gooden JM. (1995). Nutrition and milk quality, Symposium Proceedings of the Dairy Research Foundation, 13:41-49.

58. Rajczyk, Z. K. Sweeting, A. Lean, I. J. Gooden, J. M. (1995). Postural effects on mammary blood flow and nutrient uptake, Proceedings of the Nutrition Society of Australia, 19: 119. (Abstract).

59. Rajczyk ZK, Lean IJ, Gooden JM. (1994). The effect of dietary protein on mammary blood flow and milk production, Proceedings of Nutrition Society of Australia, 18:127. (Abstract).

60. Rajczyk ZK, Lean IJ, McKean K, Gooden JM. (1994). The effect of dietary protein on milk composition, Proceedings of Nutrition Society of Australia, 18:178. (Abstract).

61. Stevenson MA, Lean IJ. (1995). Culling in New South Wales: an analytical study to identify risk factors for removal from passively collected data, Proceedings of the Epidemiology Chapter of the Australian College of Veterinary Scientists, 32-50.

62. Stephenson KA, Lean IJ, Hyde ML, Lowe LB. (1994). Effects of sodium monensin on adaptations to lactation of dairy cows, Journal of Dairy Science, 77:384. (Abstract).

63. Stephenson KA, Lean IJ, O'Meara T, Lowe LB. (1994). Effects of sodium monensin on neutrophil chemotaxis in dairy cows, Journal of Dairy Science, 77:385. (Abstract).

64. Ward DG, Lean IJ, Gooden JM. (1993). Postural effects on nutrient uptake by the mammary gland of a lactating cow, XV International Congress of Nutrition, Adelaide, IUNS Book 2:708. (Abstract).

65. Ward DG, Rajcyk Z, Lean IJ, Gooden JM. (1993). Characterisation of blood flow and substrate concentration in major veins draining the mammary gland of lactating cattle, XV International Congress of Nutrition, Adelaide, IUNS Book 2:650. (Abstract).

66. Webster FB, Lean IJ. (1995). Farm factors affecting fertility in non-seasonal calving herds, Proceedings of the Epidemiology Chapter of the Australian College of Veterinary Scientists, Ed Morton J.

67. Westwood CT, Lean IJ, Garvin JK (1998). A study to identify factors affecting resumption of ovarian activity, successful conception and pregnancy in lactating dairy cows: Multivariate description of factors, XX World Buiatrics Congress, Sydney, 2:635-642.

68. Westwood CT, Lean IJ, Gooden JM, Garvin JK (1997). Impact of dietary protein degradability and cow genetic merit on body tissue mobilisation in early postpartum dairy cows, Journal of Dairy of Science, 80:447. (Abstract).

69. Westwood CT, Lean IJ (1997) Indications and implications for testing milk urea nitrogen in dairy cows. Current Topics in Dairy Production, 2:150-167.

70. Westwood CT, Lean IJ, Garvin JK (1997). Effect of dietary protein degradability and cow genetic merit on reproductive performance of lactating dairy cows, Journal of Dairy of Science, 80:448. (Abstract).

71. Westwood CT, Lean IJ, Garvin JK, Della Vedova JJ (1996). Heat detection in the dairy cow, Current Topics in Dairy Production, 1:58-70.

72. Westwood CT, Lean IJ, Garvin J, Williamson NB, Della-Vedova J, Kellaway RC (1996). Effects of genetic merit and protein degradability on the reproductive performance of dairy cattle, Proceedings of the Australian Society of Animal Production, 21:408. (Abstract).

73. Westwood CT, Lean IJ, Garvin JK, Gooden JM, Della-Vedova JJ. (1995). Bovine nutrition relating to reproduction, Symposium Proceedings of the Dairy Research Foundation, 13:33-40.

Large Animal Internal Medicine, BP Smith, First Edition, Moseby Publications, St Louis, 1990 for the Australian Veterinary Journal

A Colour Atlas of Diseases and Disorders of Cattle, Blowey RW and Weaver D, Wolfe Publishing Limited, 1991 for the Australian Veterinary Journal

Veterinary Epidemiology, 2nd Edition, Thrushfeld E, Butterworths Publishing, 1995, for the Australian Veterinary Journal

INVITED SYMPOSIA

1. Lean IJ, Scharp DW. A theory of nutrition for non-seasonal calving dairy herds (1983) Post Graduate Committee in Veterinary Science, Sydney University 63: 447-460. (80% IL)

2. Lean IJ. Feeding evaluation, problem solving and some ration formulation (1983) Post Graduate Committee in Veterinary Science, Sydney University 63: 465-475.

3. Lean IJ. Embryo transfer in practice (1984) Australian Advances In Veterinary Science. Publ.; Australian Veterinary Association. p 11

4. Lean IJ. Feeding evaluation, problem solving and ration formulation (1984) Post Graduate Committee in Veterinary Science, University of Queensland Herd Health Proceedings, pp 5-14

5. Lean IJ. Care and Management of High Producing Dairy Cows (1985) Post Graduate Committee in Veterinary Science, Sydney University 78: 227-239

6. Lean IJ. Problem Solving (1985) Post Graduate Committee in Veterinary Science, Sydney University 78:537-455.

7. Lean IJ. Assessing Suboptimal Nutrition (1985) Post Graduate Committee in Veterinary Science, Sydney University 78:191-210.

8. Lean IJ. Computerised Nutrition Programmes (1985) Post Graduate Committee in Veterinary Science, Sydney University79:124-134.

9. Lean IJ. Nutrition and Reproduction of Dairy Cows (1985) Sydney University Dairy Husbandry Foundation, "Feeding and Breeding of Dairy Cattle", pp 15-25.

10. Lean IJ. The use of a Mineral and Vitamin Pre-mix Containing Sodium Selenite For Dairy Cows (1985) N.S.W. Department of Agriculture Symposium on Selenium in Ruminants, pp 10.1-10.5.

11. Lean IJ. Rearing of Heifers and Calves (1986) Australian Advances in Veterinary Science, Published, Australian Veterinary Association, p 40.

12. Edmondson AJ, Lean IJ, Weaver LD, Farver T, Webster G. A Body Condition Scoring Chart (1988) 9th Annual Western Conference for Food Animal Disease Research, p 33.

13. Troutt HF, Galland JC, Lean IJ, Goodger WJ, Holmberg CA Average Nutrient Values - Dry Matter Basis - Common Feed Stuffs Tulare, California (1988) Proceedings California Veterinary Medical Asssociation, Anaheim, Ca. 1988.

14. Troutt HF, Lean IJ. (1988) Evaluating Dairy Clinical Nutritional Problems. in Proceedings California Veterinary Medical Association, Anaheim, Ca.

15. Lean IJ. Evaluation of Feedstuffs (1989) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 121:39-45

16. Lean IJ, Troutt HF, Goodger WJ, Holmberg CA, Weaver LD, Galland JC. Bovine Somatotropin (1989) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 121:59-75

17. Lean IJ. Bovine Somatotropin and Health (1991) Pan Pacific Conference. Veterinarians and the Environment, Published Australian Veterinary Association :54.

18. Lean IJ. Bovine Production Medicine (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:61-75.

19. Lean IJ, Troutt HF, Bruss ML, Baldwin RL, Farver TB. Bovine Somatotropin: Biological Implications (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:77-115.

20. Lean IJ, Bruss ML, Baldwin RL, Troutt HF, Farver TB. Bovine Ketosis (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:117-152.

21. Lean IJ, Wilson D, Olander H. Metabolic Implications of Hepatic Lipidosis (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:153-163.

22. Lean IJ. Assessing Suboptimal Nutrition (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:164-203

23. Lean IJ. Heifer Growth and Rearing (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:205-215.

24. Lean IJ. Fertility and Nutrition (1991)Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:217-240.

25. Lean IJ. Achieving High Yield in the Year Round Herd (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:387-398.

26. Lean IJ. Problem Solving. (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:399-402.

27. Lean IJ. Veterinary Services for Large Australian Dairies (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:403-410.

28. Troutt HF, Lean IJ. Calf Rearing - Immunoglobulins & Colostrum Management. (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:545-560.

29. Troutt, HF, Lean, IJ. Large Dairy Herd Veterinary Services & Problems. (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 161:667-672.

30. Lean IJ. Investigating Infertility in Dairy Cattle. (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:251-255.

31. Lean IJ. Case Study - Herd Fertility (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:256-260.

32. Lean IJ. Selenium: A Field Trial (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:261-267.

33. Lean IJ. Case Study: Metabolisable Energy Requirements (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings162:268-270.

34. Lean IJ. Exercise: Journal Paper 1 (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:271-276.

35. Lean IJ. Percentage of Farm Put to Crop (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:277-280.

36. Lean IJ. Case Study: Outbreak Investigation (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:281-214.

37. Lean IJ, Jagoe S. Case Study. Kikuyu toxicity (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:315-334.

38. Lean IJ. Case Study: Milk Replacer 1 (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:335-338.

39. Lean IJ. Case Study: Milk Replacer 2 (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:339-342.

40. Lean IJ. Exercise: Journal Paper 2 (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:343-352.

41. Lean IJ. Exercise: Journal Paper 3 (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162:353-355.

42. Lean IJ. Selenium Supplementation (1991) Postgraduate Committee in Veterinary Science of Sydney University Proceedings 162 356-360.

43. Lean IJ. Bovine Production Medicine. (1992 )The First International Conference for The Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association. 5-19.

44. Lean IJ. Bovine Somatotropin: In Pasture Based Herds (1992) The First International Conference for The Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association. 245-270.

45. Lean IJ. Assessing Suboptimal Nutrition (1992) First International Conference for The Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association. 129-165

46. Lean IJ. Heifer Growth and Rearing (1992) The First International Conference for The Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association. 177-193

47. Lean IJ. Nutrition and Reproduction (1992) The First International Conference for The Society of Dairy Cattle Veterinarians of the New Zealand Veterinary Association. 109-129

48. Lean IJ. Bovine Production Medicine (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 1-17

49. Lean IJ. Bovine Somatotropin: In Pasture Based Herds (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 191-216

50. Lean IJ. Assessing Suboptimal Nutrition (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 79-94

51. Lean IJ. Factors influencing Milk Composition (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 53-63

52. Lean IJ. Pharmacologic Modification of Milk Composition (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 63-67

53. Lean IJ. Heifer Growth and Rearing (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 177-193

54. Lean IJ. Nutrition and Reproduction (1992) South African Veterinary Medical Association Livestock Health and Production Congress. 94-113

55. M Curtis, Lean IJ. (1992) A review of the role of free radicals and antioxidants in bovine health and disease. South African Veterinary Medical Association Livestock Health and Production Congress. 113-145

56. Lean IJ. (1992) Heifer growth and rearing. South African Veterinary Medical Association Livestock Health and Production Congress. 79-94

57. Lean IJ., Bruss ML, Baldwin RL, Troutt HF, Farver TB (1992) Bovine Ketosis. South African Veterinary Medical Association Livestock Health and Production Congress. 160-183

58. Lean IJ., Wilson D, Olander H (1992) Metabolic Implications of Hepatic Lipidosis. South African Veterinary Medical Association Livestock Health and Production Congress. 183-191

59. Lean IJ. (1993) Supplementary feeding: Principles and practice. Making dollars out of genes. NRM Feeds Seminars. New Zealand. 13-18

60. Lean IJ. (1993) Editor "How Safe is Our Food" Published Sydney Branch Australian Society of Animal Production.

61. Blakeney M, Lean IJ, Gooden JM (1993) Factors influencing decisions to use dairy herd recording: A survey for Australian Cooperative Foods.

62. Lean IJ, Kennedy D, Curtis M (1994) Epidemiologic investigations of reproductive problems. Epidemiology and reproduction workshop. Australian Veterinary Association Meeting, Canberra.

63. Lean IJ, Curtis MA (1994) Reproductive disorders of the periparturient period. Veterinary Update: Proceedings of Queensland University Post Graduate Committee in Veterinary Science. Ed. Osborne G. 255-291.

64. Lean IJ. (1994) Consulting services for large dairy herds. Veterinary Update: Proceedings of Queensland University Post Graduate Committee in Veterinary Science. Ed. Osborne G. B15-B26.

65. Lean IJ, Hyde M (1995) Downer cows - Preventive management: Maintaining blood calcium concentrations in the periparturient cow. in Post Graduate Module in Dairy Cattle Nutrition: Stage II. Faculty of Veterinary Science, Massey University, Palmerston North.

66. Lean IJ, Curtis MA (1995) Reproductive disorders of the periparturient period. in Post Graduate Module in Dairy Cattle Nutrition: Stage II. Faculty of Veterinary Science, Massey University, Palmerston North.

67. Lean IJ, Kellaway RC, Jones BB, Gooden JM, Garvin JA, Westwood CT, Rajczyk Z, Della-Vedova JJ (1995) Nutritional requirements for high producing cows in Australasia. in Post Graduate Module in Dairy Cattle Nutrition: Stage II. Faculty of Veterinary Science, Massey University, Palmerston North.

68. Lean IJ, O'Hara CJ, Kellaway RC, Eman M, Moller S, Beca D (1995) Supplementary Feeding: The paradigm shift. in Post Graduate Module in Dairy Cattle Nutrition: Stage II. Faculty of Veterinary Science, Massey University, Palmerston North.

69. Lean IJ. The bionic cow - Fact or fiction (1995) 50 th Jubilee Meeting of Queensland Dairyfarmers Organisation and Joint Meeting Dairy Industry Authority of Australia

70. Lean IJ, O'Hara CJ, Kellaway RC, Eman M, Moller S, Beca D (1995) Supplementary Feeding: The paradigm shift. in New Zealand National Sharefarmers Conference

71. Lean IJ, Stevenson MA, Westwwod CT (1996) Assessment of reproductive management on Australian Dairy Farms. Postgraduate Committee in Veterinary Science of Sydney University Proceedings,

72. Stevenson MA, Della-Vedova J, Lean IJ (1996) Bovine campylobacteriosis, artificial insemination technician error and semen storage failure as causes of poor conception rates in a dairy herd.Postgraduate Committee in Veterinary Science of Sydney University Proceedings, in press

73. Webster FB, Lean IJ, Kennedy D, Phillips KA (1996) A case-control study to identify farm factors affecting fertility of dairy herds: Univariate analysis. Postgraduate Committee in Veterinary Science of Sydney University Proceedings, in press

74. Webster FB, Lean IJ, Curtis MA (1996) A case-control study to identify farm factors affecting fertility of dairy herds: Multivariate analysis. Postgraduate Committee in Veterinary Science of Sydney University Proceedings,

75. Lean IJ, Cusack P, Della-Vedova J (1996) Variation in feeds and it's importance to production. Alfa Feedlot Nutrition Workshop, Brisbane 71-79

76. Westwood CT, Lean IJ (1997) Indications and Implications for Testing of Milk Urea Nitrogen in Dairy Cattle. Dairy Research Foundation Current Topics in Dairy Production. Vol 2, 150-167, Moama Australia.

UNPUBLISHED CONFERENCE PAPERS

1. Herd health and dairy nutrition. Orange Dairy Field Day, NSW Department of Agriculture 1984.

2. Care and Management of High Producing Dairy Cows. Ruakura Research Station, Dairy Research Corporation New Zealand, 1985.

3. GnRH and Bovine Reproduction. College of the Sequoias Dairy Field Day, California, 1987.

4. Bovine somatotropin. O. Schwalm Memorial Lectures. Veterinary Clinical Research Symposium, University of California, Davis. p 32

5. Bovine somatotropin and Ketosis. University of Pennsylvania, Invited presentation to faculty, 1990.

6. Bovine Somatotropin and Ketosis: Calf Rearing and Nutritional Evaluation. Tulare Kings Veterinary Medical Association, California June 1990.

7. Bovine Somatotropin and Ketosis: Sydney University Dairy Husbandry Foundation. 1990. Singleton, NSW Meeting.

8. Large Dairy Herd Management: NSW Agriculture. District Veterinary Officers Meeting. May 1991.

9. Nutrition of Dairy Cattle: Sydney University Dairy Research Foundation. 1991. Kyabram, Victoria Meeting.

10. Reproduction Workshop, Reproductive managemnt of year-round calving herds. Fresh Directions Dairy Conference. July 1991.

11. Future trends in the Australian Dairy Industry. Australian Dairy Industry Conference, NSW July 1991.

12. Support speaker for the 1992 Sydney University Dairy Research Foundation Country Tour. Reproductive Management of Dairy cows.

13. Keynote Speaker: Association of District Veterinarians 76th Annual meeting (1993) (13-17 below)

14. An introduction to changes in the cattle industry. Association of District Veterinarians 76th Annual meeting (1993) in Ballina, NSW

15. Nutrition of grazing and lot/hand fed cattle with an emphasis on mineral nutrition Association of District Veterinarians 76th Annual meeting (1993) in Ballina, NSW

16. Large dairy management - Methods and challenges. Association of District Veterinarians 76th Annual meeting (1993) in Ballina, NSW

17. Cotton By-products in dairy and beef production - Uses and Problems. Association of District Veterinarians 76th Annual meeting (1993) in Ballina, NSW

18. Nutrition and Reproduction, including the role of protein. Association of District Veterinarians 76th Annual meeting (1993) in Ballina, NSW

19. Supplementary feeding of dairy cows - Seminar series including National Field Days and Massey University: New Zealand (September 1993)

20. Supplementary feeding of dairy cows: A special seminar for target 10, Gippsland (October, 1993)

21. Milk quality and nutrition: A special seminar for target 10, Gippsland (October, 1993)

22. Nutrition and Reproduction, including the role of protein: A special seminar for target 10, Gippsland (October, 1993)

23. Nutrition: The last 25 years and the future. Presentation for the 25th Anniversary of the Australian College of Veterinary Scientists. January 1995

24. Sodium monensin: Effects on health , metabolism and production. Presentation to the cattle group of the Faculties of Veterinary and Animal Science, Cornell University, February 1995

25. Meta-analysis and monensin. Presentation to Faculty of the Veterinary Medicine Teaching and Research Center, Unversity of California Davis, February 1995

26. Assessing suboptimal nutrition: Tasmanian Branch Australian Veterinary Association, November 1995

27. Supplementary Feeding: The paradigm shift, Tasmanian Branch Australian Veterinary Association, November 1995

28. Nutritional factors affecting reproduction, Tasmanian Branch Australian Veterinary Association, November 1995

29. Nutrition of Australian Dairy Cattle, DRDC Dairy Horizons Conference, Latrobe University, November 1995

30. Plasma urea and liver enzyme concentrations, NSW Agriculture Workshop on Milk Urea, November 1995