The effects of fertiliser iodine application on herbage iodine concentration and animal blood levels

New Zealand Journal of Agricultural Research

Volumn 42, Issue 4, 1999, Pages 433-440

  Smith, L C ^a   Morton, J D ^b   Catto, W D ^c  

^a AGRESEARCH   (New Zealand)

^b INVERMAY AGRICULTURAL CENTRE   (New Zealand)

^c Southfert Co operative Ltd   (New Zealand)

Author keywords

Iodine; Pasture uptake; Sheep; Surface application

Indexed keywords

ANIMALIA; OVIS; OVIS ARIES; VERTEBRATA;

EID: 0033376766     PISSN: 00288233     EISSN: 11758775     Source Type: Journal    
DOI: 10.1080/00288233.1999.9513392     Document Type: Article

References (26)

1. Agricultural Research Council. 1980. The nutrient requirements of ruminant livestock, Farnham Royal:Commonwealth Agricultural Bureaux.
2. Andrewartha, K. A., Caple, I. W., Davies, W. D., and McDonald, J. W., 1980. Observations on serum thyroxine concentrations in lambs and ewes to assess iodine nutrition. Australian Veterinary Journal, 56:18–21.
3. Barry, T. N., Duncan, S. J., Sadler, W. A., Millar, K. R., and Sheppard, A. D., 1983. Iodine metabolism and thyroid hormone relationships in growing sheep fed on kale (Brassica oleracea) and ryegrass (Lolium perenne) - clover (Trifolium repens) fresh-forage diets. British Journal of Nutrition, 49:241–253.
4. Caple, I. W., Nugent, G. F., Azuolas, J. K., Foot, J. Z., and Thomson, R. L., 1982. Effects of supplementation of ewes on survival and growth of lambs. Proceedings of the Australian Society of Animal Production, 14:535–538.
5. Cossens, G. G., 1990. Pasture and lucerne production in Otago and Southland 1950 to 1987, Invermay Technical Report 21
6. Crush, J. R., and Caradus, J. R., 1995. Cyanogenesispotential and iodine concentration in white clover (Trifolium repens L.) cultivars. New Zealand Journal of Agricultural Research, 38:309–316.
7. Davis, G. H., and Barry, T. N., 1983. Responses to iodine supplementation in high fecundity Booroola Merino x Romney ewes. Proceedings of the Nutrition Society of New Zealand, 8:110
8. Flux, D. S., Buller, C. W., Rae, A. L., and Brougham, R. V., 1960. Relationship between levels of iodine and cyanogenetic glucoside in pasture and the productive performance of sheep. Journal of Agricultural Science, 55:191–196.
9. Grace, N. D., 1992. Prevention of trace element deficiencies in grazing ruminants:an evaluation of methods. Proceedings of the New Zealand Grassland Association, 54:31–34.
10. Grace, N. D., 1994. Managing trace element deficiencies, Palmerston North:AgResearch.
11. Grace, N. D., Maunsell, L. A., and Scott, D., 1974. Growth responses of ewe hoggets supplemented with Se, Cu, Co and 1 in Lake Ohau area, New Zealand. New Zealand Journal of Experimental Agriculture, 2:99–102.
12. Hartmans, J., 1974. Factors affecting the herbage iodine content. Netherlands Journal of Agricultural Science, 22:195–206.
13. Healy, W. B., Crouchley, G., Gillett, R. L., Rankin, P. C., and Watts, H. M., 1972. Ingested soil and iodine deficiency in lambs. New Zealand Journal of Agricultural Research, 15:778–782.
14. Hewitt, A. E., 1998. New Zealand Soil Classification., 2nd ed., Landcare Research Science Series 1 133
15. Johnson, J. M., and Butler, G. W., 1957. Iodine content of pasture plants. 1. Method of determination and preliminary investigation of species and strain differences. Physiologia Planetarium, 10:100–111.
16. McGowan, A.C., 1983. Use of ‘Lipiodol’ for subclinical iodine deficiency in livestock. Proceedings of the New Zealand Society of Animal Production, 43:135–136.
17. Metherell, A. K., 1989. The cobalt enigma - some observations and strategies for Otago and Southland. Proceedings of the New Zealand Grassland Association, 50:101–108.
18. Moxon, R., and Dixon, E., 1980. Method for the determination of Iodine in food. Analyst, 105:344–352.
19. Mulvaney, C., 1997. The role of iodine in Merino sheep. Is there a subclinical condition affecting lamb survival?. Proceedings of the Sheep and Beef Cattle Society, 27:117–124.
20. New Zealand Soil Bureau. 1968. General survey of the soils of South Island New Zealand, New Zealand Soil Bureau Bulletin 17
21. Parker, W. J., and McCutcheon, S. N., 1989. Effects of iodine supplementation on the productivity of Romney ewes in the Wairarapa region of New Zealand. New Zealand Journal of Agricultural Research, 32:207–212.
22. Sargison, N. D., and West, D. M., 1998. Iodine deficiency:an emerging problem in New Zealand sheep flocks. Proceedings of the New Zealand Society of Animal Production, 25:202–204.
23. Sargison, N. D., West, D. M., and Clark, R. G., 1997. An investigation of the possible effects of subclinical iodine deficiency on ewe fertility and prenatal lamb mortality. New Zealand Veterinary Journal, 45:208–211.
24. Scott, D., Maunsell, L. A., and Willis, B. H., 1983. Lack of weight gain in sheep following iodine supplementation in inland regions of the South Island. New Zealand Veterinary Journal, 31:120–122.
25. Sutherland, R. C., and Irvine, C. H. G., 1974. Effect of season and pregnancy on total plasma thyroxine concentrations in sheep. American Journal of Veterinary Research, 35:311–312.
26. Whitehead, D. C., 1973. Uptake and distribution of iodine in grass and clover plants grown in solution culture. Journal of Science, Food and Agriculture, 24:43–50.