[Abdin-bey M. R. (2007). Hoof quality: correlation between calcium, phosphorus, copper and zinc levels in the hoof shavings and blood levels of Arabian horses in Saudi Arabia. Sci. J. King Faisal University-Science, 8: 101-110.]Search in Google Scholar
[Armelin M. J. A., Ávila R. L., Piasentin R. M., Seiki M. (2003). Effect of chelated mineral supplementation on the absorption of Cu, Fe, K, Mn and Zn in horse hair. J. Radioanal. Nucl. Ch., 258: 449-491.]Search in Google Scholar
[Asano K., Suzuki K., Chiba M., Sera K., Asano R., Sakai T. (2005). Twenty-eight element concentrations in mane hair samples of adult riding horses determined by particle-induced x-ray emission. Biol. Trace Elem. Res., 107: 135-140.]Search in Google Scholar
[Biricik H., Ocal N., Gucus A. I., Ediz B., Uzman M. (2005). Seasonal changes of some mineral status in mares. J. Equine Vet. Sci., 25: 346-348.]Search in Google Scholar
[Butler K. D., Hintz H. F. (1977). Effect of level of feed intake and gelatin supplementation on growth and quality of hoofs of ponies. J. Anim. Sci., 44: 257-261.]Search in Google Scholar
[Clark A. K., Rakes A. H. (1982). Effect of methionine hydroxy analog supplementation on dairy cattle hoof growth and composition. J. Dairy Sci., 65: 1493-1502.]Search in Google Scholar
[Coenen M., Spitzlei S. (1997). The composition of equine hoof horn with regard to its quality (hardness) and nutrient supply of horses. Proc. 15th ENPS Symposium, pp. 209-212.]Search in Google Scholar
[Dunnett M., Lees P. (2003). Trace element, toxin and drug elimination in hair with particular reference to the horse. Res. Vet. Sci., 75: 89-101.]Search in Google Scholar
[Josseck H., Zenker W., Geyer H. (1995). Hoof horn abnormalities in Lipizzaner horses and the effect of dietary biotin on macroscopic aspects of hoof horn quality. Equine Vet. J., 27: 175-182.]Search in Google Scholar
[Marycz K., Moll E., Zawadzki W., Nicpoń J. (2009). The correlation of elemental composition and morphological properties of the horses hair after 110 days of feeding with high quality commercial food enriched with Zn and Cu organic forms. EJPAU, 12, 04.]Search in Google Scholar
[Mülling Ch. K. W. (2009). Nutritional influences on horn quality and health. WCDS Adv. Dairy Technol., 21: 283-291.]Search in Google Scholar
[Mülling Ch. K. W., Budras K. D. (1998). Der Interzellularkitt (Membrane Coating Material, MCM) in der Epidermis der Rinderklaue. Wien. Tierärztl. Mschr., 85: 216-223.]Search in Google Scholar
[Mülling Ch. K. W., Bragulla H. H., Reese S., Budras K. D., Steinberg W. (1999). How structures in bovine hoof epidermis are influenced by nutritional factors. Anat. Histol. Embryol., 28: 103-108.]Search in Google Scholar
[National Research Council (2007). Nutrient Requirements of Horses. 6. Washington, D. C.: The National Academies Press, 341 pp.]Search in Google Scholar
[Ott E. A., Johnson E. L. (2001). Effect of trace mineral proteinates on growth and skeletal and hoof development in yearling horses. J. Equine Vet. Sci., 21: 287-291.]Search in Google Scholar
[Reilly J. D., Cottrell D. F., Martin R. J., Cuddeford D. J. (1998). Effect of supplementary dietary biotin on hoof growth and hoof growth rate in ponies: a controlled trial. Equine Vet. J., 26: 51-57.]Search in Google Scholar
[Siciliano P. D., Culley K. D., Engle T. E., Smith C. W. (2001). Effect of trace mineral source (inorganic vs. organic) on hoof wall growth rate, hardness and tensile strength. Proc. 17th Equine Nutrition and Physiology Symposium, University of Kentucky, Lexington, USA, pp. 143-144.]Search in Google Scholar
[Tenaud I., Leroy S., Chebassier N., Dreno B. (2000). Zinc, copper and manganese enhanced keratinocyte migration through a functional modulation of keratinocyte integrins. Exp. Dermatol., 9: 407-416.]Search in Google Scholar
[Tomlinson D. J., Muelling CH. K. W., Fakler T. M. (2004). Formation of keratins in the bovine claw: roles of hormones, minerals, and vitamins in functional claw integrity. J. Dairy Sci., 87: 797-809.]Search in Google Scholar
[Wagner E. L., Potter G. D., Gibbs P. G., Eller E. M., Scott B. D., Vogelsang M. M., Walzem R. L. (2010). Copper, zinc-superoxide dismutase activity in exercising horses fed two forms of trace mineral supplements. J. Equine Vet. Sci., 30: 31-37.]Search in Google Scholar
[Wells L. A., Leroy R., Ralston S. L. (1990). Mineral intake and hair analysis of horses in Arizona. Equine Vet. Sci., 10: 412-416.]Search in Google Scholar
[Wichert B., Frank T., Kienzle E. (2002). Zinc, copper and selenium intake and status of horses in Bavaria. J. Nutr., 132: 1776-1777.]Search in Google Scholar
