Biblio
“Nutritional and managerial considerations for range beef cattle production.”, Vet Clin North Am Food Anim Pract, vol. 7, no. 1, pp. 95-125, 1991.
, “The Efficacy of an Estradiol-Silicone Rubber Removable Implant in Suckling, Growing and Finishing Steers”, Journal of Animal Science, vol. 52, no. 5, pp. 939 - 944, 1981.
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