Biblio
,
“The effect of fertilizing forage with sodium selenate on selenium concentration of hay, drain water and serum selenium concentrations in beef heifers and calves”, Canadian Journal of Animal Science, vol. 88, no. 1, pp. 79 - 83, 2008.
, “The effect of fertilizing with sodium selenite on selenium concentration of hay and drain water and serum selenium concentrations in beef heifers and calves”, Proc. WSASAS, vol. 55. pp. 257-260, 2004.
,