[Blackbelly] Selenium Mineral Tolerance of Animals

[Cecil Bearden]

The link below is page326 of a  book on google books entitled Mineral 
tolerances of animals.  The url is listed below. 
Cecil in OKla


http://books.google.com/books?id=k0wYvnlydGIC&pg=RA3-PA326&lpg=RA3-PA326&dq=selenium+sheep+LD50&source=web&ots=E15Yzyb1n9&sig=BaiwNtTLFkak2egAK2mKcDhY2qg
 


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