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Re: facial eczema in horses?



> Date sent:      Tue, 13 Feb 96 19:41 EST
> From:           Janine_BARATTA@umail.umd.edu (jb107)
> Subject:        facial eczema in horses?
> To:             forage-mg@oes.orst.edu, graze-l@taranaki.ac.nz

> I have questions regarding facial eczema and liver disorders in grazing
> animals.  I know the fungus Pithomyces Chartarum produces the toxin
> Sporidesmin, which causes these problems in ruminants, especially sheep, who
> are grazing closely and receiving little other feed.  Has this fungus ever
> caused similar problems in horses?  In the Mid-Atlantic region of the US
> (the climate seems to be suitable for it)?  Is it possible to test now for
> spores when the problem occured last summer?  I would like to make contact
> with others who have experienced the problem in any livestock species.
> 
> I'm working with a producer... horses experienced photosensitivity.
>
> There are a lot of holes in our theory but we're at a loss as to what else to
> suspect.  We'd like to do some pasture monitoring this year if the problem
> returns.
> 
> Thanks for any advice or information.
> Janine Baratta
> jb107@umail.umd.edu
> 
>