On Mon, 14 Jul 2008 20:31:39 -0600, Paleo Phil <[log in to unmask]> wrote:


Very good information.  Thanks.
> Also, does anyone know the purpose of phytase in
> ruminants, given that they can only handle small proportions of grains in
> their diet--that is, did they adapt evolutionarily to digest SOME grain,  
> or do non-cereal grasses also contain phytates, just in smaller  
> concentrations?
I'm not an expert, but if cows eat grass, at some times of the year that
grass has ripened grain at the top end, and they surely eat that.  So it  
would
make sense that they have phytase to digest it.

	Lynnet