There's a nice piece on grass-fed beef in the current issue of Mother Earth
News, including many pointers to related Web sites:
http://www.motherearthnews.com/Whole_Foods_and_Cooking/2005_October_and_November/Better_Beef
I checked a few of the source sites, but none of them that I looked at
seemed to be as competitive as my favorite source of grass-fed,
www.grasslandbeef.com ,
La.