help-stable horse blood agar-recipes

[Michael Heuzenroeder]

Hi,
Does anyone have a recipe for Horse blood agar that is stable. I'm
looking for something that will give at least 8 weeks shelf life at 4C.
Thanks


-- 

Dr Michael Heuzenroeder               mheuzenr at microb.adelaide.edu.au
Infectious Diseases Laboratory  		Tel: +61 8 82223275 
Inst. of Medical and Veterinary Science  	Fax: +61 8 82223543 
Box 14 Rundle Mall PO Adelaide South Australia 5000    
http://www.microbiology.adelaide.edu.au/staff/mh.htm