Posted 11/12/2011 15:51 (#2046716 - in reply to #2046561) Subject: Re: Question about PRRS
SW MN
There is so many different strains of Prrs. That one drug doesn't work. Filters act as a catch all. Btw only filtering Sow Farms as far as I know. But even with filters they can get prrs. I have heard that a new strain showed up this fall in some sow units.
Question about PRRS
