Many once-common parasitic diseases have largely been eliminated. In the first of two articles, a swine specialist discusses parasite groups that no longer afflict our herds
by S. ERNEST SANFORD
I realize that I often write about the latest new scourge to descend on our pigs or something equally disturbing even if not so new. So, this time, I’ve decided to write about something that the swine industry has to celebrate, the elimination of a vast array of parasitic diseases that were very common in our pigs for most of the last century and are now history or very rare occurrences.