Fred, I was questioning the amprollium dosage that UConn (in your link) says to give--they printed 1/3 of an ounce of powder Corid in 1 gallon of water--which I think is way offthe 1/2 tsp we are talking about. Here is the link again: http://web.uconn.edu/poultry/poultrypages/diseasefactsheet.html