Abstract Soybean meal level in diets for pigs challenged with porcine reproductive and respiratory syndrome (PRRS) virus Rocha, G.C. and co-workers April 2013 PRRS | Soybean Meal | Swine | Weanling Pigs Abstract Soybean meal level modifies the impact of high immune stress on growth and feed efficiency in pigs Johnston, M.E., R.D. Boyd, Cate Zier-Rush and C.E. Fralick July 2010 Finishing Pigs | Immunity Stress | Soybean Meal | Swine 1 … 5 6 7