Smith, J.W.IINessmith, W.B.JrBergstrom, J.R.Hongtrakul, K.Loughmiller, J.A.Musser, R.E.Tokach, Michael D.Goodband, Robert D.Nelssen, Jim L.2010-03-022010-03-022010-03-02http://hdl.handle.net/2097/2758A total of 336 barrows (initially 21.8 lb and 31 ± 2 d of age) was used to evaluate the results of increasing levels of choice white grease and lysine:calorie ratio on pig performance. Increasing levels of both choice white grease and lysine:calorie ratio improved the growth rate and efficiency of pigs fed from 20 to 55 lb.SwineEnergy densityLysine:calorie ratioPerformanceThe effects of dietary energy density and lysine:calorie ratio on the growth performance of the 20 to 55 lb pigConference paper