Nicolle, David, Ali Gabr, Gabr (4) Nicolle, David (2) Brink, Lars (agriculture, Trade And Policy Advisor), Orden, David (virginia Polytechnic Institute And State University) (1) Zilberman, David (univ Of California, Miao, Ruiqing (auburn Univeristy, Rong, Jian (auburn Univeristy (1) Gunkel, David J. (northern Illinois University Dekalb (1)