TY - BOOK ID - 136641744 TI - The changing face of the U.S. grain system : differentiation and identity preservation trends AU - Elbehri, Aziz. AU - United States. PY - 2007 PB - [Washington, D.C.] : U.S.Dept. of Agriculture, Economic Research Service, DB - UniCat KW - Grain trade KW - Product differentiation KW - Market segmentation KW - Specialty crops KW - Agriculture and state KW - Economic aspects KW - Costs. UR - https://www.unicat.be/uniCat?func=search&query=sysid:136641744 AB - ER -