TY - BK AU - Hill,L.D. TI - Grain grades and standards: historical issues shaping the future SN - 02-520-1670X (alk. paper) U1 - 92-051461 PY - 1990/// KW - America KW - History KW - North America KW - Plant products KW - Processing KW - Separating KW - Trade, marketing and distribution N1 - ill. bibliographies and indexes US (DNAL KF1724.G7H55 1990) T2 - Urbana (USA). University of Illinois Press. 1990. 435 p ER -