TY - BOOK ID - 137031410 TI - Elemental composition of corn grains, soybean seeds, pasture grasses, and associated soils from selected areas in Missouri AU - Erdman, James A. AU - Shacklette, Hansford T. AU - Keith, John R. PY - 1976 PB - Washington (D.C.): US. Government printing office DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:137031410 AB - ER -