TY - BOOK ID - 134628382 TI - Selected historic agricultural data important to environmental quality in the United States AU - Grey, Katia M. AU - Geological Survey (U.S.) AU - National Water-Quality Assessment Program (U.S.) PY - 2012 PB - Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, DB - UniCat KW - Agricultural chemicals KW - Agricultural chemicals industry KW - Environmental aspects UR - https://www.unicat.be/uniCat?func=search&query=sysid:134628382 AB - ER -