TY - BOOK AU - Walker, J. F. CN - I 19.76: CY - Madison, Wis. : CY - Denver, CO : DA - 1993. ID - 198471 KW - Land use KW - Land use, Rural KW - Groundwater N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 94-0789-M. PB - U.S. Dept. of the Interior, U.S. Geological Survey ; PB - Books and Open-File Reports [Section, distributor], PP - Madison, Wis. : PP - Denver, CO : PY - 1993. T1 - Techniques for detecting effects of urban and rural land-use practices on stream-water chemistry in selected watersheds in Texas, Minnesota, and Illinois TI - Techniques for detecting effects of urban and rural land-use practices on stream-water chemistry in selected watersheds in Texas, Minnesota, and Illinois ER -