MARC全文
02a0031289;0-607-93272-4;20011205d2000 ekmy0engy01;eng;a z 000yy;r;Environmental characteristics and water quality of hydrologic benchmark network stations in the West-Central United States, 1963-95;Melanie L. Clark, Cheryl A. Eddy-Miller & M. Alisa Mast;Reston, Virginia;USGS;2000;x, 115 p.;ill;Circular;U.S. Geological Survey;1173-C;2001b;aCircular ; fU.S. Geological Survey ; v1173-C;1963-1995年美国西-中部水文标准网站的环境特征和水质;Hydrology ; Water quality;West (U.S.) ; West (U.S.);West (U.S.);Hydrology ; Water quality;a495.42;Clark ; Eddy-Miller ; Mast;Melanie L. ; Cheryl A. ; M. Alisa;101;EB00061405;P;254.2;C49u;v1173/C ; r6650.91;a03;b1;cP