02a0031297;20011205d2000 ekmy0engy01;eng;a z 000yy;r;The Occurrence and distribution of several agricultural pesticides in Delaware's shallow ground water;Scott C. Blaier & Stefanie J. Baxter;Newark;Delaware Geological Survey;2000;23 p.;ill;Report of Investigations;Delaware Geological Survey;no.61;2001b;aReport of Investigations ; fDelaware Geological Survey ; vno.61;特拉华州浅部地下水中几种农业杀虫剂的出现与分布;Pesticides ; Shallow groundwater ; Environmental geology;Occurrence ; Distribution ; Occurrence ; Distribution ; Occurrence ; Distribution;Delaware ; United States ; Delaware ; United States ; Delaware ; United States;Delaware ; United States;Pesticides ; Shallow groundwater ; Environmental geology ; Pesticides ; Shallow groundwater ; Environmental geology;a484;Blaier ; Baxter;Scott C. ; Stefanie J.;101;EB00061396;P;254.2;R29de;v61 ; r6650.91;a03;b1;cP