01600oam 2200469 450 991071369590332120200610105204.0(CKB)5470000002502710(OCoLC)966434724(OCoLC)995470000002502710(EXLCZ)99547000000250271020161219d1991 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGround-water resources in Lajas Valley, Puerto Rico /by Robert P. GravesSan Juan, Puerto Rico :U.S. Geological Survey,1991.1 online resource (vi, 55 pages) illustrations, mapsWater-resources investigations report ;89-4182"Prepared in cooperation with the Department of Agriculture of Puerto Rico, and the Puerto Rico Industrial Development Company."Includes bibliographical references (page 37).GroundwaterPuerto RicoWater-supplyPuerto RicoGroundwaterfastGroundwaterWater-supplyGroundwater.Graves Robert P.57957Geological Survey (U.S.),Puerto Rico.Department of Agriculture.Puerto Rico Industrial Development Company.COPCOPOCLCOOCLCFGPOBOOK9910713695903321Ground-water resources in Lajas Valley, Puerto Rico3457870UNINA