LEADER 02151oam  2200565   450 
001 9910713709203321
005 20200817081045.0
035   $a(CKB)5470000002504596
035   $a(OCoLC)984765996
035   $a(OCoLC)995470000002504596
035   $a(EXLCZ)995470000002504596
100   $a20170428d1999      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aAssessment of nitrate contamination of the upper aquifer in the Manati?-Vega Baja area, Puerto Rico /$fby Carlos Conde-Costas and Fernando Go?mez-Go?mez
210  1$aSan Juan, Puerto Rico :$cU.S. Department of the Interior, U.S. Geological Survey,$d1999.
215   $a1 online resource (v, 43 pages) $cillustrations, maps
225 1 $aWater-resources investigations report ;$v99-4040
320   $aIncludes bibliographical references (pages 36-38).
606   $aGroundwater$xPollution$zPuerto Rico$zManati? Region
606   $aGroundwater$xPollution$zPuerto Rico$zVega Baja Region
606   $aNitrates$xEnvironmental aspects$zPuerto Rico$zManati? Region
606   $aNitrates$xEnvironmental aspects$zPuerto Rico$zVega Baja Region
606   $aAquifers$zPuerto Rico
606   $aGroundwater$xPollution$2fast
606   $aNitrates$xEnvironmental aspects$2fast
615  0$aGroundwater$xPollution
615  0$aGroundwater$xPollution
615  0$aNitrates$xEnvironmental aspects
615  0$aNitrates$xEnvironmental aspects
615  0$aAquifers
615  7$aGroundwater$xPollution.
615  7$aNitrates$xEnvironmental aspects.
700   $aConde-Costas$b Carlos$01403955
702   $aGo?mez-Go?mez$b Fernando
712 02$aGeological Survey (U.S.),
712 02$aPuerto Rico.$bEnvironmental Quality Board.
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCA
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910713709203321
996   $aAssessment of nitrate contamination of the upper aquifer in the Manati?-Vega Baja area, Puerto Rico$93527501
997   $aUNINA