02123oam 2200481 450 991071350850332120200605095520.0(CKB)5470000002502583(OCoLC)974646483(OCoLC)995470000002502583(EXLCZ)99547000000250258320170306d1988 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierReconnaissance investigation of water-quality, bottom sediment, and biota associated with irrigation drainage in the Lower Rio Grande Valley and Laguna Atascosa National Wildlife Refuge, Texas, 1986-87 /by Frank C. Wells, Gerry A. Jackson, and William J. RogersAustin, Texas :U.S. Geological Survey,1988.1 online resource (vi, 89 pages) illustrations, maps +3 platesWater-resources investigations report ;87-4277Includes bibliographical references (pages 62-63).Reconnaissance investigation of irrigation drainage, Lower Rio Grande Valley and Laguna Atascosa National Wildlife Refuge, Texas, 1986-87Irrigation waterQualityTexasLower Rio Grande ValleyIrrigation waterTexasLaguna Atascosa National Wildlife RefugeIrrigation waterQualityfastTexasLaguna Atascosa National Wildlife RefugefastIrrigation waterQualityIrrigation waterIrrigation waterQuality.Wells Frank C.1387381Jackson Gerry A.Rogers William J(William James),1949-Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910713508503321Reconnaissance investigation of water-quality, bottom sediment, and biota associated with irrigation drainage in the Lower Rio Grande Valley and Laguna Atascosa National Wildlife Refuge, Texas, 1986-873462054UNINA