Geochemistry and hydrogeologic framework of the saline-freshwater interface and the calculation of net recharge in the Dorado area, north-central Puerto Rico /

Geohydrology and simulation of ground-water flow in the Salinas to Patillas area, Puerto Rico.
by: Quiñones-Aponte, Vicente
Published: (1996)

Hydrogeology of Puerto Rico and the outlying islands of Vieques, Culebra, and Mona /
by: Gómez-Gómez, Fernando, et al.
Published: (2014)

Hydrogeology and hydrology of the Punta Cabullones wetland area, Ponce, southern Puerto Rico, 2007-08 /
by: Rodríguez-Martínez, Jesús, et al.
Published: (2014)

Hydrogeology of the karst of Puerto Rico /
by: Giusti, Ennio V.

U.S. Geological Survey programs in Puerto Rico.
Published: (1997)

Hydrogeological data collected from a test well in Barceloneta, Puerto Rico /
by: Conde-Costas, Carlos E.
Published: (1998)

Detection of conduit-controlled ground-water flow in northwestern Puerto Rico using aerial photograph interpretation and geophysical methods /
by: Rodríguez-Martínez, Jesús
Published: (2000)

Hydrogeology and ground-water/surface-water relations in the Bajura area of the Municipio of Cabo Rojo, southwestern Puerto Rico.
by: Rodríguez-Martínez, Jesús
Published: (1996)

Ground-water resources of the Caguas-Juncos Valley, Puerto Rico /
by: Puig, Juan C. (Juan Carlos)
Published: (1993)

Sugar and slavery in Puerto Rico : the plantation economy of Ponce, 1800-1850 /
by: Scarano, Francisco A. (Francisco Antonio)
Published: (1984)

Hydrogeology and simulation of ground-water flow in the upper aquifer of the Río Grande de Manatí area, Puerto Rico.
by: Torres-Gonzáles, Sigfredo
Published: (1996)

Regionalization of health services : the Puerto Rican experience /
by: Arbona, Guillermo
Published: (1978)

Geology of the Tanamá and Helecho porphyry copper deposits and vicinity, Puerto Rico /
by: Cox, Dennis P.
Published: (1985)

Geology, geochemistry, geophysics, mineral occurrences, and mineral resource assessment for the commonwealth of Puerto Rico /
Published: (2001)

Potentiometric surface and hydrologic conditions of the upper aquifer in the Manati-Vega Baja area, north central Puerto Rico, March 1995.
Published: (1997)

Assessment of nitrate contamination of the upper aquifer in the Manatí-Vega Baja area, Puerto Rico /
by: Conde-Costas, Carlos
Published: (1999)

Marine geologic map of the southwestern insular shelf of Puerto Rico, Mayagüez to Cabo Rojo /
Published: (1999)

Geology and hydrogeology of the Caribbean islands aquifer system of the Commonwealth of Puerto Rico and the U.S. Virgin Islands /
Published: (2002)

Puerto Rico : la contribución de la planificación física al desarrollo económico y social = the contribution of physical planning to social and economic development.
by: Carrero, Telesforo
Published: (1960)

Geologic map of Fajardo and Cayo Icacos quadrangles, Puerto Rico /
by: Briggs, Reginald P., 1929-2009
Published: (1980)

Hydrogeology of the north coast limestone aquifer system of Puerto Rico.
by: Rodríguez-Martínez, Jesús
Published: (1995)

Effects of changing irrigation practices on the ground-water hydrology of the Santa Isabel-Juana Díaz area, south central Puerto Rico /
by: Ramos-Ginés, Orlando
Published: (1994)

Source, use, and disposition of freshwater in Puerto Rico, 2005 /
by: Molina-Rivera, Wanda L.
Published: (2009)

Puerto Rico : culture, politics, and identity /
by: Morris, Nancy
Published: (1995)

Wages, productivity, and industrialization in Puerto Rico /
by: Reynolds, Lloyd George, 1910-
Published: (1965)

Effects of land use on upland erosion, sediment transport, and reservoir sedimentation, Lago Loíza Basin, Puerto Rico /
Published: (1999)

Los anfibios y reptiles de Puerto Rico = The amphibians and reptiles of Puerto Rico /
by: Rivero, Juan A.
Published: (1978)

The search for El Dorado /
by: Hemming, John, 1935-
Published: (1979)

El Dorado fantasma /
by: Bayle, Constantino
Published: (1930)

Doing business in Puerto Rico.
Published: (1982)

A well system to recover usable water from a freshwater-saltwater aquifer in Puerto Rico /
by: Zack, Allen L.
Published: (1988)

The loss of El Dorado ; a history /
by: Naipaul, V. S. (Vidiadhar Surajprasad), 1932-2018
Published: (1970)

Sugar, slavery, & freedom in nineteenth-century Puerto Rico /
by: Figueroa, Luis A. (Luis Antonio)
Published: (2005)

Sugar, slavery, & freedom in nineteenth-century Puerto Rico /
by: Figueroa, Luis A. (Luis Antonio)
Published: (2005)

Sugar, slavery, & freedom in nineteenth-century Puerto Rico /
by: Figueroa, Luis A. (Luis Antonio)
Published: (2005)

Hydrologic modeling for flow-ecology science in the southeastern United States and Puerto Rico /
by: Caldwell, Peter (Peter V.)
Published: (2020)