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: U.S. Dept. of the Interior, U.S. Geological Survey ; Earth Science Information Center, Open-File Reports Section [distributor], 1994

Climatological data for the rice-growing areas along the north coast of Puerto Rico

by Román-Más, Angel.
Published: U.S. Dept. of the Interior, Geological Survey : Books and Open-file Reports Section, distributor, 1987

A reconnaissance of the water resources of the central Guanajibo Valley, Puerto Rico

by Colón-Dieppa, Eloy.
Published: U.S. Dept. of the Interior, Geological Survey ; Open-File Services Section, Western Distribution Branch, 1985

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: U.S. Geological Survey, 1994

Use of surface-geophysical techniques for ground-water exploration in the Canovanas-Rio Grande area, Puerto Rico

by Torres-González, Arturo,
Published: U.S. Geological Survey, 1985

Water required, water used, and potential water sources for rice irrigation, north coast of Puerto Rico

by Román-Más, Angel J.,
Published: U.S. Geological Survey, 1988

Water resources of the Sabana Seca to Vega Baja area, Puerto Rico

by Torres-González, Arturo,
Published: U.S. Geological Survey, 1984

Restoration of freshwater in the Cano Tiburones area, Puerto Rico

by Zack, Allen L.,
Published: U.S. Geological Survey, 1984

Water resources of the Rio Grande de Anasco - lower valley, Puerto Rico

by Díaz, José Raúl,
Published: U.S. Geological Survey, 1987

A reconnaissance of the water resources of the central Guanajibo Valley, Puerto Rico

by Colón-Dieppa, Eloy,
Published: U.S. Geological Survey, 1985

Ground-water resources in Lajas Valley, Puerto Rico

by Graves, Robert P.,
Published: U.S. Geological Survey, 1991

Single-well injection and recovery of freshwater from an aquifer containing saline water at Arecibo, Puerto Rico

by Quiñones-Aponte, Vicente,
Published: U.S. Geological Survey, 1989

Water resources of the lower Rio Grande de Arecibo alluvial valley, Puerto Rico = Recursos de aqua de valle aluvial costanero del Rio Grande de Arecibo, Puerto Rico

by Quiñones-Aponte, Vicente,
Published: U.S. Geological Survey, 1986

Elevation of the water-table surface for the alluvial aquifer and hydrologic conditions in the Santa Isabel-Juana Diaz area, Puerto Rico, March 1986

by Geological Survey (U.S.),
Published: Department of the Interior, U.S. Geological Survey, 1987