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Water resources of the Rio Grande de Añasco - Lower Valley, Puerto Rico / by José Raúl Díaz and Donald G. Jordan ; prepared in cooperation with the Puerto Rico Department of Agriculture (Water-resources investigations report ; 85-4237)

Water resources of the Rio Grande de Añasco - Lower Valley, Puerto Rico / by José Raúl Díaz and Donald G. Jordan ; prepared in cooperation with the Puerto Rico Department of Agriculture (Water-resources investigations report ; 85-4237)
Microform図書
1987<YCA-I 19.42/4:85-4237>
National Diet Library
  • Author HeadingDíaz, José Raúl Jordan, Donald G Puerto Rico. Dept. of Agriculture Geological Survey (U.S.)

Use of surface-geophysical techniques for ground-water exploration in the Canovanas-Rio Grande area, Puerto Rico / by Arturo Torres-González ; prepared in cooperation with the Department of Agriculture of the Commonwealth of Puerto Rico (U.S. Geological Survey water-resources investigations report ; 83-4266)

Use of surface-geophysical techniques for ground-water exploration in the Canovanas-Rio Grande area, Puerto Rico / by Arturo Torres-González ; prepared in cooperation with the Department of Agriculture of the Commonwealth of Puerto Rico (U.S. Geological Survey water-resources investigations report ; 83-4266)
Microform図書
1985<YCA-I 19.42/4:83-4266>
National Diet Library
  • Author HeadingTorres-González, Arturo Puerto Rico. Dept. of Agriculture Geological Survey (U.S.)

Water resources of the lower Rio Grande de Arecibo alluvial valley, Puerto Rico / by Vicente Quiñones-Aponte ; prepared in cooperation with the Puerto Rico Department of Agriculture and the Puerto Rico Department of Natural Resources (Water-resources investigations report ; 85-4160)

Water resources of the lower Rio Grande de Arecibo alluvial valley, Puerto Rico / by Vicente Quiñones-Aponte ; prepared in cooperation with the Puerto Rico Department of Agriculture and the Puerto Rico Department of Natural Resources (Water-resources investigations report ; 85-4160)
Microform図書
1986<YCA-I 19.42/4:85-4160>
National Diet Library
  • Author HeadingQuiñones-Aponte, Vicente Puerto Rico. Dept. of Agriculture Puerto Rico. Dept. of Natural...

Elevation of the water-table surface for the alluvial aquifer and hydrologic conditions in the Santa Isabel-Juana Diaz area, Puerto Rico, March 1986 / Department of the Interior, U.S. Geological Survey ; by Angel Román-Más and Orlando Ramos-Ginés ; prepared in cooperation with the Puerto Rico Department of Agriculture (Water-resources investigations report ; 87-4123)

Elevation of the water-table surface for the alluvial aquifer and hydrologic conditions in the Santa Isabel-Juana Diaz area, Puerto Rico, March 1986 / Department of the Interior, U.S. Geological Survey ; by Angel Román-Más and Orlando Ramos-Ginés ; prepared in cooperation with the Puerto Rico Department of Agriculture (Water-resources investigations report ; 87-4123)
Microform図書
1987<YCA-I 19.42/4:87-4123>
National Diet Library
  • Author Heading...Ginés, Orlando Puerto Rico. Dept. of Agriculture Geological Survey (U.S.) . Wa...

A reconnaissance of the water resources of the central Guanajibo Valley, Puerto Rico / by Eloy Colón-Dieppa and Ferdinand Quiñones-Márquez ; prepared in cooperation with the Puerto Rico Department of Agriculture (Water-resources investigations report)

A reconnaissance of the water resources of the central Guanajibo Valley, Puerto Rico / by Eloy Colón-Dieppa and Ferdinand Quiñones-Márquez ; prepared in cooperation with the Puerto Rico Department of Agriculture (Water-resources investigations report)
Microform図書
1985<YCA-I 19.42/4:82-4050>
National Diet Library
  • Author Heading...F. (Ferdinand) Puerto Rico. Dept. of Agriculture Geological Survey (U.S.)

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