Search Results for the EPA National Library Catalog

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Select Item Title Year Published
Waste Water Disposal Practices at Federal Installations as of December 31, 1960. Volume 52. Puerto Rico. 1962
Water balance and quantification of total phosphorus and total nitrogen loads entering and leaving the Lago de Cidra, central Puerto Rico 1997
Water budget and hydraulic aspects of artificial recharge, south coast of Puerto Rico / 1979
Water quality and mangrove ecosystem dynamics / 1981
Water required, water used, and potential water sources for rice irrigation, north coast of Puerto Rico 1988
Water Requirements of Sugarcane Under Irrigation in Lajas Valley, Puerto Rico. 1970
Water Resources Data for Puerto Rico and the U.S. Virgin Islands, Water Year 1983. 1984
Water Resources Data for Puerto Rico and the U.S. Virgin Islands, Water Year 1984. 1985
Water Resources Data for Puerto Rico and the U.S. Virgin Islands, Water Year 1985. 1987
Water Resources Data for Puerto Rico and the U.S. Virgin Islands, Water Year 1987. 1989
Water Resources Data for Puerto Rico and the U.S. Virgins Islands, Water Year 1989. 1990
Water resources data for Puerto Rico. 1968
Water resources data Puerto Rico and the U.S. Virgin Islands. 1983
Water resources of Puerto Rico : a progress report / 1964
Water resources of the Humacao-Naguabo area, eastern Puerto Rico 1989
Water resources of the Jobos area, Puerto Rico : a preliminary appraisal, 1962 / 1972
Water resources of the lower Rio Grande de Arecibo alluvial valley, Puerto Rico 1986
Water resources of the lower Río Grande de Manatí Valley, Puerto Rico / 1984
Water resources of the North Coast Limestone area, Puerto Rico 1976
Water resources of the Sabana Seca to Vega Baja area, Puerto Rico 1984
Water supply and waste disposal, Culebra, Puerto Rico 1976
Water wells in Puerto Rico 1964
Water wells on Isla de Culebra, Puerto Rico 1995
Water wells on Isla de Vieques, Puerto Rico 1995
Water-resources investigations in Puerto Rico and the U.S. Virgin Islands, 1986-1988 1990
We fed an island : the true story of rebuilding Puerto Rico, one meal at a time / 2018
Wetland creation and restoration : the status of the science / 1989
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