Search Results for the EPA National Library Catalog

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Economic feasibility of selected alternative sources of drinking water for the Eastern Columbia Plateau aquifer system / 1996
Effect of irrigation on the chemical quality of low streamflow adjacent to Cedar Bluff Irrigation District, Kansas : a progress report / 1969
Effect of Irrigation Return Water on the Benthic Macroinvertebrates of the Lost River Oregon-California. 1969
Effect of Irrigation Run-Off on Surface Water Supplies. 1953
Effect of Irrigation, Fertilization, and Other Cultural Practices on Water Quality. 1973
Effects of agriculture on water quality of the Fort Hall Indian Reservation: Section 208 {Project} / 1983
Effects of cadmium on streams and irrigated agriculture in the presence and absence of oil shale leachate 1983
Effects of irrigation methods on groundwater pollution by nitrates and other solutes / 1976
Effects of Surface Irrigation with Dairy Manure Slurries on the Quality of Groundwater and Surface Runoff. 1973
Engineering Feasibility Demonstration Study for Muskegon County, Michigan. Wastewater Treatment-Irrigation System. 1970
Environmental changes from long-term land applications of municipal effluents : technical report / 1978
Environmental planning manual for salinity management in irrigated agriculture / 1979
Evaluating furrow irrigation systems for regional water quality planning / 1982
Evaluating furrow irrigation systems for regional water quality planning {microform} / 1982
Evaluation of a hydrosalinity model of irrigation return flow water quality in the Mesilla Valley, New Mexico / 1979
Evaluation of drainage for salinity control in Grand Valley / 1974
Evaluation of irrigation methods for salinity control in Grand Valley / 1978
Evaluation of irrigation scheduling for salinity control in Grand Valley / 1974
Evaluation of Legal Theories Currently Employed to Determine Which Lands are Riparian. 1971
Evaluation of measures for controlling sediment and nutrient losses from irrigated areas / 1978
Evaporation Losses in Sprinkler Irrigation. 1970
Federal task force identifies improved irrigation water use and management potential / 1979
Field evaluation of anaerobic denitrification in simulated deep ponds; bio-engineering aspects of agricultural drainage. 1969
Field measurement of denitrification / 1977
Final Report, Engineering Advisory committee to Upper Colorado River Basin Compact Commission 1948
Fish and Wildlife Resources and the Narrows Unit, South Platte Division, Missouri River Basin Project, Colorado 1966
Fish and Wildlife Resources and the Upper South Platte Unit, Mt. Evans Division, Missouri River Basin Project, Colorado 1964
Fluctuations in Nitrate Concentrations Utilized as an Assessment of Agricultural Contamination to an Aquifer of a Semiarid Climatic Region. 1972
Georgia's Water Problems and Related Research Needs. 1973
Great Plains Symposium 1996 : the Ogallala Aquifer, sharing knowledge for the future / 1996
Ground water for irrigation in the Brooten-Belgrade area, west-central Minnesota, 1971
Ground water quality and agricultural practices 1987
Guidelines for interpretation of the biological effects of selected constituents in biota, water, and sediment / 1998
Guidelines for water reuse / 2004
Guidelines for water reuse / 2004
Gunnison County stream water quality study / 1978
Gunnison County stream water quality study / 1978
High stakes at the Salton Sea : [25 min. version] / 2002
Hydrologic investigation of the Cache Creek 1989
Identification of Irrigation Return Water in the Sub-Surface. Phase III. Kahuku, Oahu and Kahului and Lahaina, Maui. 1970
Impact of Agricultural Pollutants--On Subsequent Users. 1969
Impact of Canadian Power Plant Development and Flow Apportionment on the Poplar River Basin. 1981
Impact of water and soils having source-sink potentials on water and salinity management under irrigation in the upper Colorado River Basin 1979
Implementation of agricultural salinity control technology in Grand Valley / 1978
Improvements in Moving Sprinkler Irrigation Systems for Conservation of Water. 1973
Increasing Water Utilization Efficiency of a Pasture Grass by Increasing Aftermath through Plant Selection. 1973
Industry Waste Study. The Hawaii Sugar Industry Waste Study. 1971
Influence of trickle and surface irrigation on return flow quality / 1977
Integrating desalination and agricultural salinity control alternatives / 1978
Integration of the Agricultural Demand Function for Water and the Hydrologic Model of the Pecos Basin. 1972
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