Interlaboratory Comparability, Bias, and Precision for Four Laboratories Measuring Constituents in Precipitation, November 1982-August 1983
Interlaboratory Comparability, Bias, and Precision for Four Laboratories Measuring Analytes in Wet Deposition, October 1983-December 1984
Bias and precision of selected analytes reported by the National Atmospheric Deposition Program and National Trends Network, 1984
Results of Intercomparison Studies for the Measurement of PH and Specific Conductance at National Atmosepheric Deposition Program/National Trends Network Monitoring Sites, October 1981-October 1985
Results of External Quality-assurance Program for the National Atmospheric Deposition Program and National Trends Network During 1985
Cooperative Water Program
Laboratory Evaluation of the Level TROLL 100 Manufactured by In-Situ Inc
Cooperative Water Program
Development and Evaluation of a Technique for Measuring Denitrification Enzyme Activity in Nitrate-contaminated Ground Water
U.S. Geological Survey Monitoring of Powder River Basin Stream-water Quantity and Quality
Results of intercomparison studies for the measurement of pH and specific conductance at National Atmosepheric Deposition Program/National Trends Network monitoring sites, October 1981-October 1985
Interlaboratory Comparability, Bias, and Precision for Four Laboratories Measuring Constituents in Precipitation, November 1982-August 1983
U.S. Geological Survey Monitoring of Powder River Basin Stream-water Quantity and Quality
Inland Travel of Tide-driven Saline Water in the Altamaha and Satilla Rivers, Georgia, and the St. Marys River, Georgia-Florida