Results
Found 479 works matching this query
U.S. Geological Survey nutrient preservation experiment
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Water-quality assessment of the Trinity River Basin, Texas
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Nutrient and triazine-herbicide concentrations in streams of the Chickies Creek Basin, south-central Pennsylvania, during low-flow conditions
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Discharge, water-quality characteristics, and nutrient loads from McKay Bay, Delaney Creek, and East Bay, Tampa, Florida, 1991-1993
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Water-quality assessment of the Rio Grande Valley, Colorado, New Mexico, and Texas
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Shallow ground-water quality in agricultural areas of northern Alabama and Middle Tennessee, 2000-2001
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Ambient water quality criteria recommendations
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Water-quality assessment of the Ozark Plateaus study unit, Arkansas, Kansas, Missouri, and Oklahoma
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Surface-water quality changes after 5 years of nutrient management in the Little Conestoga Creek headwaters, Pennsylvania, 1989-91
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Concentrations of dissolved solids and nutrients in water sources and selected streams of the Santa Ana Basin, California, October 1998-September 2001
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