... ranged from 0.8 to 247.3 tons, and runoff ranged from 1 to 89 mm. The enrichment ratios (ER) were [greater than or equal to] 1 and sediments were mostly enriched with P and Na. The P and Na concentrations were 4 to 10 and 2 to 3 times the source material. Sediment from the plots was 247 to 936% richer in P than the soil from which it originated. Too much ... ...

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• Grade Level: High School