File:Nitrogen.jpg: Revision history

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24 June 2023

  • curprev 16:0616:06, 24 June 2023Florez4747 talk contribs 369 bytes +369 "Concentrations of total nitrogen were highest in agricultural streams, with a median concentration of about 4 mg/L (about 6 times greater than background levels), whereas concentrations of total phosphorus were similar in agricultural and urban streams, with a median concentration of about 0.25 mg/L (also about 6 times greater than background levels)."