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Jenny Hill moved page Phosphorus testing to Phosphorus testing in media without leaving a redirect
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Sims and A. Wolf, eds., Recommended Soil Testing Procedures for the Northeastern United States. Northeast Regional Bulletin #493. Newark: Agricultural Experiment Station, University of Delaware.</ref>. This SME procedure should also be used to measure concentrations of [[soluble salts]] and [[nitrogen]] in green roof growing media.
 
Sims and A. Wolf, eds., Recommended Soil Testing Procedures for the Northeastern United States. Northeast Regional Bulletin #493. Newark: Agricultural Experiment Station, University of Delaware.</ref>. This SME procedure should also be used to measure concentrations of [[soluble salts]] and [[nitrogen]] in green roof growing media.
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==Evaluation in media==
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==Evaluation==
 
===Construction inspections===
 
===Construction inspections===
 
If laboratory testing indicates the extractable phosphorus concentration is not within the design or product specification range, notify the supplier, issue a “do not install” order to the construction site supervisor and contact the design professionals and property owner or project manager to determine corrective actions.
 
If laboratory testing indicates the extractable phosphorus concentration is not within the design or product specification range, notify the supplier, issue a “do not install” order to the construction site supervisor and contact the design professionals and property owner or project manager to determine corrective actions.

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