Existing evidence related to soil retention of phosphorus from on-site wastewater treatment systems in boreal and temperate climate zones: a systematic map.

Environ Evid · 2023 · PMC11378865 · PMID 39294785

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

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may be significantno p-value reported

In this debate, it is often claimed that the retention of P occurring in the natural soil environment between the facility and the receiving surface water may be significant, and possibly underestimated by authorities.

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