Effects of artificially-simulated acidification on potential soil nitrification activity and ammonia oxidizing microbial communities in greenhouse conditions.

PeerJ · 2022 · PMC9536323 · PMID 36213504

Europe PMC DOI

hedged sentences

0.0100

closest p · 0.2× alpha

0.0100

boldest claim

The sentences

extremely significantp < 0.01actually significant

PNA has an extremely significant positive correlation with soil pH, SOM, TN, NH 3 concentration, urease, and protease ( p < 0.01), and an extremely significant negative correlation with NH 4 + -N content ( p < 0.01).

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a decreasing trendno p-value reported

Soil SOM and TN content showed a decreasing trend with a decrease of soil pH.

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an increasing trendno p-value reported

The content of NH 4 + -N ranged from 3.48 to 19.02 mg·kg −1 , and there was an increasing trend as the soil pH decreased.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.