The accumulation of organic carbon in mineral soils by afforestation of abandoned farmland.

PLoS One · 2012 · PMC3295754 · PMID 22412854

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

highly significantno p-value reported

We observed a highly significant linear relationship between forest-derived OC and the net increase of OC in afforested soil ( Fig. 6 ).

also in 132,142 other papers

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.