Effects of biochar on soil properties as well as available and TCLP-extractable Cu contents: a global meta-analysis.

Sci Rep · 2025 · PMC12464268 · PMID 40998992

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not as significantno p-value reported

The effect of biochar on increasing soil pH was not as significant in nonacidic soils as in acidic soils due to the higher buffering capacity of nonacidic soils.

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