Soil acidification affects about 50% of arable soils globally
Research gap analysis derived from 3 agriculture papers in our local library.
The gap
Soil acidification affects about 50% of arable soils globally. It decreases soil fertility and the abundance and diversity of bacterial communities. There is a need to explore effective ways to reduce soil acidity.
Evidence profile
Sourced from the stated challenges and abstract of the source papers, classified as general, drawn from work published between 2024 and 2026, spanning 3 journals. Those papers have been cited 66 times in total.
Research trend
Established — well-defined area with open sub-problems.
Supporting evidence — 3 representative gaps
- Improvement Effects of Calcium Silicate Hydrate and Humic Acid-Encapsulated Alcaligenes faecalis on Acidic Farmland Soil and Alterations in Microbial Community Structure (2026) · Water, Air, & Soil Pollution · doi
Soil acidification affects about 50% of arable soils globally. It decreases soil fertility and the abundance and diversity of bacterial communities. There is a need to explore effective ways to reduce soil acidity.
generalstated challengesevidence 5/5Keywords: soil acidification affects about arable soils globally decreases - Divergent Proton-Buffering Processes and Acidification Risks in Permanent and Variable-Charge Soils (2026) · Agronomy · doi
The study identifies the challenge of managing and mitigating agricultural soil acidification. The complexity of proton-buffering mechanisms in variable-charge soils is a technical challenge. The need to develop soil-specific strategies for managing soil acidification is a domain challenge.
generalstated challengesevidence 5/5Keywords: study identifies challenge managing mitigating agricultural soil acidification - The contribution of natural and anthropogenic causes to soil acidification rates under different fertilization practices and site conditions in southern China (2024) · The Science of The Total Environment · cited 66× · doi
However, the contributions of natural soil acidification, induced by leaching of bicarbonate, and anthropogenic causes of soil acidification, induced by nitrogen (N) transformations and removal of base cations over acid anions, are not well quantified.
generalabstractevidence 4/5Keywords: soil acidification induced contributions natural leaching bicarbonate anthropogenic causes nitrogen transformations removal base cations acid
Questions about this gap
Explore this gap further
Run this gap as a query across open scholarly engines for the latest related literature.
Working on this gap? Review it with us.
AI Review reads your manuscript in one pass with 8 specialist agents, calibrated on 69K+ real peer reviews.
Tools for your next paper
Related gaps in Agriculture
- Localized fertilization of beneficial microbesLocalized fertilization of beneficial microbes has potential advantages in achieving higher productivity, but the underlying biological mech…
- The need for alternative approaches to sustainableThe need for alternative approaches to sustainable agricultural practices. The lack of knowledge on the effects of AMF application on plant …
- Integrated crop and soil management measures have provenIntegrated crop and soil management measures have proven effective in enhancing crop yields and resource use efficiency, although the impact…
- The lack of evaluation of Brunt models for net radiationThe lack of evaluation of Brunt models for net radiation estimation without site-specific calibration. The uncertainty in substituting air t…