Calcium carbonate modified Biochar ameliorates acid soil properties and promotes soybean growth

Key Points

• Biochar treatment significantly enhanced soybean growth metrics, improving overall yield by addressing soil acidity.
• The application of calcium carbonate-modified biochar resulted in noticeable decreases in soil acidity, promoting healthier crops.
• Assessment using soil modification techniques revealed effective improvement in critical soil properties conducive to plant growth.
• These findings highlight the agricultural potential of biochar as an effective amendment, though field trials are still necessary.