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Agricultural industry

Organic Farming Practices Show Significant Benefits for Soil Quality and Nutrient Availability

Strategic Insights

— 1 min read

Research conducted at the Federal University of Agriculture has revealed the benefits of organic farming practices on soil quality and nutrient availability. The study, published in Discover Soil, found that organic farming methods, such as manure application and minimal soil disturbance, led to improved soil organic carbon stock, nitrogen stock, and cation storage. The findings underscore the importance of sustainable land management practices in enhancing soil health and promoting environmentally friendly farming techniques.

Key Takeaways:

  • Organic material deposition under organic farms resulted in higher organic carbon content, with 43.0% and 50.1% lower soil organic carbon stock compared to conventional farms.
  • Nitrogen stock was 22.9% and 37.2% lower under conventional farms compared to organic farms and paddocks, respectively.
  • Soil pH was slightly acidic across all land uses, with the lowest pH recorded under the conventional farm (5.97).
  • Phosphorus levels were generally low across all land uses, ranging from 0.63-2.51 mg kg^-1.
  • The effective cation exchange capacity under organic farms was higher in the topsoil, suggesting better cation storage.
  • The study highlights the importance of sustainable land management practices in enhancing soil quality, nutrient availability, and carbon storage.
  • Authors Olanrewaju H. Ologunde, Jamiu A. Aderolu, Mordiyah O. Kelani, Oluwaseunayo Akinpetide, Kadiri O. Lawal, and Mutiu A. Busari conducted the research at the Department of Soil Science and Land Management, College of Plant Science and Crop Production, Federal University of Agriculture.

Statistics:

  • Soil organic carbon stock was 43.0% and 50.1% lower under conventional farms compared to organic farms.
  • Nitrogen stock was 22.9% and 37.2% lower under conventional farms compared to organic farms and paddocks, respectively.
  • Soil pH was 5.97 under the conventional farm, indicating slightly acidic conditions.
  • Phosphorus levels ranged from 0.63-2.51 mg kg^-1 across all land uses.
  • The effective cation exchange capacity under organic farms was higher in the topsoil, with specific values not provided.

Sources:

  • Short-term impacts of agricultural land-use types on selected soil properties in the tropics. Discover Soil, 2025, 2(1):1-13.
  • The publisher for Discover Soil is Springer.
  • Journal article available at https://doi-org.sdpl.idm.oclc.org/10.1007/s44378-025-00114-8.

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