The biological source of organic fertilizers determines their specific functional characteristics

The gap

Evidence profile

Sourced from the stated research gap and future-work section and stated challenges of the source papers, classified as general, drawn from work published between 2024 and 2026, spanning 6 journals. Those papers have been cited 64 times in total.

Supporting evidence — 8 representative gaps

• Pengaruh Kombinasi Pupuk Hayati dan Pupuk Anorganik Terhadap Pertumbuhan Tanaman Tebu (Saccharum officinarum L.) Varietas Bululawang di Kebun Bugul Kidul (2026) · Indonesian Sugar Research Journal · doi

  The lack of research on the effects of combining biofertilizers and inorganic fertilizers on sugarcane growth. The need for sustainable sugarcane production practices that improve soil health and productivity.

  generalstated research gapevidence 5/5
  Keywords: lack research effects combining biofertilizers inorganic fertilizers sugarcane
• Stabilization of organic soil using locust bean gum biopolymer: A study on shear strength parameters (2026) · Bulletin of Engineering Geology and the Environment · doi

  Further investigation of the effects of locust bean gum on the long-term behavior of organic soil. Development of more advanced constitutive models to predict the behavior of LBG-stabilized organic soil under various loading conditions.

  generalfuture-work sectionevidence 5/5
  Keywords: further investigation effects locust bean gum long-term behavior
• Effect of long-term organic fertilization on soil chemical, biological properties and labile organic carbon fractions under maize (Zea mays L.) cultivation (2026) · Applied Biological Chemistry · doi

  Future research should investigate the long-term effects of organic fertilization on soil health and crop productivity. The study's findings can be used to inform the development of sustainable management strategies for soil health and crop productivity.

  generalfuture-work sectionevidence 5/5
  Keywords: future research investigate long-term effects organic fertilization soil
• Short-term organic fertilizer substitution increases sorghum yield by improving soil physicochemical characteristics and regulating microbial community structure (2024) · Frontiers in Plant Science · cited 18× · doi

  Investigate the long-term effects of organic fertilizer substitution on sorghum yield and soil physicochemical characteristics. Explore the effects of different types of organic fertilizers on sorghum yield and soil physicochemical characteristics. Study the impact of organic fertilizer substitution on other crops.

  generalfuture-work sectionevidence 5/5
  Keywords: investigate long-term effects organic fertilizer substitution sorghum yield
• Enhancing Maize Yield and Nutrient Utilization through Improved Soil Quality under Reduced Fertilizer Use: The Efficacy of Organic–Inorganic Compound Fertilizer (2024) · Agriculture · cited 24× · doi

  The impact of COIF on crop yield and soil quality under conditions of reduced N, P, and K inputs is not yet well understood. The influence of organic fertilizers on soil quality is highly dependent on site-specific factors, including soil characteristics, the types of organic fertilizers used, their application rates, and the frequency of application.

  generalstated research gapevidence 5/5
  Keywords: impact coif crop yield soil quality conditions reduced
• Long-Term Manuring and Fertilization Influence on Soil Properties and Wheat Productivity in Semi-Arid Regions (2024) · Agronomy · cited 6× · doi

  The lack of information on the long-term effects of nutrient management practices on soil fertility and wheat productivity. The need to evaluate the impacts of different nutrient management practices on soil properties and wheat yield. The gap in understanding the correlation between total organic carbon and soil-available nutrients.

  generalstated research gapevidence 5/5
  Keywords: lack information long-term effects nutrient management practices soil
• Long-Term Manuring and Fertilization Influence on Soil Properties and Wheat Productivity in Semi-Arid Regions (2024) · Agronomy · cited 6× · doi

  The challenge of maintaining soil health in semi-arid regions. The difficulty of evaluating the long-term effects of nutrient management practices on soil fertility and wheat productivity. The need to balance the use of organic and inorganic nutrient sources to achieve sustainable crop production.

  generalstated challengesevidence 5/5
  Keywords: challenge maintaining soil health semi-arid regions difficulty evaluating
• Effects of Biochar-Based Fertilizers on Fenlong-Ridging Soil Physical Properties, Nutrient Activation, Enzyme Activity, Bacterial Diversity, and Sugarcane Yield (2025) · Agronomy · cited 10× · doi

  Soil degradation and acidification due to continuous sugarcane cropping - Reduced soil nutrient absorption efficiency and deterioration in soil quality due to excessive application of chemical fertilizers - The need to develop sustainable sugarcane cultivation methods

  generalstated challengesevidence 5/5
  Keywords: soil degradation acidification due continuous sugarcane cropping reduced

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