Soil degradation, - Excessive use of chemical

The gap

Evidence profile

Sourced from the stated challenges and future-work section and abstract and stated research gap of the source papers, classified as general, drawn from work published between 2022 and 2026, spanning 4 journals. Those papers have been cited 1 times in total.

Supporting evidence — 5 representative gaps

• Earthworm-Derived Bioactive Compounds: Soil Health, Sustainable Agriculture, and Drug Delivery Prospects in Punjab: Analysis (2026) · International Journal of Drug Delivery Technology · doi

  Soil degradation, - Excessive use of chemical fertilizers, - Intensive farming systems, - Limited understanding of the agricultural and biomedical significance of earthworms

  generalstated challengesevidence 5/5
  Keywords: soil degradation excessive use chemical fertilizers intensive farming
• Leaf litter distribution as a key driver of earthworms in a mature temperate agroforestry system (2026) · Plant and Soil · doi

  Investigate the effect of tree leaf litter incorporation into the soil on earthworm communities, - Include confounding variables such as environmental factors and temporal migration patterns of earthworms in future studies, - Conduct studies in different agroforestry systems and locations

  generalfuture-work sectionevidence 5/5
  Keywords: investigate effect tree leaf litter incorporation soil earthworm
• Illuminating biodiversity changes in the ‘Black Box’ (2022) · Research Ideas and Outcomes · cited 1× · doi

  We aim to use time-series data on earthworms to move this debate forward, by using data and statistical methods that would address the criticisms, whilst increasing our knowledge on this understudied soil group.

  generalabstractevidence 4/5
  Keywords: time series earthworms move debate forward using statistical address criticisms whilst increasing knowledge understudied soil
• Earthworm community, Soil fertility and Soybean Performance under Integrated Nutrient Management in Black Clay Soils of Sagar District, Madhya Pradesh, India. (2026) · International Journal of Creative and Open Research in Engineering and Management · doi

  There is a lack of understanding of the relationships between earthworms, soil properties, and soybean performance. The impact of integrated nutrient management on earthworm ecology is not well understood.

  generalstated research gapevidence 3/5
  Keywords: there lack understanding relationships between earthworms soil properties
• Leaf litter distribution as a key driver of earthworms in a mature temperate agroforestry system (2026) · Plant and Soil · doi

  Experimental data on the effect of tree leaf litter on earthworm communities in agroforestry is lacking. The relationship between tree leaf litter and earthworm population density and biomass is not well understood.

  generalstated research gapevidence 3/5
  Keywords: experimental data effect tree leaf litter earthworm communities

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