Improve fertilizer use efficiency and reduce
Research gap analysis derived from 9 agriculture papers in our local library.
The gap
There is a need to improve fertilizer use efficiency and reduce environmental impacts. Current methods for predicting plant-available N have limitations.
Evidence profile
Sourced from the future-work section and stated research gap and inline gaps and abstract of the source papers, classified as general, spanning 7 journals.
Research trend
Established — well-defined area with open sub-problems.
Supporting evidence — 8 representative gaps
- Development of a Screening Method for Organic Materials−Using Odor and Soil VOCs Emitted from Farmland Soil as Indicators− (2026) · Journal of Japan Association on Odor Environment · doi
Further evaluation of the screening method using a larger number of fertilizers. Investigation of the relationship between soil VOCs and fertilizer efficacy.
generalfuture-work sectionevidence 5/5Keywords: further evaluation screening method using larger number fertilizers - Optimizing split nitrogen application for enhanced maize yield in slightly saline coastal soils (ECe 3–4 dS m−1) (2026) · Discover Soil · doi
The study identifies a gap in the current understanding of optimal N fertilizer application methods and timing for maize cultivation in coastal regions. The experiment addresses the need for effective N fertilizer application strategies in slightly saline coastal soils.
generalstated research gapevidence 5/5Keywords: study identifies gap current understanding optimal fertilizer application - Microbial nutrient management approaches for sustainable rice (Oryza sativa L.) productivity and soil health under field conditions (2026) · Frontiers in Sustainable Food Systems · doi
The study identifies a gap in the evaluation of biofertilizers on rice quality parameters and soil fertility. The study aims to fill this gap by conducting a two-year field study.
generalstated research gapevidence 5/5Keywords: study identifies gap evaluation biofertilizers rice quality parameters - Enhancing the sustainability of some Triticum aestivum L. varieties through the application of different types of nutrients (2026) · University of Thi-Qar Journal of agricultural research · doi
Further studies can investigate the long-term effects of mixed fertilizer treatments on soil health. Research can explore the potential of other sustainable fertilization practices.
generalfuture-work sectionevidence 5/5Keywords: further studies investigate long-term effects mixed fertilizer treatments - Predicting plant-available nitrogen across soil types using pyrolysis-FTIR and pre-plant nitrogen test (2026) · Plant and Soil · doi
There is a need to improve fertilizer use efficiency and reduce environmental impacts. Current methods for predicting plant-available N have limitations.
generalstated research gapevidence 5/5Keywords: there need improve fertilizer use efficiency reduce environmental - Effectiveness of Biodegradable Wastes As An Organic Fertilizer Compared to Commercial Fertilizer on the Growth of Abelmoschus Esculentus (Okra) (2026) · Zenodo (CERN European Organization for Nuclear Research) · doi
The adoption and effectiveness of organic waste fertilizers remain underexplored in many agricultural sectors. There is a need to evaluate the impact of biodegradable waste fertilizers on crop growth and productivity.
generalstated research gapevidence 5/5Keywords: adoption effectiveness organic waste fertilizers remain underexplored many - Microbial nutrient management approaches for sustainable rice (Oryza sativa L.) productivity and soil health under field conditions (2026) · Frontiers in Sustainable Food Systems · doi
Despite the widespread adoption of biofertilizers, limited research has systematically evaluated rice performance under regenerative nutrient regimes, particularly when biofertilizers are applied in com- bination (Marzouk et al.
generalinline gapsevidence 4/5Keywords: biofertilizers despite widespread adoption limited systematically evaluated rice performance regenerative nutrient regimes particularly applied bination - Correcting Apparent Priming Bias Unveils Fertilizer Nitrogen‐Risk Archetypes of Surplus and Depletion Across Asian Rice Systems (2026) · Advanced Science · doi
ABSTRACT Accurate assessment of fertilizer nitrogen (N) fate is essential for optimizing rice production, yet regional‐scale estimates remain limited.
generalabstractevidence 4/5Keywords: abstract accurate assessment fertilizer nitrogen fate essential optimizing rice production regional scale estimates remain limited
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