Research gap analyses

Showing 1,681–1,740 of 1,988 gap analyses · page 29 of 34

• Overall, comparisons between a high exposure, low exposure, and control group over time as well as correlation analyses between soccer players’ individual number of headers and their exhibited changes

  Overall, comparisons between a high exposure, low exposure, and control group over time as well as correlation analyses between soccer players’ individual number of headers and their exhibited changes in cognitive and sensorimotor test perf

  Psychology · 3 papers · avg 2025.3 · weak evidence
• Future studies should continue to examine the relationship between process categories and outcome data. Future studies should explore the use of different techniques to promote involvement in treatmen

  Future studies should continue to examine the relationship between process categories and outcome data. Future studies should explore the use of different techniques to promote involvement in treatment. Future studies should investigate the

  Psychology · 3 papers · avg 2012.3 · weak evidence
• The paper identifies the challenge of selecting an appropriate empirical strategy to evaluate the policy's effectiveness. The introduction highlights the difficulty of understanding the complex relati

  The paper identifies the challenge of selecting an appropriate empirical strategy to evaluate the policy's effectiveness. The introduction highlights the difficulty of understanding the complex relationships between institutional accountabi

  Social Science · 3 papers · avg 2026 · weak evidence
• A lack of understanding of the psychological processes associated with digital intangible cultural heritage dissemination. A need for a framework to assess the relationships among interactivity, prese

  A lack of understanding of the psychological processes associated with digital intangible cultural heritage dissemination. A need for a framework to assess the relationships among interactivity, presence, flow experience, and cultural inher

  Social Science · 3 papers · avg 2026 · weak evidence
• Existing prioritisation and target-setting approaches largely emphasize biophysical effectiveness, with a limited focus on how farmers perceive and respond to proposed practice changes. The paper iden

  Existing prioritisation and target-setting approaches largely emphasize biophysical effectiveness, with a limited focus on how farmers perceive and respond to proposed practice changes. The paper identifies a gap in the application of ADOPT

  Social Science · 3 papers · avg 2025.7 · weak evidence
• The lack of effective methods to utilize coal gangue and mitigate its environmental harm. The need for innovative approaches to improve soil conditions in ecologically vulnerable coal-mining regions.

  The lack of effective methods to utilize coal gangue and mitigate its environmental harm. The need for innovative approaches to improve soil conditions in ecologically vulnerable coal-mining regions. The gap in understanding the effects of

  Agriculture · 3 papers · avg 2025 · weak evidence
• Although producers’ dominant rationale was to improve their market access, thereby often resorting to more conventional practices, we nevertheless noted interesting practices such as mixed crop and li

  Although producers’ dominant rationale was to improve their market access, thereby often resorting to more conventional practices, we nevertheless noted interesting practices such as mixed crop and livestock production, which could facilita

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• While organic amendments are widely recognized as effective strategies for soil improvement, their synergistic effects on soil physicochemical properties, heavy metal dynamics, and microbially mediate

  While organic amendments are widely recognized as effective strategies for soil improvement, their synergistic effects on soil physicochemical properties, heavy metal dynamics, and microbially mediated ecological processes remain insufficie

  Agriculture · 3 papers · avg 2026 · weak evidence
• Stressing the importance of conducting additional research on control and remediation methods for soil pollution with heavy metals to select effective approaches suitable for diverse environmental and

  Stressing the importance of conducting additional research on control and remediation methods for soil pollution with heavy metals to select effective approaches suitable for diverse environmental and economic conditions.

  Agriculture · 3 papers · avg 2025 · weak evidence
• Accurate estimation of daily crop evapotranspiration (ET) at the sub-field level is critical for precision irrigation scheduling and management, yet few studies have examined how satellite-based ET pr

  Accurate estimation of daily crop evapotranspiration (ET) at the sub-field level is critical for precision irrigation scheduling and management, yet few studies have examined how satellite-based ET products represent soil-driven spatial var

  Agriculture · 3 papers · avg 2026 · weak evidence
• The need for sustainable agricultural solutions that enhance productivity while mitigating environmental impacts. The lack of harmonized international framework for insect frass fertilizers. The need

  The need for sustainable agricultural solutions that enhance productivity while mitigating environmental impacts. The lack of harmonized international framework for insect frass fertilizers. The need for advancements in processing, enrichme

  Agriculture · 3 papers · avg 2025.8 · weak evidence
• The limitation of satellite remote sensing in capturing small-scale variations in soil moisture content. The need for a more accurate and reliable method for estimating soil moisture content. The pote

  The limitation of satellite remote sensing in capturing small-scale variations in soil moisture content. The need for a more accurate and reliable method for estimating soil moisture content. The potential of UAV-based hyperspectral data to

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• The paper identifies a gap in the understanding of permafrost internal processes, including fluid migration and ground ice formation. Prior work has focused on the decline of permafrost due to global

  The paper identifies a gap in the understanding of permafrost internal processes, including fluid migration and ground ice formation. Prior work has focused on the decline of permafrost due to global warming, but the paper aims to contribut

  Agriculture · 3 papers · avg 2025 · weak evidence
• There is a gap in understanding how to restore microbial balance and promote long-term sustainability. The paper identifies the need for interdisciplinary collaboration to address global challenges. I

  There is a gap in understanding how to restore microbial balance and promote long-term sustainability. The paper identifies the need for interdisciplinary collaboration to address global challenges. It also highlights the importance of deve

  Agriculture · 3 papers · avg 2025.5 · weak evidence
• While prior research has quantified the global potential of using agricultural by-products to replace crop feeds, a comprehensive evaluation of the associated GHG mitigation benefits—particularly when

  While prior research has quantified the global potential of using agricultural by-products to replace crop feeds, a comprehensive evaluation of the associated GHG mitigation benefits—particularly when considering both land-use change (LUC)

  Agriculture · 3 papers · avg 2025 · weak evidence
• The study identifies a gap in understanding the effects of water-nitrogen coupling on winter wheat yield and nitrogen transformation. The study aims to address this gap by investigating the impact of

  The study identifies a gap in understanding the effects of water-nitrogen coupling on winter wheat yield and nitrogen transformation. The study aims to address this gap by investigating the impact of drought and rewatering on soil nitrogen

  Agriculture · 3 papers · avg 2025.7 · weak evidence
• The effects of tourism disturbance on soil microbial communities are unclear. The interactions between elevation and tourism disturbance on soil microbial communities are not well understood. The rela

  The effects of tourism disturbance on soil microbial communities are unclear. The interactions between elevation and tourism disturbance on soil microbial communities are not well understood. The relationships between soil physicochemical p

  Agriculture · 3 papers · avg 2025 · weak evidence
• the lack of cultivars and certified seed adapted to low-input environments, - the scarcity of research on residue-mineralization dynamics and standardized composting protocols across agroecological co

  the lack of cultivars and certified seed adapted to low-input environments, - the scarcity of research on residue-mineralization dynamics and standardized composting protocols across agroecological conditions, - the need for integrating mic

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• One of the challenges is the potential contamination of groundwater with pathogens. Another challenge is the need to ensure the safe management of human excreta. The study also faces the challenge of

  One of the challenges is the potential contamination of groundwater with pathogens. Another challenge is the need to ensure the safe management of human excreta. The study also faces the challenge of scaling up the use of human excreta-deri

  Agriculture · 3 papers · avg 2024.8 · weak evidence
• Validation of the results in field conditions. Upscaling of the laboratory-scale experiment to capture the variability of climatic, hydrological, and geomorphological characteristics in real condition

  Validation of the results in field conditions. Upscaling of the laboratory-scale experiment to capture the variability of climatic, hydrological, and geomorphological characteristics in real conditions. Investigation of the effects of rice

  Agriculture · 3 papers · avg 2025.2 · weak evidence
• Further investigation into varietal responses to cultivation systems, - Research on the impact of local climatic conditions on the development of potato blight, - Investigation into the effectiveness

  Further investigation into varietal responses to cultivation systems, - Research on the impact of local climatic conditions on the development of potato blight, - Investigation into the effectiveness of different plant protection strategies

  Agriculture · 3 papers · avg 2025 · weak evidence
• further study on the impacts of stand density on seasonal variation in depth-to-water uptake, - research on the effect of climate change on forest regeneration and water availability, - investigation

  further study on the impacts of stand density on seasonal variation in depth-to-water uptake, - research on the effect of climate change on forest regeneration and water availability, - investigation on the relationship between soil water-h

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• Integrate higher precision agricultural management data to improve simulation accuracy - Direct observation and simulation of the long-term dynamics of soil carbon pools - Combine the framework of thi

  Integrate higher precision agricultural management data to improve simulation accuracy - Direct observation and simulation of the long-term dynamics of soil carbon pools - Combine the framework of this model with more diverse agricultural e

  Agriculture · 3 papers · avg 2025 · weak evidence
• Limited quantitative assessments of agroforestry systems' hydrological functions in semi-arid regions. Lack of relevance of global case studies to arid and semi-arid environments. Need for empirical e

  Limited quantitative assessments of agroforestry systems' hydrological functions in semi-arid regions. Lack of relevance of global case studies to arid and semi-arid environments. Need for empirical evidence to support the integration of ag

  Agriculture · 3 papers · avg 2025.8 · weak evidence
• The gap in research on basmati rice varieties under high temperature stress. The lack of understanding of the effect of exogenous glutathione application on rice under high temperature stress. The nee

  The gap in research on basmati rice varieties under high temperature stress. The lack of understanding of the effect of exogenous glutathione application on rice under high temperature stress. The need to investigate the impact of different

  Agriculture · 3 papers · avg 2025.2 · weak evidence
• Albic soils have physical constraints and chemical infertility, threatening global agricultural sustainability. There is a need to mitigate albic soil's physical and chemical constraints and enhance c

  Albic soils have physical constraints and chemical infertility, threatening global agricultural sustainability. There is a need to mitigate albic soil's physical and chemical constraints and enhance crop yield. The current methods of straw

  Agriculture · 3 papers · avg 2025 · weak evidence
• There is a lack of research on the effects of irrigation and fertilization on sugar beet bioethanol and bioplastic production. Prior studies have focused on the effects of irrigation and fertilization

  There is a lack of research on the effects of irrigation and fertilization on sugar beet bioethanol and bioplastic production. Prior studies have focused on the effects of irrigation and fertilization on sugar beet yield, but not on bioetha

  Agriculture · 3 papers · avg 2025 · weak evidence
• There is a lack of understanding of the effects of afforestation on soil carbon and microbial functioning in Mediterranean karst regions. The paper identifies the need for an integrated evaluation of

  There is a lack of understanding of the effects of afforestation on soil carbon and microbial functioning in Mediterranean karst regions. The paper identifies the need for an integrated evaluation of the physical, biogeochemical, and microb

  Agriculture · 3 papers · avg 2025.7 · weak evidence
• Grassland microbial communities are central to mediating ecosystem function and stability, yet how long-term grazing reshapes root-associated microbiomes across contiguous soil-root habitats remains p

  Grassland microbial communities are central to mediating ecosystem function and stability, yet how long-term grazing reshapes root-associated microbiomes across contiguous soil-root habitats remains poorly understood.

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• Although it is well established that rotating crops can break disease cycles, reduce reliance on synthetic fertilizers, and improve soil health, the legacy effects of specific rotation crops on plant-

  Although it is well established that rotating crops can break disease cycles, reduce reliance on synthetic fertilizers, and improve soil health, the legacy effects of specific rotation crops on plant-associated microbial communities are poo

  Agriculture · 3 papers · avg 2024.7 · weak evidence
• Waterlogging-induced reducing conditions in paddy fields make it challenging to assess available phosphorus. The study identifies the challenge of developing methods that account for phosphorus dynami

  Waterlogging-induced reducing conditions in paddy fields make it challenging to assess available phosphorus. The study identifies the challenge of developing methods that account for phosphorus dynamics under reducing conditions. Excessive

  Agriculture · 3 papers · avg 2024.7 · weak evidence
• While prior research has mainly focused on the consequences of grassland degradation on plant diversity and soil characteristics, the specific effects of varying restoration degrees in alpine mining g

  While prior research has mainly focused on the consequences of grassland degradation on plant diversity and soil characteristics, the specific effects of varying restoration degrees in alpine mining grasslands at the regional scale remain p

  Agriculture · 3 papers · avg 2025 · weak evidence
• The interacting effects of genes, hormones, and environmental factors on rice tillers should be further explored to reveal the underlying mechanisms of the difference in rice tillering ability and pro

  The interacting effects of genes, hormones, and environmental factors on rice tillers should be further explored to reveal the underlying mechanisms of the difference in rice tillering ability and provide strategies for early-onset rice var

  Agriculture · 3 papers · avg 2025 · weak evidence
• Current methods have limitations, such as low accuracy and efficiency. There is a need for more accurate and efficient methods for plant pest and disease forecasting. The current gap is the lack of de

  Current methods have limitations, such as low accuracy and efficiency. There is a need for more accurate and efficient methods for plant pest and disease forecasting. The current gap is the lack of development and application of advanced mo

  Agriculture · 3 papers · avg 2025.2 · weak evidence
• Few studies have revealed MPs in soil as a result of wastewater irrigation, despite the increasing application of wastewater irrigation and inadequacy of conventional wastewater treatment plants in re

  Few studies have revealed MPs in soil as a result of wastewater irrigation, despite the increasing application of wastewater irrigation and inadequacy of conventional wastewater treatment plants in removing microplastics (MPs).

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• The study identifies the challenge of mitigating PAE contamination in agricultural soils due to their persistence and bioaccumulation. The research highlights the need to address the limitations of co

  The study identifies the challenge of mitigating PAE contamination in agricultural soils due to their persistence and bioaccumulation. The research highlights the need to address the limitations of conventional remediation strategies, inclu

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• While previous studies have explored the diversity and composition of phyllosphere fungal communities in various ecosystems, they have typically focused on either epiphytic or endophytic fungi at sing

  While previous studies have explored the diversity and composition of phyllosphere fungal communities in various ecosystems, they have typically focused on either epiphytic or endophytic fungi at single sites and rarely addressed both group

  Agriculture · 3 papers · avg 2024.7 · weak evidence
• The study identifies a gap in understanding the interactions within the vegetation-soil-microorganism continuum on the Jingpo Lake lava platform. The study aims to fill this gap by exploring the soil

  The study identifies a gap in understanding the interactions within the vegetation-soil-microorganism continuum on the Jingpo Lake lava platform. The study aims to fill this gap by exploring the soil bacterial community structures and their

  Agriculture · 3 papers · avg 2025 · weak evidence
• Investigating the long-term effects of the treatments on soil health and crop productivity - Examining the effects of different soil amendments and irrigation regimes on other crop varieties - Studyin

  Investigating the long-term effects of the treatments on soil health and crop productivity - Examining the effects of different soil amendments and irrigation regimes on other crop varieties - Studying the potential of IoT-based soil moistu

  Agriculture · 3 papers · avg 2024.7 · weak evidence
• Due to human activities, ecosystems are increasingly threatened by the co-occurrence of numerous anthropogenic pressures, but how they respond to this multifaceted phenomenon is poorly documented, and

  Due to human activities, ecosystems are increasingly threatened by the co-occurrence of numerous anthropogenic pressures, but how they respond to this multifaceted phenomenon is poorly documented, and what role plant diversity plays in this

  Agriculture · 3 papers · avg 2025.7 · weak evidence
• The effects of legume-grass mixture composition and seeding ratio on soil fungal communities are unclear. The underlying mechanisms of how legume-grass mixtures influence soil fungal diversity are not

  The effects of legume-grass mixture composition and seeding ratio on soil fungal communities are unclear. The underlying mechanisms of how legume-grass mixtures influence soil fungal diversity are not well understood. There is a need to ide

  Agriculture · 3 papers · avg 2025.3 · weak evidence
• Further evaluation of silage maize genotypes in different environmental conditions. Investigation of the genetic basis of genotype-by-environment interactions. Development of breeding programs to impr

  Further evaluation of silage maize genotypes in different environmental conditions. Investigation of the genetic basis of genotype-by-environment interactions. Development of breeding programs to improve silage maize quality and yield.

  Agriculture · 3 papers · avg 2025.7 · weak evidence
• Under global change, terrestrial plants adjust their physiological metabolism alongside adaptive restructuring of rhizosphere microbial communities, yet the mechanistic links between plant phenotypic

  Under global change, terrestrial plants adjust their physiological metabolism alongside adaptive restructuring of rhizosphere microbial communities, yet the mechanistic links between plant phenotypic plasticity and microbial consortia remai

  Agriculture · 3 papers · avg 2026 · weak evidence
• muscle samples were obtained from elderly patients with lumbar degenerative disease, and the influence of limited sample size and age-related comorbidities cannot be excluded - snRNA-seq primarily cap

  muscle samples were obtained from elderly patients with lumbar degenerative disease, and the influence of limited sample size and age-related comorbidities cannot be excluded - snRNA-seq primarily captures nuclear transcripts, ligand-recept

  Biology · 3 papers · avg 2026 · weak evidence
• The development of effective wound healing therapies is a significant challenge in modern healthcare systems. The transition from in vitro findings to in vivo outcomes is a critical challenge in confi

  The development of effective wound healing therapies is a significant challenge in modern healthcare systems. The transition from in vitro findings to in vivo outcomes is a critical challenge in confirming the potential of C. brevifolia ext

  Biology · 3 papers · avg 2025 · weak evidence
• The paper identifies a gap in the current approach to urban greening, which often focuses on quantity rather than biodiversity-driven performance. It highlights the need for a more nuanced understandi

  The paper identifies a gap in the current approach to urban greening, which often focuses on quantity rather than biodiversity-driven performance. It highlights the need for a more nuanced understanding of the role of urban green infrastruc

  Biology · 3 papers · avg 2026 · weak evidence
• Despite this growing interest, the functional role of TRIM21 during viral infection remains incompletely understood, with seemingly conflicting findings describing it as either antiviral or proviral63

  Despite this growing interest, the functional role of TRIM21 during viral infection remains incompletely understood, with seemingly conflicting findings describing it as either antiviral or proviral63. This framework provides a mechanistic

  Biology · 3 papers · avg 2025 · weak evidence
• The study faces technical challenges in analyzing the transcriptome and metabolome data, including the need to correct for peak areas and exclude missing peaks. The study faces domain challenges in un

  The study faces technical challenges in analyzing the transcriptome and metabolome data, including the need to correct for peak areas and exclude missing peaks. The study faces domain challenges in understanding the complex interactions bet

  Biology · 3 papers · avg 2025.3 · weak evidence
• The underlying mechanisms of how corn and cassava starches improve rice noodle quality are not fully understood. There is a lack of research on the effects of starch substitution on the supramolecular

  The underlying mechanisms of how corn and cassava starches improve rice noodle quality are not fully understood. There is a lack of research on the effects of starch substitution on the supramolecular structure and cooking characteristics o

  Biology · 3 papers · avg 2025 · weak evidence
• all the APEC isolates were obtained from clinically diseased chickens, potentially introducing bias toward highly pathogenic strains and underrepresenting asymptomatic or mildly virulent lineages - th

  all the APEC isolates were obtained from clinically diseased chickens, potentially introducing bias toward highly pathogenic strains and underrepresenting asymptomatic or mildly virulent lineages - the annual sampling was limited and uneven

  Biology · 3 papers · avg 2025.3 · weak evidence
• One of the challenges is the need to reduce the environmental footprint of animal-based protein production. Another challenge is the limited understanding of soybean meal's potential applications in h

  One of the challenges is the need to reduce the environmental footprint of animal-based protein production. Another challenge is the limited understanding of soybean meal's potential applications in human food formulations, industrial biote

  Biology · 3 papers · avg 2025.7 · weak evidence
• The study faced challenges in identifying the snake species responsible for the bite, as many specimens were in poor condition. There was also a lack of concern about snakebites among the general popu

  The study faced challenges in identifying the snake species responsible for the bite, as many specimens were in poor condition. There was also a lack of concern about snakebites among the general population, which may have affected the stud

  Biology · 3 papers · avg 2024.7 · weak evidence
• The gap in the current research is the development of a safe and effective method for synthesizing and fabricating nanocomposite films for wound healing applications. The study also identifies the nee

  The gap in the current research is the development of a safe and effective method for synthesizing and fabricating nanocomposite films for wound healing applications. The study also identifies the need for a novel method for synthesizing pl

  Chemistry · 3 papers · avg 2025.5 · weak evidence
• The paper identifies the need for effective removal of PFOA from aqueous solutions. The current methods for PFOA removal are not explicitly stated, but the paper aims to address this gap. The developm

  The paper identifies the need for effective removal of PFOA from aqueous solutions. The current methods for PFOA removal are not explicitly stated, but the paper aims to address this gap. The development of a suitable carbon adsorbent with

  Chemistry · 3 papers · avg 2025.7 · weak evidence
• The need for environmentally friendly substitutes for the production of nanoparticles. The challenge of creating a standardized process for producing MgO nanoparticles with good biocompatibility and a

  The need for environmentally friendly substitutes for the production of nanoparticles. The challenge of creating a standardized process for producing MgO nanoparticles with good biocompatibility and antimicrobial qualities. The difficulty o

  Chemistry · 3 papers · avg 2025.3 · weak evidence
• Conventional synthetic polymers often raise environmental concerns due to their persistence and toxicity. There is a need for sustainable alternatives derived from renewable sources. The development o

  Conventional synthetic polymers often raise environmental concerns due to their persistence and toxicity. There is a need for sustainable alternatives derived from renewable sources. The development of advanced energy storage technologies i

  Chemistry · 3 papers · avg 2024.7 · weak evidence
• understanding the factors influencing AgNP toxicity and the mechanisms behind it, - evaluating their biocompatibility and cytotoxicity, - safer synthesis methods, such as green synthesis, - in-depth r

  understanding the factors influencing AgNP toxicity and the mechanisms behind it, - evaluating their biocompatibility and cytotoxicity, - safer synthesis methods, such as green synthesis, - in-depth research is essential to ensure their saf

  Chemistry · 3 papers · avg 2025.8 · weak evidence
• Although horizontal wells can improve oil displacement efficiency by providing a larger contact area with the formation, systematic studies on the displacement behavior and key influencing factors of

  Although horizontal wells can improve oil displacement efficiency by providing a larger contact area with the formation, systematic studies on the displacement behavior and key influencing factors of polymer flooding in opposed horizontal w

  Chemistry · 3 papers · avg 2025.5 · weak evidence
• The paper identifies a gap in the development of sustainable polypropylene blends that balance recycled content with processability and performance. It highlights the need for more research on the eff

  The paper identifies a gap in the development of sustainable polypropylene blends that balance recycled content with processability and performance. It highlights the need for more research on the effects of different recycled polypropylene

  Chemistry · 3 papers · avg 2025.3 · weak evidence
• The traditional electrode materials in Lithium-Ion Batteries face challenges such as low specific capacity and limited cycle life. There is a need to overcome these challenges to develop safe, durable

  The traditional electrode materials in Lithium-Ion Batteries face challenges such as low specific capacity and limited cycle life. There is a need to overcome these challenges to develop safe, durable, high-performance, and commercially via

  Chemistry · 3 papers · avg 2026 · weak evidence