agriculture7 papersavg year 2026moderate evidence

The need to increase rice production to meet the growing

Research gap analysis derived from 7 agriculture papers in our local library.

The gap

The need to increase rice production to meet the growing demand. The plateauing trend in the productivity of high-yielding varieties of rice. The lack of understanding of genetic diversity in rice TGMS lines.

Evidence profile

Sourced from the future-work section and stated research gap of the source papers, classified as general, drawn from work published between 2024 and 2026, spanning 4 journals. Those papers have been cited 18 times in total.

Research trend

Established — well-defined area with open sub-problems.

Supporting evidence — 8 representative gaps

  • Characterization and evaluation of Nepalese rice landraces using agro-morphological traits (2026) · PLOS One · doi

    Further studies can investigate the genetic diversity of the landraces. Studies can evaluate the landraces under different management practices. Research can focus on improving the productivity and food security of rice crops.

    generalfuture-work sectionevidence 5/5
    Keywords: further studies investigate genetic diversity landraces evaluate different
  • Impact of heat stress during late grain filling on head rice yield in rice: prioritizing milling yield traits using a bioeconomic quantitative genetic model (2026) · Cereal Research Communications · doi

    The impact of heat stress on grain quality remains underexplored. There is a need for genetic models capable of identifying genotypes that maintain high head rice yield percentage and minimize milling losses under elevated-temperature conditions.

    generalstated research gapevidence 5/5
    Keywords: impact heat stress grain quality remains underexplored there
  • Studies on genetic diversity in rice TGMS lines (2026) · Electronic Journal of Plant Breeding · cited 1× · doi

    The need to increase rice production to meet the growing demand. The plateauing trend in the productivity of high-yielding varieties of rice. The lack of understanding of genetic diversity in rice TGMS lines.

    generalstated research gapevidence 5/5
    Keywords: need increase rice production meet growing demand plateauing
  • Studies on yield, root characters related to drought tolerance and their association in upland rice genotypes (2026) · Electronic Journal of Plant Breeding · cited 10× · doi

    Limited understanding of the association between root characters and drought tolerance in upland rice genotypes. Need for identification of desirable root characters for breeding drought-resistant rice varieties.

    generalstated research gapevidence 5/5
    Keywords: limited understanding association between root characters drought tolerance
  • Integrative haplotype and SNP-based GWAS supports the identification of stable genomic loci controlling yield-related traits in soybean (2026) · Frontiers in Plant Science · doi

    The lack of stable genomic regions associated with yield-related traits in soybean breeding programs. The need to improve the detection of genomic regions and enhance statistical power in GWAS. The importance of identifying biologically relevant candidate genes associated with yield-related traits.

    generalstated research gapevidence 5/5
    Keywords: lack stable genomic regions associated yield-related traits soybean
  • Genome wide association mapping and haplotype analysis identify genetic loci and candidate genes associated with yield related traits in rice (Oryza sativa L.) (2026) · Frontiers in Plant Science · doi

    The need to identify genetic loci and candidate genes associated with yield-related traits in rice. The lack of comprehensive genome-wide association studies on rice yield-related traits. The importance of evaluating genetic loci and candidate genes in multiple environments to determine their broader environmental reproducibility.

    generalstated research gapevidence 5/5
    Keywords: need identify genetic loci candidate genes associated yield-related
  • Analysis of genome-wide association studies of low-temperature germination in Xian and Geng rice (2024) · Frontiers in Plant Science · cited 7× · doi

    The genetic basis of low-temperature germination in rice is not well understood. There is a need to identify the genes regulating germination at low temperatures in rice. The study aims to address this gap by using genome-wide association studies to identify the genes associated with low-temperature germination.

    generalstated research gapevidence 4/5
    Keywords: genetic basis low-temperature germination rice well understood there
  • Impact of heat stress during late grain filling on head rice yield in rice: prioritizing milling yield traits using a bioeconomic quantitative genetic model (2026) · Cereal Research Communications · doi

    Further research is needed to validate the findings of the study and to develop heat-tolerant rice varieties with improved head rice yield percentage. The bioeconomic quantitative genetic model can be applied to other crops and traits to improve the sustainability of agricultural production.

    generalfuture-work sectionevidence 3/5
    Keywords: further research needed validate findings study develop heat-tolerant

Questions about this gap

The need to increase rice production to meet the growing demand. The plateauing trend in the productivity of high-yielding varieties of rice. The lack of understanding of genetic d… This is supported by 8 representative gap statements extracted from 7 papers, rated moderate evidence.

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