Genetic Diversity Analysis in Okra Germplasm
Summary
Okra (Abelmoschus esculentus) is an economically and nutritionally important crop cultivated across tropical and subtropical regions. Genetic diversity analysis in okra germplasm underpins efforts to improve yield, pest resistance and nutritional quality while safeguarding genetic resources against erosion. Such analysis combines agromorphological characterisation with molecular marker systems to capture both phenotypic and genotypic variation. Recent advances in high‐throughput sequencing and marker development have expanded the toolkit available to breeders, enabling fine‐scale resolution of population structure, gene flow and adaptive loci. Integrating these approaches supports the identification of elite parents, the design of association studies for key traits and the conservation of under‐utilised landraces. In consequence, diversity analysis informs marker‐assisted selection, accelerates the development of improved cultivars and contributes to global food security.
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Genetic Diversity Analysis in Okra Germplasm publication trend
The graph below shows the total number of articles in genetic diversity analysis in okra germplasm across all publications each year (not limited to Nature Index journals).
Technical terms
Germplasm: A collection of genetic resources, including seeds or tissues, used for plant breeding and conservation.
Simple Sequence Repeat (SSR): A molecular marker based on short, tandemly repeated DNA motifs, highly polymorphic and co-dominant.
Expressed Sequence Tag (EST): A short DNA sequence derived from transcribed RNA, representing expressed genes and useful for marker development.
Agromorphological traits: Observable plant characteristics related to growth, development and yield, such as height, pod number and seed weight.
Principal Component Analysis (PCA): A statistical method that reduces multidimensional data to principal axes, highlighting the traits contributing most to overall variation.
References
- Development and Application of Fruit Color-Related Expressed Sequence Tag-Simple Sequence Repeat Markers in Abelmoschus esculentus on the Basis of Transcriptome Sequencing. Frontiers in Plant Science (2022).
- Phenotypic Diversity Assessment of Okra (Abelmoschus Esculentus (L.) Moench) Genotypes in Ethiopia Using Multivariate Analysis. Scientifica (2022).
- Evaluation of genetic diversity of okra accessions [Abelmoschus esculentus (L. Moench)] cultivated in Burkina Faso using microsatellite markers. African Journal of Biotechnology (2018).
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