Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits
Okra is an important dietary component of many Asian countries, providing high levels of dietary fiber, phytonutrients (e.g., antioxidant vitamins and pigments), and essential minerals. Evaluation of okra germplasm collections can improve the curation of genebanks and help identify superior materia...
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| Format: | info:ar-repo/semantics/artículo |
| Language: | Inglés |
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MDPI
2025
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| Online Access: | http://hdl.handle.net/20.500.12123/21866 https://www.mdpi.com/2223-7747/14/4/565 https://doi.org/10.3390/ plants14040565 |
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| author | Yildiz, Mehtap Sirke, Sibel Turan Koçak, Metin Mancak, Ibrahim Özkaya, Aslihan Agar Abak, Kazim Özkaya, Okan Cavagnaro, Pablo |
| author_browse | Abak, Kazim Cavagnaro, Pablo Koçak, Metin Mancak, Ibrahim Sirke, Sibel Turan Yildiz, Mehtap Özkaya, Aslihan Agar Özkaya, Okan |
| author_facet | Yildiz, Mehtap Sirke, Sibel Turan Koçak, Metin Mancak, Ibrahim Özkaya, Aslihan Agar Abak, Kazim Özkaya, Okan Cavagnaro, Pablo |
| author_sort | Yildiz, Mehtap |
| collection | INTA Digital |
| description | Okra is an important dietary component of many Asian countries, providing high levels of dietary fiber, phytonutrients (e.g., antioxidant vitamins and pigments), and essential minerals. Evaluation of okra germplasm collections can improve the curation
of genebanks and help identify superior materials for breeding. In this study, 66 okra accessions from diverse geographical origins were characterized based on fruit quality traits, including fruit fresh (FFW) and dry weights (FDW), dry matter (DM), diameter,
length, and diameter of the fruit peduncle; concentration of vitamin C, chlorophyll a and
b, and total chlorophyll; and color-chroma values. Significant (p < 0.05) and substantial variation was found among the accessions for all traits. Mean FFW and FDW varied nearly three-fold, with ranges of 3.76–9.99 g and 0.43–1.34 g, respectively, with a range in DM content of 10.5–19.4%. Vitamin C and total chlorophyll content varied 6.4- and 8.3-fold, with ranges of 12.8–82.8 and 1.07–8.91 mg/100 g fw, respectively, with substantial variation also observed in chlorophyll composition. Significant positive correlations were found between vitamin C and total and subtypes of chlorophyll levels (r = 0.29–0.32), whereas the strongest correlations were between FFW and FDW (r = 0.88) and between total chlorophyll
and chlorophyll subtypes a and b (r = 0.90–0.95). Additionally, a dendrogram constructed based on these phenotypic data grouped the accessions in general agreement with their geographical origins and fruit traits. Overall, our results revealed broad phenotypic diversity in the evaluated germplasm, which is exploitable in okra breeding programs aimed at increasing fruit quality and nutraceutical value. |
| format | info:ar-repo/semantics/artículo |
| id | INTA21866 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2025 |
| publishDateRange | 2025 |
| publishDateSort | 2025 |
| publisher | MDPI |
| publisherStr | MDPI |
| record_format | dspace |
| spelling | INTA218662025-04-28T13:20:18Z Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits Yildiz, Mehtap Sirke, Sibel Turan Koçak, Metin Mancak, Ibrahim Özkaya, Aslihan Agar Abak, Kazim Özkaya, Okan Cavagnaro, Pablo Abelmoschus esculentus Colección de Material Genético Calidad de la Fruta Ácido Ascórbico Germplasm Collections Fruit Quality Ascorbic Acid Okra Vitamina C Chlorophyll Content Okra is an important dietary component of many Asian countries, providing high levels of dietary fiber, phytonutrients (e.g., antioxidant vitamins and pigments), and essential minerals. Evaluation of okra germplasm collections can improve the curation of genebanks and help identify superior materials for breeding. In this study, 66 okra accessions from diverse geographical origins were characterized based on fruit quality traits, including fruit fresh (FFW) and dry weights (FDW), dry matter (DM), diameter, length, and diameter of the fruit peduncle; concentration of vitamin C, chlorophyll a and b, and total chlorophyll; and color-chroma values. Significant (p < 0.05) and substantial variation was found among the accessions for all traits. Mean FFW and FDW varied nearly three-fold, with ranges of 3.76–9.99 g and 0.43–1.34 g, respectively, with a range in DM content of 10.5–19.4%. Vitamin C and total chlorophyll content varied 6.4- and 8.3-fold, with ranges of 12.8–82.8 and 1.07–8.91 mg/100 g fw, respectively, with substantial variation also observed in chlorophyll composition. Significant positive correlations were found between vitamin C and total and subtypes of chlorophyll levels (r = 0.29–0.32), whereas the strongest correlations were between FFW and FDW (r = 0.88) and between total chlorophyll and chlorophyll subtypes a and b (r = 0.90–0.95). Additionally, a dendrogram constructed based on these phenotypic data grouped the accessions in general agreement with their geographical origins and fruit traits. Overall, our results revealed broad phenotypic diversity in the evaluated germplasm, which is exploitable in okra breeding programs aimed at increasing fruit quality and nutraceutical value. EEA Mendoza Fil: Yıldız, Mehtap. Van Yuzuncu Yil University. Faculty of Agriculture. Department of Agricultural Biotechnology; Turquía Fil: Sirke, Sibel Turan. Van Yuzuncu Yil University. Faculty of Agriculture. Department of Agricultural Biotechnology; Turquía Fil: Koçak, Metin. Van Yuzuncu Yil University. Faculty of Agriculture. Department of Agricultural Biotechnology; Turquía Fil: Mancak, Ibrahim. Manier Seed Company; Turquía Fil: Özkaya, Aslıhan Agar. Cukurova University. Faculty of Agriculture. Department of Horticulture; Turquía Fil: Abak, Kazım. Cukurova University. Faculty of Agriculture. Department of Horticulture; Turquía Fil: Özkaya, Okan. Cukurova University. Faculty of Agriculture. Department of Horticulture; Turquía Fil: Cavagnaro, Pablo Federico. Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Argentina Fil: Cavagnaro, Pablo Federico. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Mendoza; Argentina Fil: Cavagnaro, Pablo Federico. University of Agriculture in Krakow. Faculty of Biotechnology and Horticulture. Department of Plant Biology, and Biotechnology; Polonia 2025-04-01T13:26:55Z 2025-04-01T13:26:55Z 2025-02 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/21866 https://www.mdpi.com/2223-7747/14/4/565 2223-7747 https://doi.org/10.3390/ plants14040565 eng info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf MDPI Plants 14 (4) : 565 (February 2025) |
| spellingShingle | Abelmoschus esculentus Colección de Material Genético Calidad de la Fruta Ácido Ascórbico Germplasm Collections Fruit Quality Ascorbic Acid Okra Vitamina C Chlorophyll Content Yildiz, Mehtap Sirke, Sibel Turan Koçak, Metin Mancak, Ibrahim Özkaya, Aslihan Agar Abak, Kazim Özkaya, Okan Cavagnaro, Pablo Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits |
| title | Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits |
| title_full | Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits |
| title_fullStr | Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits |
| title_full_unstemmed | Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits |
| title_short | Characterization of a diverse okra (Abelmoschus esculentus L. Moench) germplasm collection based on fruit quality traits |
| title_sort | characterization of a diverse okra abelmoschus esculentus l moench germplasm collection based on fruit quality traits |
| topic | Abelmoschus esculentus Colección de Material Genético Calidad de la Fruta Ácido Ascórbico Germplasm Collections Fruit Quality Ascorbic Acid Okra Vitamina C Chlorophyll Content |
| url | http://hdl.handle.net/20.500.12123/21866 https://www.mdpi.com/2223-7747/14/4/565 https://doi.org/10.3390/ plants14040565 |
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