Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>)
Seawater intrusion into soils caused by global climate change and tsunami disasters is a significant factor contributing to soil salinization in coastal vegetation areas, posing a critical threat to agriculture and food security. This study aimed to evaluate the seawater tolerance of <i>Vigna...
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MDPI AG
2025-01-01
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| author | Andi Septiana Shiori P. Nakamura Riko F. Naomasa Hideo Yamasaki |
| author_facet | Andi Septiana Shiori P. Nakamura Riko F. Naomasa Hideo Yamasaki |
| author_sort | Andi Septiana |
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| description | Seawater intrusion into soils caused by global climate change and tsunami disasters is a significant factor contributing to soil salinization in coastal vegetation areas, posing a critical threat to agriculture and food security. This study aimed to evaluate the seawater tolerance of <i>Vigna marina</i>, a wild <i>Vigna</i> species, through comparative laboratory experiments with <i>Vigna radiata</i> (mung bean) and <i>Vigna angularis</i> (adzuki bean). Unlike <i>V. radiata</i> and <i>V. angularis</i>, the seeds of <i>V. marina</i> exhibited significant buoyancy in seawater, remaining afloat for at least 30 days. After this prolonged seawater incubation, <i>V. marina</i> seeds maintained a 100% germination rate, whereas <i>V. radiata</i> and <i>V. angularis</i> failed to germinate under the same conditions. The photosynthetic activity of <i>V. marina</i> seedlings, evaluated via the Fv/Fm parameter, remained stable even after seven days of seawater irrigation. In contrast, <i>V. radiata</i> and <i>V. angularis</i> perished under seawater irrigation. Furthermore, <i>V. marina</i> seedlings exhibited sustained growth under seawater irrigation, showing consistent increases in both fresh and dry weight. These findings confirm that <i>V. marina</i> possesses remarkable tolerance to seawater, a critical characteristic for cultivation in areas affected by seawater intrusion. |
| format | Article |
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| spelling | doaj-art-3f1eaa21ba2c4ac784c0bca3732e1b8f2025-08-20T03:12:32ZengMDPI AGAgriculture2077-04722025-01-0115322810.3390/agriculture15030228Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>)Andi Septiana0Shiori P. Nakamura1Riko F. Naomasa2Hideo Yamasaki3Faculty of Science, University of the Ryukyus, Nishihara, Okinawa 903-0213, JapanFaculty of Science, University of the Ryukyus, Nishihara, Okinawa 903-0213, JapanFaculty of Science, University of the Ryukyus, Nishihara, Okinawa 903-0213, JapanFaculty of Science, University of the Ryukyus, Nishihara, Okinawa 903-0213, JapanSeawater intrusion into soils caused by global climate change and tsunami disasters is a significant factor contributing to soil salinization in coastal vegetation areas, posing a critical threat to agriculture and food security. This study aimed to evaluate the seawater tolerance of <i>Vigna marina</i>, a wild <i>Vigna</i> species, through comparative laboratory experiments with <i>Vigna radiata</i> (mung bean) and <i>Vigna angularis</i> (adzuki bean). Unlike <i>V. radiata</i> and <i>V. angularis</i>, the seeds of <i>V. marina</i> exhibited significant buoyancy in seawater, remaining afloat for at least 30 days. After this prolonged seawater incubation, <i>V. marina</i> seeds maintained a 100% germination rate, whereas <i>V. radiata</i> and <i>V. angularis</i> failed to germinate under the same conditions. The photosynthetic activity of <i>V. marina</i> seedlings, evaluated via the Fv/Fm parameter, remained stable even after seven days of seawater irrigation. In contrast, <i>V. radiata</i> and <i>V. angularis</i> perished under seawater irrigation. Furthermore, <i>V. marina</i> seedlings exhibited sustained growth under seawater irrigation, showing consistent increases in both fresh and dry weight. These findings confirm that <i>V. marina</i> possesses remarkable tolerance to seawater, a critical characteristic for cultivation in areas affected by seawater intrusion.https://www.mdpi.com/2077-0472/15/3/228beanclimate changecropNaCl stressfood productionsalt stress |
| spellingShingle | Andi Septiana Shiori P. Nakamura Riko F. Naomasa Hideo Yamasaki Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>) Agriculture bean climate change crop NaCl stress food production salt stress |
| title | Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>) |
| title_full | Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>) |
| title_fullStr | Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>) |
| title_full_unstemmed | Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>) |
| title_short | Seawater Tolerance of the Beach Bean <i>Vigna marina</i> (Burm.) Merrill in Comparison with Mung Bean (<i>Vigna radiata</i>) and Adzuki Bean (<i>Vigna angularis</i>) |
| title_sort | seawater tolerance of the beach bean i vigna marina i burm merrill in comparison with mung bean i vigna radiata i and adzuki bean i vigna angularis i |
| topic | bean climate change crop NaCl stress food production salt stress |
| url | https://www.mdpi.com/2077-0472/15/3/228 |
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