Research Topic: seed germination

Isolation, identification and antibacterial activity of endophytes from the seeds of Panax japonicus

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Researchers isolated and identified 10 different microorganisms (7 fungi and 3 bacteria) living inside Panax japonicus seeds. They found that a specific type of bacteria (Enterobacteriaceae and Pseudomonas) may help promote seed growth, while certain fungi may inhibit it. The study also determined the best way to sterilize seeds before experimentation, which is important for studying plant propagation of this valuable medicinal herb.

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Effects of Isaria cateniannulata on the colonization process and enzyme activity of Fagopyrum tataricum seeds during germination

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Researchers discovered that a beneficial fungus called Isaria cateniannulata can colonize buckwheat seeds and improve their germination. When seeds are treated with this fungus, it enters the seed tissues and strengthens the plant’s natural defenses against stress. The treated plants are also more resistant to spider mites, reducing the number of eggs these pests lay. This offers a natural, chemical-free way to improve seed germination and protect crops from harmful insects.

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Mycorrhizal fungus BJ1, a new species of Tulasnella sp.: its biological characteristics and promoting effect on seed germination of Bletilla striata

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Researchers discovered a new type of fungus called Tulasnella sp. BJ1 that forms beneficial partnerships with Bletilla striata, a traditional Chinese medicinal plant. When this fungus was used with the plant’s seeds, germination rates and seedling growth improved significantly compared to seeds grown alone. The fungus helps by producing growth-promoting substances like plant hormones and breaking down nutrients that the developing plants can absorb. This finding offers a practical method to grow more B. striata plants efficiently for medicinal use.

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Fungal symbiont Mycena complements impaired nitrogen utilization in Gastrodia elata and supplies indole-3-acetic acid to facilitate its seed germination

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Gastrodia elata is a special orchid that cannot make its own food and must rely entirely on a fungal partner called Mycena. Scientists discovered that the orchid has lost genes needed to use nitrogen and make growth hormones, while the fungus Mycena has kept these genes. By providing nitrogen and a hormone called auxin, the fungus helps the orchid seeds germinate and grow.

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