Pleurotus ostreatus – Page 25

Development of a consortium-based microbial agent beneficial to composting of distilled grain waste for Pleurotus ostreatus cultivation

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Scientists developed a special mix of five beneficial bacteria found in grain waste composting to speed up the process of preparing grain waste as growing substrate for oyster mushrooms. This microbial treatment made the composting hotter and faster, allowing oyster mushroom roots to grow quicker on the substrate. While the final mushroom harvest was similar in quantity, using this microbial treatment allowed farmers to harvest mushrooms about a week earlier. This method offers a practical way to recycle grain waste into valuable mushroom crops.

Transcriptomic and metabolic profiling reveals adaptive mechanisms of Auricularia heimuer to temperature stress

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Researchers studied how a popular edible mushroom called black wood ear (Auricularia heimuer) adapts to different temperatures. They found that the mushroom grows best at 35°C but struggles at very cold (15°C) or extremely hot (45°C) temperatures. By analyzing the genes and chemicals produced by the mushroom at different temperatures, scientists discovered that the mushroom uses different survival strategies depending on how hot or cold it is, which could help farmers grow better mushrooms.

Sustainable Recycling of Mushroom Residue as an Effective Substitute for Cotton Hull Waste in Volvariella volvacea Cultivation: Evidence from Physicochemical and Microbiome Analyses

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This research shows that mushroom waste left over from growing mushrooms can be successfully recycled as a growing medium for straw mushrooms, similar to the traditional cotton hull waste currently used. The recycled mushroom residue produces mushrooms of equivalent quality and quantity but costs much less to purchase. By analyzing the microscopic bacterial communities in the compost, scientists found that different bacteria help break down the organic matter in both types of substrates, supporting efficient mushroom growth.

The Impact of Sugar Beet Seed Pelletization on the Proliferation of Nematophagous Fungi

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Sugar beet seeds are often coated with protective chemicals to improve planting. This study found that these chemical coatings significantly inhibit the growth of beneficial fungi that naturally attack plant-damaging nematodes. While these fungi can still be applied to fields separately as a biological pest control, they should not be added directly to the seed coating because the chemicals would kill them. Farmers could use a combination approach by applying the fungi to soil separately while using treated seeds.

Transcriptomic Profiling of Thermotolerant Sarcomyxa edulis PQ650759 Reveals the Key Genes and Pathways During Fruiting Body Formation

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Researchers studied how a special strain of Sarcomyxa edulis (a tasty edible mushroom from Northeast China) develops fruiting bodies by analyzing which genes are turned on and off during this process. By comparing immature mycelium with developing fruiting bodies, they identified key genes responsible for cell division, DNA repair, and energy metabolism that control fruiting body formation. This knowledge can help mushroom farmers improve yield and quality through better understanding of how mushrooms grow. The findings provide a foundation for developing better cultivation techniques and selecting superior mushroom strains for commercial production.

On site discrimination between two closely related commercial strains of oyster mushroom using a loop-mediated isothermal amplification (LAMP) test

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Scientists developed a quick test to identify two specific types of oyster mushrooms (SPOPPO and ALLERPO) on farms or spawn production facilities. These sporeless mushroom varieties were created to protect workers from respiratory problems caused by mushroom spores. The new LAMP test can identify which strain is being grown in just 30 minutes using simple sample preparation, helping protect the breeding companies’ intellectual property rights from illegal copying.

Diversity and biological characteristics of macrofungi of district Bajaur, a remote area of Pakistan in the Hindu Kush range

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Researchers conducted the first-ever comprehensive survey of mushrooms in the Bajaur district of Pakistan, documenting 51 different species. While many species are edible and nutritious, containing high levels of protein, fiber, and minerals, some are highly poisonous and can cause serious illness or death. The study found that certain mushrooms like Morchella esculenta are already used by local communities as food and medicine, and many other species could potentially be developed for medicinal or culinary use with further research.

Integrated Transcriptomic and Proteomic Analyses Reveal Molecular Mechanism of Response to Heat Shock in Morchella sextelata

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Morels are delicious edible mushrooms, but growing them is challenging when temperatures get too high. Scientists studied two morel strains to understand how they respond to heat stress by examining their genes and proteins. They found that heat-tolerant strains activate special protective proteins and metabolic pathways, with one strain particularly good at activating a protein called Rsp5 that helps other protective proteins work better. These findings could help farmers grow better morels even as climate change makes temperatures warmer.

Insights into microbiome-triterpenoid correlation in Poria cocos via comparative analysis of sclerotial and soil microenvironments

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This study explores how the medicinal mushroom Poria cocos creates its own special microbial environment inside its sclerotium (the part used in medicine). Researchers found that the mushroom selectively enriches certain bacteria and fungi while maintaining lower overall microbial diversity compared to surrounding soil. The study reveals that specific microbes like Burkholderia and Scytalidium are positively associated with the production of pachymic acid, the mushroom’s key medicinal compound with anti-tumor and anti-inflammatory properties.

Phylogenetic Analysis of Trichoderma Species Associated with Green Mold Disease on Mushrooms and Two New Pathogens on Ganoderma sichuanense

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Researchers identified a new species of Trichoderma fungus that causes green mold disease in cultivated medicinal mushrooms, particularly Ganoderma sichuanense. Using DNA analysis and genetic comparison, they showed that this new species belongs to a group of Trichoderma fungi that are close relatives of species used for controlling plant diseases. The study suggests this fungus might have potential as a biocontrol agent while currently being problematic for mushroom farmers in China.

Fungal Species: Pleurotus ostreatus