Research Topic: post-harvest disease

Complete genome analysis and antimicrobial mechanism of Bacillus velezensis GX0002980 reveals its biocontrol potential against mango anthracnose disease

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Researchers found a beneficial bacterium called Bacillus velezensis that can effectively fight the fungus causing brown spots on mangoes. The bacterium produces natural antibiotic compounds that kill the disease-causing fungus and can be sprayed on mangoes to keep them fresh longer during storage. This discovery offers a safer, eco-friendly alternative to harsh chemical fungicides for protecting the mango harvest.

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Effect of Temperature, Relative Humidity, and Incubation Time on the Mycotoxin Production by Fusarium spp. Responsible for Dry Rot in Potato Tubers

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This research examines how temperature and humidity during potato storage affect the growth of disease-causing fungi and their toxic byproducts. The study found that warmer, more humid storage conditions dramatically increase both fungal growth and dangerous toxin production in potatoes. Certain potato varieties became more susceptible to disease as they were stored longer. The toxin levels detected exceeded European safety limits, suggesting contaminated potatoes should be removed to protect consumer health.

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Morphological, Physiological, Biochemical, and Molecular Characterization of Fungal Species Associated with Papaya Rot in Cameroon

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Papaya rot is a major problem for farmers in Cameroon, causing significant losses in this important tropical fruit crop. Researchers identified three fungi responsible for this rot: Colletotrichum gloeosporioides, Fusarium equiseti, and Lasiodiplodia theobromae. These fungi produce enzymes that break down papaya tissue and also produce toxins harmful to consumers. Understanding how these fungi grow and what conditions favor their development can help farmers develop better strategies to prevent rot and reduce post-harvest losses.

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Genome resource of Phlyctema vagabunda strain 19EL15, a pathogen of post-harvest bull’s eye rot of apple

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Scientists sequenced the complete genetic blueprint of a fungus called Phlyctema vagabunda that causes serious damage to apples and pears after harvest, particularly creating brown spots called bull’s eye rot. The fungus is found across Europe and North America and costs farmers significant money in crop losses. This genetic information will help researchers better understand how the fungus works and develop better ways to prevent or manage the disease.

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Characterization of Fungal Pathogens Causing Blueberry Fruit Rot Disease in China

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Researchers in China identified seven different fungi causing blueberry fruit rot disease from samples collected in Guizhou and Fujian provinces. Three of these fungi were found on blueberries for the first time. The study showed that blueberries can suffer from multiple fungal infections at once, both during growth and after harvest, causing significant crop losses. Understanding these different pathogens helps farmers develop better strategies to prevent and manage blueberry diseases.

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