Research Topic: plant growth promoting rhizobacteria

Impact of energy metabolism pathways in promoting phytoremediation of cadmium contamination by Bacillus amyloliquefaciens Bam1

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Researchers developed genetically modified bacteria (Bacillus amyloliquefaciens) that produce more energy to better survive in cadmium-contaminated soil. These enhanced bacteria can then help tomato plants absorb and remove cadmium pollution from the soil more effectively. The best-performing modified strain increased cadmium accumulation in tomatoes by nearly 1.9 times compared to the original bacteria, offering a promising biological solution for cleaning contaminated agricultural soils.

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Characterization of Two Potential Biocontrol Bacillus Strains Against Maize Stalk Rot

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Scientists discovered two beneficial bacteria, Bacillus subtilis and Bacillus siamensis, that can protect maize plants from a serious fungal disease called stalk rot. These bacteria work in two ways: they directly kill the fungus and they promote healthy plant growth. By analyzing the bacteria’s genetic makeup, researchers found that they produce multiple natural antibiotic compounds that explain their powerful disease-fighting abilities. This research suggests these bacteria could be used as a natural, environmentally-friendly alternative to chemical fungicides for protecting crops.

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Effects of Spent Mushroom Substrate Treated with Plant Growth-Promoting Rhizobacteria on Blueberry Growth and Soil Quality

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This study shows that mushroom farming waste (spent mushroom substrate) can be recycled into a beneficial fertilizer by treating it with beneficial bacteria called plant growth-promoting rhizobacteria. When this treated waste is used to grow blueberries, the plants grow better with higher survival rates and produce more chlorophyll. The treatment also improves soil quality by making nutrients more available to plants and changing the beneficial microorganism community in the soil.

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Abscisic Acid Metabolizing Rhodococcus sp. Counteracts Phytopathogenic Effects of Abscisic Acid Producing Botrytis sp. on Sunflower Seedlings

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Scientists discovered that a beneficial soil bacterium can protect sunflower plants from a harmful fungus by eating the toxin the fungus produces. The fungus normally weakens plant defenses by producing a chemical called abscisic acid, but the bacterium metabolizes this chemical and prevents it from harming the plant. This approach works without the bacterium directly killing the fungus, offering a new way to protect crops from disease.

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