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Bacteria in Tree Branches Serve as Natural Fertilizer

Bacteria living in a plant’s branches may play a crucial role in allowing the plant to thrive. Writing in the journal PLOS ONE, researchers from the University of Washington say the trees they studied appear to have benefited from bacteria to “provide valuable nutrients to help the plant grow.” Bacteria have long been known to benefit plants with root nodules, which are bacteria rich and allow the roots to “fix” nitrogen gas in the soil into a form that the plant can use. This group of...

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