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nitrogen-fixing bacteria

noun

any bacteria that combines nitrogen with oxygen or hydrogen to create compounds that is usable by plants (e.g. ammonia, nitrates)

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Examples from the Web for nitrogen-fixing bacteria
Historical Examples
  • nitrogen-fixing bacteria also add to the stores of nitrogen compounds.

    The Enclosures in England Harriett Bradley
  • Such plants as are hosts for the nitrogen-fixing bacteria are planted early in the season.

    A Civic Biology George William Hunter

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