nitrogen fixation |
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Definition
Process by which free nitrogen (N2) is extracted from the atmosphere and converted (fixed) into nitrogen compounds which are plant nutrients (fertilizer). In nature, this process is carried out by certain bacteria (present in the root nodules of legumes such as beans and peas), blue-green algae, and the lightning flash.
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nitrogen fixation is in the Environment & Pollution Control subject.
nitrogen fixation appears in the definition of the following term: nitrogen cycle
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