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Related to nitrogen-fixing: Nitrogen fixation process

nitrogen fixation

1. The conversion of atmospheric nitrogen into compounds, such as ammonia, by natural agencies or various industrial processes.
2. The conversion by certain soil microorganisms, such as rhizobia, of atmospheric nitrogen into compounds that plants and other organisms can assimilate.

ni′tro·gen-fix′er (-fĭk′sər) n.
ni′tro·gen-fix′ing adj.


involved in or aiding nitrogen fixation.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.nitrogen-fixing - contributing to the process of nitrogen fixation
References in periodicals archive ?
Further, he also said that pulses impact the environment positively due to their nitrogen-fixing properties, which increase soil fertility.
Besides seed yield losses, these viral diseases also deprive growers of an important grain-rotation crop that can cut down on synthetic fertilizer use, thanks to the legume's symbiotic relationship with nitrogen-fixing root bacteria, or "rhizobia.
Motility and chemotaxis are essential for the virulence of many medically important bacteria, including Helicobacter pylori, and also play a role in agriculturally important bacteria, such as the nitrogen-fixing Azospirillum brasilense.
The amount of nitrogen-fixing in the soil by Symbiotic bacteria, is directly related to the level of the legume crops cultivated and is calculated as follows:
To improve soil texture and fertility, plant nitrogen-fixing cover crops like crimson clover, fava beans, and hairy vetch.
Farmers will be able to allocate land lying fallow, buffer strips, catch and cover crops, nitrogen-fixing crops and hedges towards their total acreage of designated EFA.
Friedrich JM, Dawson JO (1984) Soil nitrogen concentration and Juglans nigra growth in mixed plots with nitrogen-fixing Alnus, Elaeagnus, Lespedeza, and Robinia species.
The Pandey lab also showed that G proteins function in soybean roots to affect formation of nitrogen-fixing nodules through a symbiotic relationship with certain beneficial bacteria.
Aberystwyth University last year embarked on a research project looking at lupins, which are a highprotein, high-energy, nitrogen-fixing grain legume with a protein and oil composition that can compete effectively with imported soya.
Professor Edward Cocking, Director of The University of Nottingham's Centre for Crop Nitrogen Fixation, has developed a unique method of putting nitrogen-fixing bacteria into the cells of plant roots.
As a member of the legume family, its root nodules have nitrogen-fixing capacity so don't go heavy on nitrogen feeds - this will just lead to too much vigorous sappy green growth.
As a nitrogen-fixing species, koa plays an important role in forest fertility.