nitrogen-fixing bacteria


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nitrogen-fixing bacteria:

see nitrogen cyclenitrogen cycle,
the continuous flow of nitrogen through the biosphere by the processes of nitrogen fixation, ammonification (decay), nitrification, and denitrification. Nitrogen is vital to all living matter, both plant and animal; it is an essential constituent of amino acids,
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References in periodicals archive ?
Amplified ribosomal DNA restriction analysis for the characterization of Azotobacteraceae: A contribution to the study of these free-living nitrogen-fixing bacteria.
Nitrogen-fixing bacteria communities occurring in soils under different uses in the Western Amazon Region as indicated by nodulation of siratro (Macroptilium atropurpureum).
N-Fix constitutes a technique with great benefits regarding the use of nitrogen fertilizers, offering alternatives of using clean technologies that guarantee adequate food safety; while in the current market of nitrogen-fixing bacteria (for example rhizobia) is limited to a few crops of legumes, the market for bacteria that fix nitrogen internally in plant cells (N-Fix) offer access to all crop species in the world, drastically reducing the amount of synthetic nitrogen produced in the planet.
In practice, countries such as England were already importing significant quantities of nitrogen in the form of food and fiber, which meant that they were drawing on the activity of nitrogen-fixing bacteria in distant places.
His major breakthrough came when he found a specific strain of nitrogen-fixing bacteria in sugar-cane which he discovered could intracellularly colonise all major crop plants.
Diverse endophytic nitrogen-fixing bacteria isolated from wild rice Oryza rufipogon and description of Phytobacter diazotrophicus.
Changes in acetylene reduction activities and effects of inoculated rhizosphere nitrogen-fixing bacteria on rice.
Studies on nitrogen-fixing bacteria of the genus Beijerinckia.
Essex, a new lentil variety developed by ARS scientists, offers high seed yields for growers, nitrogen-fixing bacteria for wheat crops, and is a tasty source of protein for consumers who can add it to soups, salads and other fare.
ARS maintains a collection of these nitrogen-fixing bacteria in Beltsville, and this resource, which has more than 5,000 specimens, was used to help Iraqi scientists rebuild their collection.
But the vast farms where leaf-cutter ants raise fungal crops may harbor a crew of previously overlooked farmhands: nitrogen-fixing bacteria.
of Dundee and Scottish Crop Institute, UK) summarizes current knowledge on the world's leguminous plants and their symbiotic nitrogen-fixing bacteria and provides details on aspects that have not been covered in depth in other volumes.