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2006

No. 169 February 2006 p.40
Free-living bacteria lift soil nitrogen supply
Biological notrogen fixation is usually associated withsymbiotic Rhizobium-legume systems. But as this article shows, there is a wealth of free-living bacteria in soils across australia that are capable of fixing significant atmospheric nitrogen in the absence of legumes, using crop residues and root exudates as an energy source.
By Gupta Vadakattu

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