Lupinus root (cross section) with Rhizobium radicicola, fix nitrogen bacteria. Optical microscope X40.

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Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: bacteria, cross, fabaceae, fix, lupinus, micrograph, microphotography, microscope, nitrogen, optical, radicicola, rhizobium, root, section, symbiont