Enrichment Culture of Rhizobium meliloti from Trifolium repens
Results
Based on the following results, it was determined that this enrichment protocol was successful in the isolation of a member of the Rhizobium genus from the Trifolium repens (white clover plant).
1000x
magnification; bright field microscopy
1000x
magnification; bright field microscopy
| Test |
Outcome |
| Simple Stain |
showed presence of endospores |
| Gram Stain |
cells were gram negative cocci |
| Capsule Stain |
cells had capsules |
| Wet mount |
cells are motile |
| Motility Stab |
further demonstrated motility, only grew at
top |
| Mannitol and Dextrose Utilization Tubes |
negative, media could not support growth of
Rhizobium |
| Oxidation/Fermentation Tube |
negative, media could not support growth of
Rhizobium |