-
Diazotrophs are
bacteria and
archaea that fix
atmospheric nitrogen (N2) in the
atmosphere into
bioavailable forms such as ammonia. A
diazotroph is a microorganism...
- sulfide-indole
motility medium and the
phenylalanine deaminase test. It is a
diazotroph, able to
colonise plant hosts and fix
atmospheric nitrogen into a form...
- of
strains can fix
nitrogen in
anaerobic conditions. As a free-living
diazotroph, its nitrogen-fixation
system has been much-studied, and is of agricultural...
-
where they were
first described by
Captain Cook). Tri****smium is a
diazotroph; that is, it
fixes atmospheric nitrogen into ammonium, a
nutrient used...
-
aquatic ferns such as Azolla.
Looser non-symbiotic
relationships between diazotrophs and
plants are
often referred to as ****ociative, as seen in nitrogen...
- to rhizobia. Many
other species of
bacteria are able to fix
nitrogen (
diazotrophs), but few are able to ****ociate
intimately with
plants and
colonize specific...
-
useful for
ecological stability and for
human society. For example,
diazotrophs have the
ability to fix
nitrogen gas
using the
enzyme nitrogenase. This...
-
Azotobacter vinelandii is Gram-negative
diazotroph that can fix
nitrogen while grown aerobically.
These bacteria are
easily cultured and grown. A. vinelandii...
-
formation of
nodules on the
roots of the
plant that
contain endosymbiotic diazotrophs,
which fix
atmospheric nitrogen and
convert it into a form that is usable...
- Azotobacter, they can
biologically fix
nitrogen under aerobic conditions (
diazotrophs).
Bacteria of the
genus Azomonas are
known to form
intracellular inclusions...
