This
study
aims
to
analyze
the
genomic
characteristics
of
a
plant
growth-promoting
bacterium,
focusing
on
genome
assembly
and
annotation,
as
well
phylogenetic
metabolic
analyses.
The
primary
objective
is
identify
validate
genes
related
potassium
phosphate
solubilization,
other
secondary
pathways.
research
involves
selection
strain,
cultivation,
DNA
extraction,
sequencing,
followed
by
comparative
analyzed
Bacillus
nitratireducensLABIM48
strain
shows
high
conservation,
indicating
common
origin
conserved
evolution.
Phylogenetic
analyses
confirmed
that
belongs
same
mentioned
species,
with
potential
produce
bioactive
compounds
interest
identified
in
silico.
ability
solubilize
was
validated
through
vitro
tests.
Frontiers in Microbiology,
Journal Year:
2025,
Volume and Issue:
15
Published: Jan. 7, 2025
The
effects
of
rhizosphere
microorganisms
on
plant
growth
and
the
associated
mechanisms
are
a
focus
current
research,
but
exogenous
combined
inoculation
with
arbuscular
mycorrhizal
fungi
(AMF)
growth-promoting
rhizobacteria
(PGPR)
seedling
microecological
have
been
little
reported.
In
this
study,
greenhouse
pot
experiment
was
used
to
study
single
or
double
AM
(Funneliformis
mosseae)
two
PGPR
(Bacillus
sp.,
Pseudomonas
sp.)
tobacco
seedlings,
together
high-throughput
sequencing
technology
reveal
mechanisms.
All
treatments
significantly
increased
aboveground
dry
weight;
root
nitrogen,
phosphorus,
potassium
uptake;
height;
stem
thickness;
maximum
leaf
area;
chlorophyll
content;
total
length,
surface
area,
volume;
average
diameter.
highest
values
for
these
indices
were
observed
in
treatment
F.
mosseae
sp.
SG29
(A_SG29).
Furthermore,
A_SG29
yielded
diversity
indexes
largest
percentages
enriched
bacterial
taxa,
promoted
colonization
AMF
roots
soil.
Differential
metabolic-pathway
predictions
using
PICRUSt2
showed
that
metabolic
pathway
richness
microorganisms,
up-regulated
some
pathways
may
benefit
growth.
Co-inoculation
tobacco-seedling
by
improving
microbial
communities'
structure
function.
summary,
promotes
growth,
optimizes
community's
function,
serves
as
sustainable
co-cultivation
method
production.
Horticulturae,
Journal Year:
2024,
Volume and Issue:
10(8), P. 858 - 858
Published: Aug. 14, 2024
Portulaca
oleracea
L.
is
a
wild
edible
plant
with
high
potential
for
exploitation
in
commercial
cropping
systems
due
to
its
nutritional
value
and
great
adaptability
abiotic
stress
conditions.
The
present
study
aimed
investigate
the
response
of
purslane
plants
grown
under
drought
conditions
(100%,
80%,
60%
field
capacity
(FC))
implementation
biostimulant
amendments
(control
without
amendment,
growth-promoting
rhizobacteria
(PGPR),
mycorrhiza,
effective
microorganisms
(EMs))
two
consecutive
years.
In
two-year
experiment,
greatest
height
was
recorded
no-stress
inoculated
PGPR.
highest
branch
number,
fresh
dry
weight
aboveground
underground
parts
were
observed
at
mycorrhiza
treatment.
Moreover,
application
growing
100%
FC
resulted
N,
P,
total
carbohydrates,
vitamin
C
lowest
nitrate
proline
contents
leaves.
Purslane
PGPR
treatment
K
chlorophyll
leaf
contents.
Additionally,
mild
(80%
FC)
combined
(e.g.,
inoculation
PGPR,
EM)
may
improve
growth
characteristics
mitigate
negative
effects.
general,
applied
alleviated
adverse
effects
on
chemical
composition
indicating
importance
sustainable
strategies
achieve
yield
sufficient
quality
within
climate
change
scenario.
