The
maintenance
of
water
quality
is
essential
because
it
one
the
most
valuable
natural
resources.
production
indole
acetic
acid
by
bacteria
primary
direct
mechanisms
used
plant
growth-promoting
(PGPB)
to
enhance
performance
plants
naturally.
Auxin
a
secondary
metabolite
that
friendly
and
naturally
synthesised
bacteria;
as
result,
promotes
growth
associated
plants.
To
increase
development,
present
study
focuses
on
bacterial
Indole-3-acetic
(IAA).
PGPB
were
selected
during
based
their
capacity
produce
auxin
qualities
assessed.
Out
eleven
isolates,
three
efficient
producers
acid.
was
optimised
under
varying
cultural
circumstances;
including
temperature,
salinity
pH,
while
also
controlling
concentration
tryptophan.
Partial
purification
IAA
done
purity
confirmed
with
Thin
layer
chromatography,
High-performance
liquid
chromatography
Fourier
transform
infrared
spectroscopy,
testing
for
in
vitro
vivo
studies.
Three
strains,
Delftia
tsuruhatensis
MP3,
Bacillus
cereus
MP4,
anthracis
MP5,
showed
variable
capacities
producing
different
environmental
conditions.
Consequently,
may
be
possible
generation
isolates
altering
ideal
conditions
isolate
growth.
Then,
using
this
promote
growth,
yield
can
raised
an
environmentally
way.
Frontiers in Plant Science,
Год журнала:
2023,
Номер
14
Опубликована: Июль 10, 2023
The
most
significant
issues
that
humans
face
today
include
a
growing
population,
an
altering
climate,
reliance
on
pesticides,
the
appearance
of
novel
infectious
agents,
and
accumulation
industrial
waste.
production
agricultural
goods
has
also
been
subject
to
great
number
shifts,
often
known
as
revolutions,
which
have
influenced
by
progression
civilization,
technology,
general
human
advancement.
Sustainable
measures
can
be
applied
in
agriculture,
environment,
medicine,
industry
are
needed
lessen
harmful
effects
aforementioned
problems.
Endophytes,
might
bacterial
or
fungal,
could
successful
solution.
They
protect
plants
promote
growth
producing
phytohormones
providing
biotic
abiotic
stress
tolerance.
Endophytes
produce
diverse
type
bioactive
compounds
such
alkaloids,
saponins,
flavonoids,
tannins,
terpenoids,
quinones,
chinones,
phenolic
acids
etc.
for
various
therapeutic
advantages
anticancer,
antitumor,
antidiabetic,
antifungal,
antiviral,
antimicrobial,
antimalarial,
antioxidant
activity.
Proteases,
pectinases,
amylases,
cellulases,
xylanases,
laccases,
lipases,
other
types
enzymes
vital
many
different
industries
produced
endophytes.
Due
presence
all
these
endophytes,
they
preferred
sources
green
synthesis
nanoparticles.
This
review
aims
comprehend
contributions
uses
endophytes
medicinal,
sectors
bio-nanotechnology
with
their
mechanism
action.
Frontiers in Microbiology,
Год журнала:
2024,
Номер
14
Опубликована: Янв. 4, 2024
The
primary
goal
of
this
experiment
is
to
examine
the
effectiveness
Pseudomonas
aeruginosa
strain
PAR
as
a
rhizobacterium
that
promotes
plant
growth
in
mitigating
negative
effects
fluoride-induced
stress
tomato
(
Lycopersicon
esculentum
Mill.)
plants.
A
total
16
rhizobacterial
strains
were
tested
for
growth-promoting
(PGP)
attributes,
with
isolates
S1,
S2,
and
S3
exhibiting
different
characteristics.
Furthermore,
kinetics
studies
revealed
these
resilient
fluoride
(10,
20,
40,
80
ppm),
isolate
S2
notable
resilience
compared
other
two
strains.
Phylogenetic
analysis
P.
PAR.
Physiological
analyses
demonstrated
had
beneficial
impact
on
properties
under
stress,
comprising
seed
germination,
root
length,
shoot
height,
relative
water
content,
leaf
area,
also
impacted
buildup
glycine
betaine,
soluble
sugar,
proline,
demonstrating
its
significance
enhancing
tolerance.
In
PAR-treated
plants,
chlorophyll
content
increased
while
malondialdehyde
(MDA)
levels
decreased,
indicating
enhanced
photosynthetic
efficiency
less
oxidative
stress.
modified
antioxidant
enzyme
action
(catalase,
ascorbate,
glutathione
reductase,
peroxidase,
superoxide
dismutase),
which
contributed
improved
resilience.
Mineral
decrease
sodium
concentrations
increasing
magnesium,
potassium,
phosphorus,
iron
levels,
emphasizing
strain’s
nutrient
management.
Correlation
principal
component
extensive
correlations
between
physiological
biochemical
parameters,
underscoring
PAR’s
multifaceted
response.
This
study
offers
valuable
information
effectively
utilizing
PGPR,
particularly
PAR,
fluoride-contaminated
soils
sustainable
agriculture.
It
presents
promising
biological
strategy
enhance
crop
productivity.
Plant Signaling & Behavior,
Год журнала:
2023,
Номер
18(1)
Опубликована: Июнь 9, 2023
A
field
experiment
was
carried
out
to
quantify
the
effect
of
a
native
bacterial
inoculant
on
growth,
yield,
and
quality
wheat
crop,
under
different
nitrogen
(N)
fertilizer
rates
in
two
agricultural
seasons.
Wheat
sown
conditions
at
Experimental
Technology
Transfer
Center
(CETT-910),
as
representative
crop
area
from
Yaqui
Valley,
Sonora
México.
The
conducted
using
doses
(0,
130,
250
kg
N
ha−1)
consortium
(BC)
(Bacillus
subtilis
TSO9,
B.
cabrialesii
subsp.
tritici
TSO2T,
TSO22,
paralicheniformis
TRQ65,
Priestia
megaterium
TRQ8).
Results
showed
that
season
affected
chlorophyll
content,
spike
size,
grains
per
spike,
protein
whole
meal
yellowness.
highest
Normalized
Difference
Vegetation
Index
(NDVI)
values,
well
lower
canopy
temperature
were
observed
treatments
application
130
ha−1
(the
conventional
Nitrogen
dose).
parameters
such
yellow
berry,
Sodium
dodecyl
sulfate
(SDS)-Sedimentation,
yellowness
by
dose.
Moreover,
consortium,
ha−1,
resulted
higher
length
grain
number
which
led
yield
(+1.0
ton
vs.
un-inoculated
treatment),
without
compromising
grains.
In
conclusion,
use
this
has
potential
significantly
enhance
while
reducing
application,
thereby
offering
promising
agro-biotechnological
alternative
for
improving
production.
International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(4), С. 1467 - 1467
Опубликована: Фев. 10, 2025
Climate
change
has
reshaped
global
weather
patterns
and
intensified
extreme
events,
with
drought
soil
salinity
negatively
impacting
the
yield
quality
of
crop
production.
To
mitigate
detrimental
effects
stress,
introduction
beneficial
plant
growth-promoting
rhizobacteria
(PGPR)
proven
to
be
a
promising
approach.
In
this
study,
we
evaluated
synthetic
microbial
community
(SynCom)
comprising
bacterial
strains
belonging
species
Bacillus
velezensis,
Pseudomonas
simiae,
P.
salmasensis,
Glutamicibacter
halophytocola,
Leclercia
sp.,
which
have
been
demonstrated
promote
tomato
growth
both
individually
collectively.
The
SynCom
most
its
individual
were
shown
polyethylene
glycol
(PEG)-induced
stress
in
vitro
Arabidopsis
thaliana
seedlings,
either
by
reducing
alterations
xylem
elements
or
promoting
formation
new
strands.
greenhouse
trial,
drenching
two
strains,
B.
velezensis
PSE31B
salmasensis
POE54,
improved
water
response
soilless-grown
plants
under
40%
reduced
irrigation
regime.
Additionally,
treatments
positively
influenced
diversity
rhizosphere
communities,
distinct
changes
composition,
suggest
treatment-specific
interplay
between
introduced
native
microbiome.
These
findings
highlight
potential
consortia
PGPR
as
sustainable
tools
improve
resilience
abiotic
stresses.
Horticulturae,
Год журнала:
2025,
Номер
11(3), С. 271 - 271
Опубликована: Март 3, 2025
Biocontrol
has
emerged
as
an
effective
strategy
for
managing
plant
pathogens
and
pests.
The
use
of
growth-promoting
rhizobacteria
(PGPR)
biocontrol
agents
offers
a
sustainable
alternative,
enhancing
morphology,
biochemistry,
physiology,
secondary
metabolism.
This
study
conducts
bibliometric
analysis
systematic
review
PGPR-based
research
from
2019
to
2023,
using
the
Web
Science
(WoS)
database.
A
total
2823
publications
were
identified,
with
significant
increase
in
scientific
output
since
2019.
Original
articles
dominated
field,
India,
China,
USA,
Pakistan
leading
publication
volume.
Key
contributors
included
Babalola
(North-West
University,
South
Africa),
Kloepper
(Auburn
USA),
Shen
(Nanjing
Agricultural
China),
each
at
least
25
publications.
Co-authorship
revealed
four
major
networks
centered
Brazil,
Canada.
Bacillus
Pseudomonas
most
studied
PGPR
genera,
recognized
their
roles
bioinoculants,
bioremediators,
biostimulants,
mitigating
negative
impacts
synthetic
fertilizers
pesticides.
underscores
growing
global
focus
on
its
potential
agriculture.
Strengthening
international
collaboration
accelerating
applied
formulations
will
be
critical
optimizing
efficacy
scalability
real-world
agricultural
systems.
