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.
Bacteria,
Год журнала:
2024,
Номер
3(4), С. 434 - 451
Опубликована: Дек. 3, 2024
Plant
growth-promoting
rhizobacteria
(PGPR)
are
beneficial
bacteria
that
play
a
crucial
role
in
sustainable
agriculture
by
enhancing
plant
growth
through
various
mechanisms.
This
review
examines
the
contributions
of
PGPR
improving
nutrient
availability,
producing
phytohormones,
providing
biocontrol
against
pathogens,
and
abiotic
stress
tolerance.
By
reducing
necessity
for
chemical
fertilizers
pesticides,
mitigate
environmental
impacts,
enhance
soil
health,
support
long-term
agricultural
productivity.
However,
challenges
such
as
inconsistent
performance
across
soils,
regulatory
barriers,
limited
farmer
awareness,
hinder
their
widespread
adoption.
Recent
advancements
nano-encapsulation
technology,
genetic
engineering,
bioinformatics,
present
promising
solutions
overcoming
these
obstacles
efficacy.
The
incorporation
into
biofertilizers,
biopesticides,
integrated
management
(IPM)
offers
resolution
to
global
challenges.
addresses
current
state
research,
applications,
future
directions
optimizing
use
promoting
agriculture.
Plants,
Год журнала:
2023,
Номер
12(23), С. 3931 - 3931
Опубликована: Ноя. 22, 2023
The
huge
development
of
climatic
change
highly
affects
our
crop
production
and
soil
fertility.
Also,
the
rise
in
uncontrolled,
excessive
use
chemical
fertilizers
diminishes
prosperity
generates
pollutants,
threatening
all
environmental
life
forms,
including
us.
Replacement
these
with
natural
ones
is
becoming
an
inevitable
strategy.
In
study,
we
evaluated
responses
Pisum
sativum
L.
to
action
single
species
consortiums
plant
growth-promoting
bacteria
(Azotobacter
chroococcum,
Bacillus
megaterium,
cerkularice)
clay
new
reclaimed
types
terms
phenotype,
yield
components,
physiological
biochemical
responses.
Data
analysis
showed
or
consortium
microbial
inoculation
significantly
increased
measured
traits
under
calcareous
sandy
soils
compared
control.
Shoot
activities,
seed
activities
were
enhanced
pea
seeds
three
both
types.
bud
numbers,
fresh
weight,
seeds’
dry
weight
treated
A.
chroococcum
B.
megaterium
soil.
Taken
together,
findings
suggested
that
plants
PGP
could
be
used
diminish
implementation
fertilizer
improve
goodness
agricultural
products.
These
expand
understanding
responsive
mechanism
different
types,
especially
at
levels.
New Zealand Journal of Crop and Horticultural Science,
Год журнала:
2024,
Номер
unknown, С. 1 - 13
Опубликована: Янв. 29, 2024
Lead
causes
toxicity
and
affects
plant
growth
by
disturbing
photosynthesis
the
functions
of
enzymes.
Its
removal
from
soil
is
a
challenging
issue.
The
present
study
investigates
efficacy
neem
cake
as
organic
amendment
inoculation
lead-tolerant
growth-promoting
rhizobacterium
(PGPR),
Pseudomonas
aeruginosa,
to
decrease
effects
lead
in
sunflower,
when
cultivated
with
without
amended
soil.
experiment
was
performed
earthen
pots
(10
cm
diam)
containing
1
kg
sandy
loam
irrigated
0.2
0.5
mM
lead.
P.
aeruginosa
used
this
has
remediation
capacity
99%
subjected
0.6
combination
PGPR
improved
physiological
performance
stressed
sunflower
plant.
plants
treated
showed
healthier
roots
shoots
demonstrated
better
scavenging
free
radicals,
H2O2
peroxidase
(POD)
activities.
Neem
separately
combined
significantly
enhanced
sugar
contents
POD
activity
while
lowering
stress-induced
higher
levels
phenols
ascorbic
acid.
application
could
be
promising
solution
for
growing
lead-contaminated
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.
