Agriculture,
Journal Year:
2024,
Volume and Issue:
14(6), P. 838 - 838
Published: May 27, 2024
Bacillus
strains
have
long
been
recognized
for
their
beneficial
interactions
with
plants,
enhancing
growth,
nutrient
uptake,
and
stress
resistance.
Understanding
molecular
mechanisms
plant-microbe
is
crucial
harnessing
potential
in
sustainable
agriculture.
Here
we
used
ten
from
the
5
species
namely
velezensis,
subtilis,
atrophaeus,
altitudinis
amylofaciens,
which
are
previously
reported
PGPR
activity.
A
comparative
analysis
of
these
was
performed
to
determine
evolutionary
relationships,
revealed
that
velezensis
amyloliquefaciens
closely
related
based
on
underlying
genetic
proteomic
similarities.
strain
LZP02
most
distantly
all
other
selected
strains.
On
hand,
atrophaeus
GQJK17
CNY01
shown
be
each
other.
Mauve
alignment
relationships
between
The
exhibited
several
unique
inversions
harboring
important
genes,
such
as
betB,
ftsW,
rodA,
bacterial
survival.
Proteomic
highlighted
pathways
were
conserved
across
strains,
including
xenobiotic
biodegradation
metabolism,
biosynthesis
polyketides
nonribosomal
pathways,
secondary
metabolites,
involved
plant
growth
promotion.
Journal of Fungi,
Journal Year:
2024,
Volume and Issue:
10(2), P. 116 - 116
Published: Jan. 30, 2024
The
escalating
global
food
demand
driven
by
a
gradually
expanding
human
population
necessitates
strategies
to
improve
agricultural
productivity
favorably
and
mitigate
crop
yield
loss
caused
various
stressors
(biotic
abiotic).
Biotic
stresses
are
phytopathogens,
pests,
nematodes,
along
with
abiotic
like
salt,
heat,
drought,
heavy
metals,
which
pose
serious
risks
security
productivity.
Presently,
the
traditional
methods
relying
on
synthetic
chemicals
have
led
ecological
damage
through
unintended
impacts
non-target
organisms
emergence
of
microbes
that
resistant
them.
Therefore,
addressing
these
challenges
is
essential
for
economic,
environmental,
public
health
concerns.
present
review
supports
sustainable
alternatives,
emphasizing
possible
application
fungal
endophytes
as
innovative
eco-friendly
tools
in
plant
stress
management.
Fungal
demonstrate
capabilities
managing
plants
against
biotic
via
direct
or
indirect
enhancement
plants’
innate
immunity.
Moreover,
they
contribute
elevated
photosynthesis
rates,
stimulate
growth,
facilitate
nutrient
mineralization,
produce
bioactive
compounds,
hormones,
enzymes,
ultimately
improving
overall
resistance.
In
conclusion,
harnessing
potentiality
represents
promising
approach
toward
sustainability
practices,
offering
effective
alternative
solutions
reduce
reliance
chemical
treatments
address
posed
stresses.
This
ensures
long-term
promotes
environmental
economic
viability
agriculture.
Frontiers in Microbiology,
Journal Year:
2024,
Volume and Issue:
15
Published: Aug. 8, 2024
Saline
soils
pose
significant
challenges
to
global
agricultural
productivity,
hindering
crop
growth
and
efficiency.
Despite
various
mitigation
strategies,
the
issue
persists,
underscoring
need
for
innovative
sustainable
solutions.
One
promising
approach
involves
leveraging
microorganisms
their
plant
interactions
reclaim
saline
bolster
yields.
This
review
highlights
pioneering
recent
advancements
in
utilizing
multi-traits
Frontiers in Plant Science,
Journal Year:
2024,
Volume and Issue:
15
Published: April 29, 2024
Sustainable
food
security
and
safety
are
major
concerns
on
a
global
scale,
especially
in
developed
nations.
Adverse
agroclimatic
conditions
affect
the
largest
agricultural-producing
areas,
which
reduces
production
of
crops.
Achieving
sustainable
is
challenging
because
several
factors,
such
as
soil
flooding/waterlogging,
ultraviolet
(UV)
rays,
acidic/sodic
soil,
hazardous
ions,
low
high
temperatures,
nutritional
imbalances.
Plant
growth-promoting
rhizobacteria
(PGPR)
widely
employed
in-vitro
they
recognized
more
environmentally
sustainably
friendly
approach
to
increasing
crop
yield
contaminated
fertile
soil.
Conversely,
use
nanoparticles
(NPs)
an
amendment
has
recently
been
proposed
economical
way
enhance
texture
improving
agricultural
yields.
Nowadays,
various
research
experiments
have
combined
or
individually
applied
with
PGPR
NPs
for
balancing
elements
response
control
adverse
situations,
expectation
that
both
additives
might
perform
well
together.
According
findings,
interactive
applications
significantly
increase
yields
than
alone.
The
present
review
summarized
functional
mechanistic
basis
role
NPs.
However,
this
article
focused
potential
direction
realize
possible
interaction
at
large
scale
upcoming
years.
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
15
Published: Jan. 7, 2025
With
climate
change,
the
frequency
of
regions
experiencing
water
scarcity
is
increasing
annually,
posing
a
significant
challenge
to
crop
yield.
Barley,
staple
consumed
and
cultivated
globally,
particularly
susceptible
detrimental
effects
drought
stress,
leading
reduced
yield
production.
Water
adversely
affects
multiple
aspects
barley
growth,
including
seed
germination,
biomass
production,
shoot
root
characteristics,
osmotic
status,
photosynthesis,
induces
oxidative
resulting
in
considerable
losses
grain
its
components.
In
this
context,
present
review
aims
underscore
importance
selecting
drought-tolerant
genotypes
utilizing
bio-inoculants
constructed
from
beneficial
microorganisms
as
an
agroecological
approach
enhance
growth
production
resilience
under
varying
environmental
conditions.
Selecting
with
robust
physiological
agronomic
tolerance
can
mitigate
diverse
Plant
Growth
Promoting
Rhizobacteria
(PGPR)
play
crucial
role
promoting
plant
through
nutrient
solubilization,
nitrogen
fixation,
phytohormone
exopolysaccharide
secretion,
enzyme
activity
enhancement,
many
other
mechanisms.
Applying
containing
PGPR,
improves
barley's
thereby
minimizing
caused
by
scarcity.
BMC Microbiology,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: May 15, 2024
Abstract
Globally,
drought
stress
poses
a
significant
threat
to
crop
productivity.
Improving
the
tolerance
of
crops
with
microbial
biostimulants
is
sustainable
strategy
meet
growing
population’s
demands.
This
research
aimed
elucidate
biostimulants’
(Plant
Growth
Promoting
Rhizobacteria)
role
in
alleviating
oil-seed
crops.
In
total,
15
bacterial
isolates
were
selected
for
and
screened
plant
growth-promoting
(PGP)
attributes
like
phosphate
solubilization
production
indole-3-acetic
acid,
siderophore,
hydrogen
cyanide,
ammonia,
exopolysaccharide.
describes
two
PGPR
strains:
Acinetobacter
calcoaceticus
AC06
Bacillus
amyloliquefaciens
BA01.
The
present
study
demonstrated
that
these
strains
(AC06
BA01)
produced
abundant
osmolytes
under
osmotic
stress,
including
proline
(2.21
1.75
µg
ml
−
1
),
salicylic
acid
(18.59
14.21
trehalose
(28.35
22.74
mg
FW)
glycine
betaine
(11.35
7.74
g
)
respectively.
BA01
further
evaluated
their
multifunctional
performance
by
inoculating
Arachis
hypogaea
L.
(Groundnut)
mild
severe
regimes
(60
40%
Field
Capacity).
Inoculation
displayed
distinct
osmotic-adjustment
abilities
groundnut,
such
as
growth
parameters,
biomass,
photosynthetic
pigments,
relative
water
content,
proline,
soluble
sugar
respective
control
during
drought.
On
other
hand,
sensitivity
indexes
electrolyte
leakage
malondialdehyde
(MDA)
contents
decreased
well
cooperatively
conferred
induced
alterations
indicators
catalase
(CAT),
ascorbate
peroxidase
(APX),
superoxide
dismutase
(SOD).
Thus,
sp.
can
be
considered
osmolyte
producing
simultaneously
induce
metabolic
changes
groundnuts
stress.
Folia Microbiologica,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 5, 2025
Abstract
In
recent
decades,
there
has
been
a
growing
interest
in
harnessing
plant
growth-promoting
rhizobacteria
(PGPR)
as
possible
mechanism
to
mitigate
the
environmental
impact
of
conventional
agricultural
practices
and
promote
sustainable
production.
This
study
investigated
transferability
promising
PGPR
research
from
maize
another
Poaceae
cereal
crop,
wheat.
multi-seasonal
evaluated
wheat
grain
yield
effect
Lysinibacillus
sphaericus
(T19),
Paenibacillus
alvei
(T29)
when
applied
i.
individually,
ii.
consortium
with
Bacillus
safensis
(S7),
iii.
at
75%
reduced
fertilizer
rate.
Whole
genome
sequencing
allowed
annotation
genes
linked
growth
promotion,
providing
potential
genomic
explanations
for
observed
in-field
findings.
Application
compared
commercial
showed
significantly
increased
by
30.71%,
25.03%,
respectively,
season
one,
63.92%
58.45%,
under
rates
two.
Individual
application
T19
T29
varying
results,
increasing
9.33%
16.22%
during
seasons
three
four
but
substantial
reduction
(33.39%)
five.
exhibited
increases
(9.31%)
five
(5.61%)
led
significant
(21.15%)
four.
Genomic
analysis
unveiled
spectrum
including
those
associated
ammonification,
phosphate
solubilization,
ethylene,
siderophore,
catalase,
superoxide
dismutase
These
findings
offer
valuable
insights
into
mechanisms
behind
field
implications
advancing
agriculture
crop
productivity
evolving
landscapes.
Frontiers in Plant Science,
Journal Year:
2024,
Volume and Issue:
14
Published: Jan. 16, 2024
Salt
stress
inhibits
plant
growth
by
disturbing
intrinsic
physiology.
The
application
of
exogenous
regulators
to
improve
the
tolerance
against
salt
has
become
one
promising
approaches
promote
in
saline
environment.
Eugenol
(4-allyl-2-
methoxyphenol)
is
main
ingredient
clove
oil
and
it
known
for
its
strong
antioxidant
anti-microbial
activities.
also
ability
inhibiting
several
pathogens,
implying
potential
use
eugenol
as
an
environmental
friendly
agrichemical.
However,
little
about
possible
role
regulation
abiotic
stress.
Therefore,
here
we
investigated
effectiveness
phytochemical
promoting
tobacco
seedlings
through
physiological,
histochemical,
biochemical
method.
seedling
roots
were
exposed
NaCl
solution
presence
or
absence
eugenol.
inhibited
growth,
but
supplementation
effectively
attenuated
effects
a
dose-dependent
manner,
with
optimal
effect
at
20
µM.
ROS
(reactive
oxygen
species)
accumulation
was
found
upon
which
further
resulted
amelioration
lipid
peroxidation,
loss
membrane
integrity,
cell
death
salt-treated
seedlings.
Addition
highly
suppressed
reduced
peroxidation
generation.
Both
enzymatic
non-enzymatic
antioxidative
systems
activated
treatment.
AsA/DHA
GSH/GSSG
enhanced
treatment,
helped
maintain
redox
homeostasis
salinity.
treatment
increase
content
osmoprotectants
(e.g.
proline,
soluble
sugar
starch)
Na
+
levels
decreased
significantly
exposure.
This
may
result
from
upregulation
expression
two
ionic
transporter
genes,
SOS1
(salt-hypersensitive
1)
NHX1
(Na
/H
anti-transporter
1).
Hierarchical
cluster
combined
correlation
analysis
uncovered
that
induced
mediated
maintaining
balance
work
reveals
plays
crucial
regulating
resistant
extend
biological
function
novel
biostimulant
opens
up
new
possibilities
improving
crop
productivity
agricultural
