Environmental
soils
are
natural
reservoirs
of
unexplored
microbes,
including
potentially
beneficial
microbes
to
improve
plant
performance.
Here,
we
isolated
75
bacterial
strains
from
surface-sterilized
roots
_Arabidopsis
thaliana_
(Arabidopsis)
grown
in
a
soil
derived
an
alder
swamp.
Culture-dependent
isolation
individual
the
followed
by
monoassociation-based
screening
identified
seven
bacteria
that
promoted
Arabidopsis
seedling
weight.
Of
those,
new
species
_Dyella_
genus
which
increased
biomass
tomato
and
seedlings
agar
as
well
shoot
both
swamp
potting
soil.
_Dyella
sp_.
A4
specifically
elongation
lateral
without
affecting
root
number
primary
elongation.
The
expands
toolbox
biostimulants
for
growth
promotion
via
modulating
architecture.
Plant Signaling & Behavior,
Год журнала:
2024,
Номер
19(1)
Опубликована: Июнь 20, 2024
Soil
toxicity
is
a
major
environmental
issue
that
leads
to
numerous
harmful
effects
on
plants
and
human
beings.
Every
year
huge
amount
of
Pb
dumped
into
the
environment
either
from
natural
sources
or
anthropogenically.
Being
heavy
metal
it
highly
toxic
non-biodegradable
but
remains
in
for
long
time.
It
considered
neurotoxic
exerts
living
In
present
review
article,
investigators
have
emphasized
side
plants.
Further,
authors
focused
various
environment.
Investigators
responses
including
molecular,
biochemical,
morphological
levels
Pb.
Further
emphasis
was
given
effect
elevated
microbial
population
rhizospheres.
remediation
strategies
removal
soil
water
sources.
Discover Agriculture,
Год журнала:
2025,
Номер
3(1)
Опубликована: Янв. 12, 2025
Ensuring
a
stable
supply
of
nutritious
food
for
the
growing
global
population
is
major
challenge,
especially
through
sustainable
system.
Maize
host
to
vast
microbial
community
in
its
root
zone.
Microorganisms
associated
with
maize
play
an
essential
role
enhancing
plant
growth
and
productivity.
The
purpose
this
review
explore
interactions
within
rhizosphere
maize,
focusing
on
growth-promoting
rhizobacteria
(PGPR),
contribute
improved
phosphorus
solubilization,
nitrogen
fixation,
overall
health.
Through
synthesis
200
papers,
elucidated
rhizosphere,
highlighting
activity
assembly
mechanisms
soil
microorganisms
crucial
crop
production
that
have
been
widely
analyzed.
Incorporating
benefits
into
agricultural
practices
presents
several
challenges,
including
environmental
variability
(temperate
vs
tropical),
unpredictable
field
performance,
influence
advanced
management
techniques
communities.
To
address
these
future
research
should
prioritize
microbiome
engineering,
precision
agriculture,
development
climate-resilient
strains.
A
deeper
understanding
holds
significant
potential
advancing
biofertilizer
farming
by
overcoming
technological,
large-scale
implementation.
This
is
the
first
report
of
widespread
and
stress-tolerant
PGPR
from
tea
rhizosphere
Kangra
valley.
A
total
493
rhizobacteria
were
isolated
major
tea-growing
regions
Molecular
fingerprinting
160
distinct
morphotypes
using
ARDRA
ERIC
techniques
revealed
intergenic
intragenic
variability,
resulting
in
identification
52
rRNA
56
types
belonging
to
21
distantly
related
genera,
identified
by
16S
gene
sequencing.
Bacillus
constituted
more
than
half
genotypes,
followed
Pseudomonas,
Burkholderia,
Lysinibacillus,
Citrobacter,
Enterobacter,
Paenibacillus.
altitudinis,
B.
cereus,
megaterium,
subtilis
subsp.
inaquosorum,
methylotropicus,
Pseudomonas
frederiksbergensis,
P.
mohnii,
moreiii
found
be
most
common
across
various
locations.
Quantitative
assaying
42
selected
strains
significant
variations
PGP
activities
ranging
55–624
µg/ml
for
tri-calcium
phosphate
(TCP)
solubilization,
4–3145
nM
α-ketobutyrate
h/mg/protein
ACC-deaminase
activity,
2–85
IAA-like
auxins
production,
2–83%
siderophore
production.
Nine
out
also
solubilized
aluminium
(Al-P)
iron
(Fe–P).
These
efficient
are
suitable
application
soils,
which
generally
low
available
phosphorus,
a
growth-limiting
factor
cultivation.
Five
highly
showed
robust
growth
under
different
abiotic
stresses
controlled
conditions.
Inoculum
5
stress
tolerant
increment
1.8–9.4%,
12–16.2%,18.1–30.3%
21.4–39.2%
plant
height,
leaf
number,
fresh
dry
weight
seedlings
nursery
conditions
with
50%
reduced
NPK
concentrations
after
one
year
inoculations,
respectively.
genotypes
multifarious
natural
ability
occur
widely
can
useful
developing
microbial
inoculants
improving
productivity.
Frontiers in Microbiology,
Год журнала:
2025,
Номер
16
Опубликована: Март 19, 2025
The
cultivation
of
tartary
buckwheat
serves
dual
roles,
offering
health
benefits
and
nutritional
advantages.
Nonetheless,
its
is
challenged
by
issues
such
as
soil
degradation
climatic
drought.
Plant
growth-promoting
(PGP)
microorganisms
hold
promise
for
addressing
these
challenges.
In
this
study,
we
investigated
the
effects
Serendipita
indica
inoculation
on
root-associated
microbial
communities
buckwheat.
Additionally,
used
S.
to
construct
synthetic
consortia,
their
role
in
promoting
growth
enhancing
drought
resistance
was
evaluated.
This
study
found
that
colonization
promoted
enrichment
beneficial
Actinobacteriota,
Sphingomonas
,
Mortierella
while
reducing
relative
abundance
pathogenic
genera
including
Cladosporium
Alternaria
Acremonium
.
addition,
consortia
significantly
photosynthesis
biomass
accumulation
buckwheat,
also
improving
structure
fertility.
Under
conditions,
introducing
groups
markedly
boosted
root
development,
lowered
density
stomata
rate
transpiration
leaves,
decreased
H
2
O
Malondialdehyde
(MDA)
levels,
thus
greatly
buckwheat’s
conclusion,
our
findings
demonstrated
constructed
with
can
promote
enhance
resistance.
However,
specific
molecular
mechanisms
underlying
require
further
investigation
future
studies.
These
will
provide
important
theoretical
support
development
novel
fertilizers.
