Frontiers in Plant Science,
Год журнала:
2025,
Номер
16
Опубликована: Май 20, 2025
Soil
salinization
caused
by
water
scarcity
in
Northwest
China
severely
limits
agricultural
sustainability.
A
forest-grass
intercropping
system
combined
with
regulation
strategies
can
optimize
soil
and
resource
use,
reduce
stress,
mitigate
salinization,
promote
sustainable
eco-efficient
development
arid
regions.
In
this
study,
based
on
a
3-year
field
experiment,
four
were
set
up
[upper
lower
moisture
controlled
content
as
percentage
of
holding
capacity
θ
f
,
full
irrigation
W0
(75%–85%
),
mild
deficit
W1
(65%–75%
moderate
W2
(55%–65%
severe
W3
(45%–55%
)],
the
effects
crop
growth,
physiology,
yield
quality
wolfberry-alfalfa
analyzed.
The
results
showed
that
(1)
increasing
would
limit
growth
wolfberry
alfalfa,
alfalfa
being
maximal
at
vegetative
stage-full
flowering
stage,
plant
height
stem
thickness
both
first
crop.
(2)
With
increase
deficit,
chlorophyll
photosynthetic
characteristics
crops
decreasing
trend.
Among
them,
daily
dynamics
leaf
photosynthesis
net
rate
(P
n
)
transpiration
(T
r
presented
single-peak
curve,
P
T
stomatal
conductance
(Cond)
double-peak
inter-cellular
carbon
dioxide
concentration
(C
i
them
reached
minimum
from
12:00
to
14:00.
(3)
planting
years,
dry
fruit
total
an
trend,
while
all
trend;
higher
(W0
W1)
was
more
favorable
improvement.
multicriteria
assessment
treatment
improved
ensuring
efficient
use.
This
serves
control
model
for
conservation,
increase,
improvement
saline
zone
similar
ecological
zones
northwestern
China.
Current Research in Microbial Sciences,
Год журнала:
2024,
Номер
7, С. 100285 - 100285
Опубликована: Янв. 1, 2024
Climate
change
and
agriculture
are
intrinsically
connected
sudden
changes
in
climatic
conditions
adversely
impact
global
food
production
security.
The
climate
change-linked
abiotic
stressors
like
drought
high
temperatures
resulting
crop
failure.
most
severe
stress
significantly
affect
the
stomatal
closure,
of
reactive
oxygen
species,
transpiration,
photosynthesis
or
other
physiological
processes
plant
morphology,
growth
yield.
Therefore,
there
is
an
exigent
need
for
cost
effective
eco-friendly
modern
technologies
to
induce
tolerance
plants
leading
climate-adapted
sustainable
agricultural
practices
sustained
production.
Among
many
options
being
pursued
this
regard,
use
promoting
microbes
(PGPMs)
approach
promote
resilience
better
productivity.
These
PGPMs
confer
resistance
via
various
direct
indirect
mechanisms
including
antioxidants,
enzymes,
exopolysaccharides,
modulation
phytohormones
level,
osmotic
adjustment
by
inducing
accumulation
sugars,
along
with
increases
nutrients,
water
uptake
photosynthetic
pigments.
However,
several
technological
ecological
challenges
limit
their
sometimes
treatment
beneficial
fails
produce
desired
results
under
field
conditions.
Thus,
development
synthetic
microbial
communities
host
mediated
microbiome
engineering
transgenic
capacity
express
traits
may
survival
present
review
critically
assesses
research
evidence
on
potentials
genes
as
develop
resilient
increased
Effective
collaboration
among
scientific
communities,
policymakers
regulatory
agencies
needed
create
strong
frameworks
that
both
regulate
utilization
agriculture.
Plant Signaling & Behavior,
Год журнала:
2025,
Номер
20(1)
Опубликована: Янв. 15, 2025
The
growing
human
population
and
abiotic
stresses
pose
significant
threats
to
food
security,
with
PGPR
favorable
as
biofertilizers
for
plant
growth
stress
relief.
In
one
study,
soil
samples
from
both
cultivated
uncultivated
plants
in
various
cities
were
used
isolate
rhizobacterial
populations.
Using
50
plants,
isolated
populations
screened
biochemical
changes,
PGP
activities
morphological
characteristics.
A
total
of
199
rhizobacteria
IAA
production.
strain
M28
produced
maximum
378.44
±
2.5
µg
ml−1,
M9
formed
only
34.72
0.15
ml−1.
About
19%
producers
Multan,
18%
Lahore,
15%
soils
Faisalabad
Sheikhupura,
while
7%
Gujrat.
21
isolates
drought
tolerant
−0.14Mpa,
14
those
PSB
15
N
fixers.
traits,
zinc
solubility
was
expressed
by
M4
2
0.5
cm
zone.
M22
amount
HCN,
40.12
0.052
ppm.
All
showed
diverse
behavior
biocompatibility,
motility
patterns
hydrophobicity.
Selected
strains
genetically
identified
ribotyping.
Multitrait
could
be
effective
rather
than
single
trait.
having
highest
production
IAA,
gelatinase,
methyl
red
positive
also
capable
nitrogen
fixation.
Moreover,
it
had
swimming
(8.9
mm)
swarming
(8.7
after
24
h,
indicating
its
best
traits
future
use.
Plant Signaling & Behavior,
Год журнала:
2025,
Номер
20(1)
Опубликована: Янв. 16, 2025
Tobacco
(Nicotiana
tabacum)
black
shank
disease,
caused
by
Phytophthora
nicotianae,
is
a
significant
threat
to
tobacco
crops,
leading
severe
economic
losses.
Prolonged
use
of
agrochemicals
control
this
disease
has
prompted
the
exploration
eco-friendly
biological
strategies.
This
study
investigated
effects
Trichoderma
harzianum,
biocontrol
agent,
on
N.
tabacum
in
comparison
P.
focusing
growth,
biomass,
root
morphology
and
anatomy,
hormonal
changes,
osmotic
regulation.
T.
harzianum
significantly
enhanced
plant
biomass
accumulation,
system
development,
physiological
attributes
such
as
photosynthetic
pigment
levels
antioxidant
enzyme
activity.
In
contrast,
nicotianae
negatively
impacted
these
parameters,
inhibiting
growth
function.
Notably,
increased
proline
content
induced
resistance
mechanisms,
mitigating
stress
promoting
overall
health.
These
findings
highlight
potential
sustainable
solution
for
managing
while
improving
crop
productivity.
Summary
The
assembly
of
the
rhizosphere
microbiome
determines
its
functionality
for
plant
fitness.
Although
interactions
between
arbuscular
mycorrhizal
fungi
(AMF)
and
growth‐promoting
rhizobacteria
(PGPR)
play
important
roles
in
growth
disease
resistance,
research
on
division
labor
among
members
symbionts
formed
plants,
AMF,
PGPR,
as
well
flow
carbon
sources,
is
still
insufficient.
To
address
above
questions,
we
used
soybean
(
Glycine
max
),
Funneliformis
mosseae
,
Pseudomonas
putida
KT2440
subjects
to
establish
rhizobiont
elucidate
signal
exchange
these
components.
can
attract
P.
by
secreting
cysteine
a
signaling
molecule
promote
colonization
rhizosphere.
Colonized
stimulate
l
‐tryptophan
secretion
host
lead
upregulation
genes
involved
converting
methyl‐indole‐3‐acetic
acid
(Me‐IAA)
into
IAA
response
stimulation.
Collectively,
decipher
tripartite
mechanism
microbial
community
via
cross‐kingdom
interactions.
