Agronomy,
Journal Year:
2024,
Volume and Issue:
14(12), P. 3006 - 3006
Published: Dec. 17, 2024
Mycorrhizal
inoculants
can
contribute
to
the
development
of
corn
crops
by
improving
crop
productivity.
In
this
sense,
objective
study
was
evaluate
effects
a
mycorrhizal
inoculant
on
dynamics
root
system
growth,
gas
exchange,
productivity,
and
microbial
activity
in
rhizospheric
soil
no-till
area
with
different
levels
available
phosphorus.
The
experiment
conducted
during
2019/2020
2020/2021
growing
seasons.
At
75
days
after
plant
emergence,
morphological
parameters
(total
length
(cm),
average
diameter
(mm),
surface
(cm2),
volume),
shoot
biomass
production,
P
content
shoots,
microbiological
attributes
were
evaluated.
end
cycle,
grain
yield
determined.
A
beneficial
effect
AMF
inoculation
observed
regardless
level.
Under
conditions
evenly
distributed
rainfall
(2019/2020
season),
contributed
90%
increase
acid
phosphatase
76%
carbon
(C-BIO),
independent
contrast,
under
water
deficit
(2020/2021
provided
29%
yield.
We
concluded
that
introducing
commercial
benefits
physiological
traits,
favors
enzymes
related
increased
availability,
contributing
productivity
system.
Plants,
Journal Year:
2025,
Volume and Issue:
14(5), P. 751 - 751
Published: March 1, 2025
Drought
stress
threatens
agriculture
and
food
security,
significantly
impacting
soybean
yield
physiology.
Despite
the
documented
role
of
nanosilica
(n-SiO2)
in
enhancing
crop
resilience,
its
full
growth-cycle
effects
on
soybeans
under
drought
remain
elusive.
This
study
aimed
to
evaluate
efficacy
n-SiO2
at
a
concentration
100
mg
kg−1
soil
medium
for
tolerance
through
life-cycle
assessment
greenhouse
setup.
To
elucidate
mechanisms
action,
key
physiological,
biochemical,
parameters
were
systematically
measured.
The
results
demonstrated
that
increased
silicon
content
shoots
roots,
restored
osmotic
balance
by
reducing
Na+/K+
ratio
40%,
alleviated
proline
accumulation
35%
compared
control,
thereby
mitigating
stress.
Enzyme
activities
related
nitrogen
metabolism,
including
nitrate
reductase
(NR)
glutamine
synthetase
(GS),
improved
25–30%
treatment
control.
Additionally,
antioxidant
activity,
superoxide
dismutase
(SOD)
levels,
15%,
while
oxidative
markers
such
as
hydrogen
peroxide
(H2O2)
malondialdehyde
(MDA)
decreased
20–25%
Furthermore,
components
enhanced,
with
pod
number
grain
weight
increasing
15%
20%,
respectively,
untreated
plants
conditions.
These
findings
suggest
effectively
enhances
resilience
reinforcing
physiological
metabolic
processes
critical
growth
yield.
underscores
potential
sustainable
amendment
support
productivity
drought-prone
environments,
contributing
more
resilient
agricultural
systems
amidst
climate
variability.
Future
research
should
focus
conducting
large-scale
field
trials
effectiveness
cost-efficiency
applications
diverse
environmental
conditions
assess
practical
viability
agriculture.
Scientific Reports,
Journal Year:
2025,
Volume and Issue:
15(1)
Published: March 15, 2025
Agricultural
waste
(AW)
presents
significant
environmental
challenges
if
not
effectively
managed.
Recycling
AW
as
bio-organic
fertilizers
(BIOs)
offers
a
sustainable
solution,
improving
soil
health,
reducing
dependence
on
chemical
fertilizers,
and
stimulating
crop
growth.
This
study
investigated
the
effectiveness
of
BIOs
generated
from
composted
with
plant
growth-promoting
rhizobacteria
(PGPR),
including
Enterobacter
sp.
R24,
Bacillus
tequilensis
P8,
Pseudomonas
azotoformans
S81.
produced
peanut
shell,
rice
straw,
duckweed,
bran
were
applied
to
seedlings
under
normal
saline
(85
mM
NaCl)
conditions.
The
results
revealed
that
PGPR-fermented
utilized
for
only
15–30
days
significantly
improved
seed
germination
root
length.
BIO-duckweed
BIO-peanut
proved
high
in
nitrogen,
phosphate,
potassium
content,
thereby
increasing
total
biomass
by
188%
85%,
respectively.
In
non-saline
soil,
shell
outperformed
promoting
growth
chlorophyll
content.
Additionally,
BIO-rice
straw
gave
58%
reduction
proline
levels
conditions,
indicating
stress
capacity.
treatments
demonstrated
improvements
both
nutrient
availability
microbial
diversity.
Specifically,
increased
phosphate
143.26%,
13.80%
over
control
7.23%,
30.69%
treatment,
denaturing
gradient
gel
electrophoresis
(DGGE)
analysis
further
noticeable
increase
diversity
soils
treated
BIOs,
which
was
absent
untreated
soil.
Indeed,
promoted
development
five
distinct
bacterial
genera
condition,
underscoring
BIOs'
ability
enhance
community
structure.
highlights
potential
combined
PGPRs
extreme
salt
stress.
alternative
enhances
health
availability,
diversity,
beneficial
microbes,
ultimately
long-term
resilience
fertility.
Botanical studies,
Journal Year:
2025,
Volume and Issue:
66(1)
Published: March 17, 2025
Abstract
Background
Drought
stress
is
a
catastrophic
abiotic
stressor
that
impedes
the
worldwide
output
of
commodities
and
development
plants.
The
Utilizing
biological
antioxidant
stimulators,
Arbuscular
mycorrhizal
fungi
(AMF)
are
one
example
increased
plants'
ability
to
withstand
effects
drought.
symbiotic
response
soybean
(
Glycine
max
L.)
AMF
inoculation
was
assessed
in
experiment
presented
herewith
at
different
watering
regimes
(field
capacity
25,
50,
90%).
vegetative,
physio-biochemical
traits,
regulation
genes
involved
polyamine
synthesis
G.
plants
were
evaluated.
Results
results
obtained
suggested
has
an
advantage
over
non-inoculated
terms
their
growth
all
criteria,
which
responded
drought
by
showing
slower
development.
It
evident
gas
exchange
parameters
plant
substantially
reduced
36.79
(photosynthetic
rate;
A
),
60.59
(transpiration
E
53.50%
(stomatal
conductance
gs
respectively,
under
severe
comparison
control;
non-stressed
treatment.
However,
resulted
40.87,
29.89,
33.65%
increase
,
levels,
extremely
drought-stressful
circumstances,
when
contrast
non-AMF
grown
well-watered
conditions.
level
inversely
proportional
colonization.
total
capacity,
protein,
proline
contents
enhanced
inoculation,
while
malondialdehyde
hydrogen
peroxide
decreased.
Polyamine
biosynthesis
expression;
Ornithine
decarboxylase
(ODC2),
Spermidine
synthase
(SPDS)
Spermine
(SpS)
upregulated
even
higher
AMF’s
mild
inoculated
plants’
shoots.
This
implies
plays
apart
survival
stressed
membranes
damage
limiting
excessive
production
oxidative
generators;
ROS.
Conclusions
In
summary,
present
investigation
demonstrates
may
be
supportable
environmentally
advantageous
method
for
improving
growth,
incident
limited
water
availability.
Antioxidants,
Journal Year:
2025,
Volume and Issue:
14(4), P. 383 - 383
Published: March 25, 2025
Mulberry
(Morus
alba
L.),
a
species
of
significant
ecological
and
economic
importance,
is
widely
cultivated
for
sericulture,
soil
conservation,
environmental
restoration.
Despite
its
remarkable
resilience
to
stresses,
the
combined
impact
elevated
CO2
(eCO2)
drought
stress
on
aboveground–root–soil
interactions
remains
poorly
understood,
particularly
in
context
global
climate
change.
Here,
we
investigated
effects
eCO2
physiological
leaf
root
indicators,
nutrient
absorption
allocation,
properties
mulberry
seedlings.
seedlings
were
grown
environmentally
auto-controlled
growth
chambers
under
ambient
(420/470
ppm,
day/night)
or
(710/760
ppm)
well-watered
(75–85%
relative
water
content,
RWC),
moderate-drought
(55–65%
severe-drought
(35–45%
RWC)
conditions.
Results
showed
that
both
above-
below-ground
plant
biomass
production
significantly
promoted
by
eCO2,
36%
15%
severe
drought,
respectively.
This
could
be
attributed
several
factors.
Firstly,
improved
photosynthesis
25–37%
use
efficiency
104–163%
stresses
while
reducing
negative
effective
quantum
yield
PSII
photochemistry
photochemical
quenching
coefficient.
Secondly,
decreased
proline
accumulation
increasing
soluble
sugar
contents,
as
well
peroxidase
superoxide
dismutase
activities,
leaves
roots
stress.
Lastly,
sucrase,
urease,
phosphatase
nitrogen,
phosphorus
potassium
uptake
facilitating
their
allocation
into
These
findings
demonstrate
enhanced
tolerance
plants
through
improvements
photosystem
II
efficiency,
antioxidative
defense
capacity,
providing
critical
insights
sustainable
plantation
management
future
change
scenarios.
