Plants,
Journal Year:
2025,
Volume and Issue:
14(4), P. 556 - 556
Published: Feb. 11, 2025
Salt
stress
has
become
a
major
limiting
factor
of
rice
(Oryza
sativa
L.)
yield
worldwide.
Appropriate
nitrogen
application
contributes
to
improvement
in
the
salt
tolerance
rice.
Here,
we
show
that
nitrogen-use
efficiency
increases
Rice
varieties
with
different
efficiencies
were
subjected
stress;
they
stimulated
50,
100,
and
150
mmol/L
NaCl
solution
at
seedling
stage
salinities
0.2,
0.4%,
0.6%
reproductive
growth
stage.
Compared
nitrogen-inefficient
varieties,
nitrogen-efficient
showed
significant
expression
levels
nitrogen-use-efficiency-related
genes
(TOND1
OsNPF6.1),
content
(5.1-12.1%),
enzyme
activities
(11.7-36.4%)
when
under
conditions.
The
better
adaptation
stress,
as
shown
by
decrease
leaf-withering
rate
(4.7-10.3%),
higher
chlorophyll
(3.8-9.7%)
water
contents
(1.1-9.2%),
root
status
(7.3-9.1%)
found
seedlings
Analysis
physiological
indexes
revealed
accumulated
osmotic
adjustment
substances
(9.7-79.9%),
lower
ROS
(23.1-190.8%)
Na+
(15.9-97.5%)
contents,
stress-related
Furthermore,
salt-induced
1000-grain
weight
(2.1-6.2%),
harvest
index
(1.4-4.9%),
grain
(2.8-4.1%)
salinized
soil.
Conversely,
metabolism
statuses
severe
Our
results
suggest
could
improve
transport
efficiency;
accordingly,
their
use
can
gene
network,
alleviating
damage
improving
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
16
Published: Feb. 28, 2025
Soil
salinity
is
a
significant
environmental
challenge
that
threatens
plant
growth
and
development,
adversely
affecting
global
food
crop
production.
This
underscores
the
critical
need
to
elucidate
molecular
mechanisms
underlying
salt
tolerance,
which
has
profound
implications
for
agricultural
advancement.
Recent
progress
in
tolerance
greatly
improved
our
understanding
of
responses
stress
precision
design
breeding
as
an
effective
strategy
developing
new
salt-tolerant
varieties.
review
focuses
on
model
species
Arabidopsis
thaliana
important
crops,
namely,
wheat
(
Triticum
aestivum
),
maize
Zea
mays
rice
Oryza
sativa
).
It
summarizes
current
knowledge
emphasizing
key
aspects
such
perception
response
stress,
Na
+
transport,
compartmentalization
clearance,
changes
reactive
oxygen
induced
by
regulation
stem
cell
development
under
conditions.
The
might
provide
valuable
information
adaptation
stress.
