Dioecious
plants
are
significant
to
the
continuation
of
population.
gender-specific
morphological
and
physiological
responses
have
been
demonstrated
under
single
environmental
stress,
while
little
is
known
about
combined
stress
responses.
Salix
a
typical
dioecious
plant,
which
helpful
improve
environment
degraded
ecosystems
maintain
ecological
balance
ecologically
fragile
areas.
We
used
variegata
Franch.
as
research
object
investigate
sexually
high
temperature,
drought,
temperature-drought
stress.
Results
showed
all
stresses
significantly
inhibit
growth
S.variegata.
An
decrease
in
photosynthetic
capacity
(photosynthetic
parameters,
chlorophyll
pigment)
S.variegata
temperatures
drought
stresses.
Compared
with
high-temperature
or
more
inhibition
was
found
high-temperature-drought
Moreover,
females
better
both
performance
than
males.
However,
compared
males,
damage
degree
membrane
structure
slightly
higher
Furthermore,
we
that
non-structural
carbohydrates
different
organs
roots,
an
increase
shown
stems
leaves
environment.
In
summary,
our
study
inhibited,
but
resistance
may
be
mainly
related
sex-responses
carbohydrates.
Global Change Biology,
Journal Year:
2024,
Volume and Issue:
30(2)
Published: Feb. 1, 2024
Males
and
females
of
dioecious
plants
have
sex-specific
adaptations
to
diverse
habitats.
The
effects
inter-
intrasexual
interactions
in
poplar
plantations
on
composition,
structure,
function
soil
microbiota
not
been
explored
degraded
areas.
We
conducted
a
series
greenhouse
field
experiments
investigate
how
belowground
competition,
microbial
communities,
seasonal
variation
nitrogen
content
differ
among
female,
male,
mixed-sex
Populus
cathayana
plantations.
In
the
experiment,
female
neighbors
suppressed
growth
males
under
optimal
conditions.
However,
male
enhanced
stable
isotope
ratio
(δ
Plants,
Journal Year:
2025,
Volume and Issue:
14(8), P. 1261 - 1261
Published: April 21, 2025
Human
activities
have
increased
the
imbalance
in
atmospheric
N
and
P
deposition,
which
changes
soil
nutrient
availability
subsequently
affects
structure
function
of
terrestrial
ecosystems.
Dioecious
plants
are
important
parts
ecosystems
characterized
by
sex-related
differences
their
response
to
external
environment
always
exhibit
a
skewed
sex
ratio,
makes
them
more
vulnerable
climate
change
increases
risk
extinction.
However,
little
attention
has
been
paid
effects
unbalanced
deposition
on
these
plants,
especially
defense
traits.
In
this
study,
we
used
dioecious
Populus
cathayana
investigate
influence
gradient
correlation
between
growth
The
results
showed
that
although
different
rates
enhanced
biomass
accumulation
both
sexes
varying
degrees,
most
substantial
increment
was
noted
under
lower-nitrogen
higher-phosphorus
(LNHP)
treatment
regimen,
with
females
showing
an
approximately
112%
increase
males
47%
total
biomass.
levels
simulated
adopt
distinct
strategies
for
allocation.
Although
declines
root
were
observed
as
increased,
decrement
marked
males;
LNHP
treatment,
it
dropped
about
11%,
while
high-nitrogen
high-phosphorus
(HNHP)
decrease
35%.
Conversely,
demonstrated
heightened
propensity
allocate
towards
leaf
development.
Furthermore,
increasing
there
general
reduction
concentrations
physical
chemical
substances
within
leaves
sexes.
Nonetheless,
correlations
substances,
element
content,
non-structural
carbohydrate
(NSC)
dry
pronounced
males,
suggesting
greater
sensitivity
substance
responses
than
females.
Overall,
indicate
is
sexual
dimorphism
male
female
P.
they
provide
technical
theoretical
basis
predicting
population
dynamics
maintaining
stability
poplar
populations,
constructing
high-productivity
plantations
globally
future.
