Journal of Ecology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 25, 2025
Abstract
Trait‐based
approaches
provide
a
useful
framework
for
characterising
plant
strategies
and
predicting
performance.
However,
these
have
mainly
been
based
on
species
trait
means,
thus
ignoring
the
important
role
of
intraspecific
variation.
We
measured
suite
leaf
absorptive
root
traits
individuals
Fraxinus
mandshurica
in
temperate
forest
to
explore
patterns
drivers
variation
evaluate
trait–performance
relationships.
Principal
component
analyses
revealed
multiple
ecological
plants,
via
traits.
found
multidimensional
covariation
both
at
level.
no
relationship
between
dimensions.
Root
dimensions
were
influenced
by
environmental
conditions,
whereas
tree
size.
Absorptive
are
better
predictors
performance
than
also
that
varied
with
Synthesis
.
Overall,
our
study
emphasises
necessity
pay
attention
correlation
contributes
comprehensive
understanding
how
plants
respond
abiotic
biotic
drivers.
Additionally,
we
highlight
need
combine
above‐
below‐ground
improve
predictions
hence
dynamics
ecosystem
functions.
Animals,
Journal Year:
2025,
Volume and Issue:
15(4), P. 495 - 495
Published: Feb. 10, 2025
In
recent
decades,
dams
worldwide
are
increasingly
constructed
in
a
row
along
single
river
or
basin,
thus
forming
reservoir
cascades,
and
turn
producing
cumulative
ecological
effects
these
areas.
The
use
of
multimetric
indices
(MMI)
based
on
fish
assemblages
to
assess
the
health
status
rivers
lakes
has
also
been
extensively
developed.
However,
date,
there
no
studies
that
employ
MMI
for
identification
cascades.
aim
this
study
was
develop
new
Fish-based
Index
Biotic
Integrity
(F-IBI)
can
effectively
identify
cascades
two
important
habitats
(the
free-flowing
reach
between
reservoirs
transition
zone
reservoir).
Fish
from
12
sites
were
sampled
cascade
Xijiang
River,
China.
First,
through
screening
redundancy,
precision,
responsiveness
candidate
metrics,
F-IBI
trait
information
species
composition
developed
estimate
all
sites.
scores
exhibited
an
obviously
downward
trend
upstream
downstream
cascade,
zones
displayed
significantly
lower
than
reaches
reservoirs.
Secondly,
using
Random
Forest
models,
it
shown
assemblages.
Furthermore,
we
demonstrated
metric-specific
responses
different
stressors,
particularly
multiple
which
showed
following:
(1)
index
system
model
superimposed
power
stations
integrity
changes,
with
time
effect
GDP
segments
playing
key
role;
(2)
To
protect
resources
main
stream
where
priority
should
be
given
habitat
natural
flowing
sections
At
same
time,
environmental
regulatory
policies
formulated
accordingly
human
development
each
section.
Journal of Ecology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 25, 2025
Abstract
Trait‐based
approaches
provide
a
useful
framework
for
characterising
plant
strategies
and
predicting
performance.
However,
these
have
mainly
been
based
on
species
trait
means,
thus
ignoring
the
important
role
of
intraspecific
variation.
We
measured
suite
leaf
absorptive
root
traits
individuals
Fraxinus
mandshurica
in
temperate
forest
to
explore
patterns
drivers
variation
evaluate
trait–performance
relationships.
Principal
component
analyses
revealed
multiple
ecological
plants,
via
traits.
found
multidimensional
covariation
both
at
level.
no
relationship
between
dimensions.
Root
dimensions
were
influenced
by
environmental
conditions,
whereas
tree
size.
Absorptive
are
better
predictors
performance
than
also
that
varied
with
Synthesis
.
Overall,
our
study
emphasises
necessity
pay
attention
correlation
contributes
comprehensive
understanding
how
plants
respond
abiotic
biotic
drivers.
Additionally,
we
highlight
need
combine
above‐
below‐ground
improve
predictions
hence
dynamics
ecosystem
functions.
