Global Ecology and Conservation,
Journal Year:
2024,
Volume and Issue:
54, P. e03175 - e03175
Published: Sept. 3, 2024
The
use
of
local
native
plant
species
for
ecological
restoration
and
rehabilitation
is
considered
an
important
strategy
nature-based
solutions.
To
achieve
this
goal,
the
key
work
to
understand
distribution
plants
their
limiting
factors.
Pittosporum
tobira
a
keystone
vegetation
community
in
subtropical
coastal
areas,
it
plays
essential
role
function
stability
buffer
zone.
aim
study
was
identify
factors
that
restrict
growth
P.
supratidal
We
investigated
development
at
three
field
sites,
Dongtou
Island
(DT),
Yuhuan
(YH),
Cangnan
County
(CN),
Zhejiang
Province,
China.
investigate
restricting
species,
we
sampled
soils
from
both
zone
habitat
Soils
showed
typical
characteristics
sodium
chloride-type
saline-alkali
soil,
soluble
salts
content
wide
fluctuations.
Some
severe
salinization.
soil
pH
contents
were
higher,
but
organic
matter
lower,
than
Among
wild
DT
had
lowest
nutrient
contents.
In
site,
150%
higher
50%
lower
those
YH
CN
sites.
Compared
with
growing
site
antioxidant
enzyme
activity,
osmotic
regulatory
substances
content,
malondialdehyde
leaves
roots.
These
results
suggest
are
affected
by
pH,
soil.
populations
studied
here,
population
most
tolerant
highly
saline
conditions
area,
has
potential
applications
landscape
Global Change Biology,
Journal Year:
2024,
Volume and Issue:
30(3)
Published: March 1, 2024
Abstract
Emerging
evidence
points
out
that
the
responses
of
soil
organic
carbon
(SOC)
to
nitrogen
(N)
addition
differ
along
profile,
highlighting
importance
synthesizing
results
from
different
layers.
Here,
using
a
global
meta‐analysis,
we
found
N
significantly
enhanced
topsoil
(0–30
cm)
SOC
by
3.7%
(±1.4%)
in
forests
and
grasslands.
In
contrast,
subsoil
(30–100
initially
increased
with
but
decreased
over
time.
The
model
selection
analysis
revealed
experimental
duration
vegetation
type
are
among
most
important
predictors
across
wide
range
climatic,
environmental,
edaphic
variables.
contrasting
indicate
considering
deep
layers,
particularly
for
long‐term
continuous
deposition.
Finally,
lack
depth‐dependent
modeling
frameworks
has
likely
resulted
overestimation
changes
storage
under
Forests,
Journal Year:
2025,
Volume and Issue:
16(3), P. 402 - 402
Published: Feb. 24, 2025
Global
warming
can
differentially
alter
ecosystem
carbon,
nitrogen,
and
phosphorus
dynamics,
regulating
the
balance
between
soil
substrate
supply
microbial
metabolic
demand.
However,
empirical
research
on
how
influences
resource
limitation
along
profile
remains
limited,
particularly
in
tropical–subtropical
regions.
Here,
we
investigated
vertical
variations
(0–60
cm
layers)
their
corresponding
responses
to
subtropical
forests
southern
China,
using
a
experiment
with
heating
cables
(+4
°C)
enzymatic
stoichiometry.
Alleviated
carbon
but
aggravated
nutrient
(nitrogen
phosphorus)
for
metabolism
was
observed
profiles,
regardless
of
treatment.
Among
different
depths,
mitigated
conditions
exacerbated
0–10
surface
layer,
had
no
significant
effect
below
20
depth.
Moreover,
nitrogen
were
primarily
regulated
by
moisture
fungal–bacterial
ratio
In
contrast,
changes
driven
under
ambient
conditions,
carbon–phosphorus
after
warming.
For
soil,
effects
mainly
explained
biomass
stoichiometry
ratio.
Overall,
diverse
entire
profile.
These
findings
provide
important
insights
accurately
predicting
biogeochemical
cycles
global
scenarios.
