Agronomy,
Journal Year:
2023,
Volume and Issue:
13(10), P. 2657 - 2657
Published: Oct. 22, 2023
Dominant
species
play
a
principal
role
in
controlling
and
maintaining
ecosystem
stability.
Stipa
breviflora
is
the
dominant
desert
steppe.
Changes
stability
of
plant
population
will
further
affect
broader
habitat,
such
as
In
steppe
ecosystem,
it
not
clear
what
level
grazing
intensity
best
for
improving
tolerance
vegetation.
And,
study
this
question
should
involve
multi-dimensional,
comprehensive
analysis.
This
utilize
variance
analysis,
stability,
trade-off
index
to
S.
breviflora,
Inner
Mongolia,
its
performance
under
four
intensities
(control,
CK,
0
sheep·ha−1·half
year−1;
light
grazing,
LG,
0.93
moderate
MG,
1.82
heavy
HG,
2.71
year−1)
over
six
scales
(5
cm
×
5
cm;
10
20
25
50
100
cm).
The
characteristics
were
explored.
results
showed
that
response
breviflora’s
was
multidimensional.
Heavy
reduced
breviflora.
Across
different
dimensions,
base
coverage
first
metrics
destabilize,
followed
by
projection
coverage,
density,
height.
also
affected
trade-offs
across
dimensions.
general,
degree
decreased
increased,
increased
scale
increased.
Journal of Applied Ecology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: March 7, 2025
Abstract
The
presence
of
shrubs
improves
ecosystem
multifunctionality
within
their
patches,
an
effect
termed
the
‘multifunctional
island’
effect.
However,
mechanisms
underlying
and
response
to
grazing
are
unclear.
This
study
investigated
how
regulates
these
effects
through
a
field
experiment
conducted
on
three
paired
grazed
ungrazed
sites
shrub‐encroached
grasslands
in
Inner
Mongolia,
China.
analysis
included
14
functional
variables
related
plant
productivity
soil
carbon,
nitrogen
phosphorus
cycling.
results
indicated
that
significantly
improved
multifunctionality,
thus
creating
pronounced
varied
with
conditions
was
more
under
scenarios.
Structural
equation
modelling
directly
increased
shrub
indirectly
enhanced
it
changes
bacterial
β
diversity,
51%
variance
being
explained.
Copiotrophic
bacteria,
notably
Alphaproteobacteria
,
Gammaproteobacteria
Actinobacteria
known
for
accelerating
nutrient
cycling,
played
pivotal
role
mediating
this
Synthesis
applications
.
Collectively,
our
provides
robust
evidence
intensifies
relative
advantage
advances
understanding
impact
spatial
variation
biogeochemical
cycling
grasslands.
Journal of Applied Ecology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 4, 2025
Abstract
Research
Highlight
Discussing:
Li,
L.,
Liu,
J.,
Luo,
Y.,
Sun,
Zhang,
Wang,
T.,
Zhu,
N.,
Bao,
Xu,
&
Yan,
Y.
(2025).
Grazing‐induced
enhancement
of
shrub
‘multifunctional
island’
effect
is
associated
with
altered
soil
bacterial
β
diversity
in
shrub‐encroached
grasslands.
Journal
Applied
Ecology
,
https://doi.org/10.1111/1365‐2664.70025
.
Increasing
the
intensity
encroachment
and
grazing
threatening
biodiversity
ecosystem
services
grasslands
worldwide.
Understanding
on
structure
function
crucial
for
grassland
conservation
restoration.
Recent
studies
have
begun
to
examine
influences
grazing,
singly
or
combination,
functions,
but
most
them
mainly
concentrated
individual
functional
variables
In
a
field
experiment
Inner
Mongolia,
Li
et
al.
(2025)
took
holistic
approach
assess
multifunctionality
under
durations
ranging
from
5
nearly
40
years.
They
found
that
presence
shrubs
substantially
enhanced
multifunctionality,
phenomenon
referred
as
effect.
Such
was
further
amplified
by
which
closely
linked
changes
diversity.
These
results
emphasize
role
microbiota
mediating
offering
possible
new
angle
restoration
regions.
