Frontiers in Plant Science,
Год журнала:
2023,
Номер
14
Опубликована: Окт. 12, 2023
The
variation
of
organic
carbon
content
in
spoil
heaps
is
closely
related
to
improving
soil
structure,
maintaining
fertility,
and
regulating
cycling
balance.
Analyzing
the
driving
factors
during
natural
vegetation
restoration
process
great
significance
for
promoting
accumulation
heaps.we
selected
with
same
number
years
research
variations
components
under
different
types
(grassland:
GL,
shrubland:
SL,
secondary
forest:
SF)
compared
results
those
on
bare
land
(BL).Our
showed
that
type
depth
significantly
affect
components.
There
was
no
difference
between
SF
but
both
were
considerably
superior
GL
BL
(p<0.05),
particulate
(POC)
light
fraction
(LFOC)
contents
SL
highest.
A
significant
positive
linear
correlation
existed
SOC
active
Pearson's
redundancy
analysis
available
potassium
(AK)
total
nitrogen
(TN)
gravel
(GC)
impacted
carbon.
When
present,
TN,
phosphorus
(TP),
Fine
root
biomass
(FRB)
Structural
equation
modelling
(SEM)
shows
AK
moisture
(SMC)
directly
composition
BL,
there
cover,
fine
had
largest
effect
SEM.
Soil
bulk
density
(BD)
has
a
negative
impact
carbon,
especially
presence
vegetation.These
findings
suggest
can
increase
content,
FRB,
AK,
TN
play
important
roles
enhancing
Supplementation
should
be
considered
stage,
shrubs
nitrogen-fixing
functions
well-developed
roots
are
more
beneficial
Nature Communications,
Год журнала:
2020,
Номер
11(1)
Опубликована: Окт. 27, 2020
Abstract
Sustainable
soil
carbon
sequestration
practices
need
to
be
rapidly
scaled
up
and
implemented
contribute
climate
change
mitigation.
We
highlight
that
the
major
potential
for
is
in
cropland
soils,
especially
those
with
large
yield
gaps
and/or
historic
organic
losses.
The
implementation
of
measures
requires
a
diverse
set
options,
each
adapted
local
conditions
management
opportunities,
accounting
site-specific
trade-offs.
propose
establishment
information
system
containing
localised
on
group,
degradation
status,
crop
gap,
associated
carbon-sequestration
potentials,
as
well
provision
incentives
policies
translate
options
into
region-
soil-specific
practices.
Nature Communications,
Год журнала:
2023,
Номер
14(1)
Опубликована: Июнь 15, 2023
Much
research
focuses
on
increasing
carbon
storage
in
mineral-associated
organic
matter
(MAOM),
which
may
persist
for
centuries
to
millennia.
However,
MAOM-targeted
management
is
insufficient
because
the
formation
pathways
of
persistent
soil
are
diverse
and
vary
with
environmental
conditions.
Effective
must
also
consider
particulate
(POM).
In
many
soils,
there
potential
enlarging
POM
pools,
can
over
long
time
scales,
be
a
direct
precursor
MAOM.
We
present
framework
context-dependent
strategies
that
recognizes
soils
as
complex
systems
conditions
constrain
MAOM
formation.
Functional Ecology,
Год журнала:
2022,
Номер
36(6), С. 1396 - 1410
Опубликована: Фев. 3, 2022
Abstract
Microbial
necromass
is
a
large,
dynamic
and
persistent
component
of
soil
organic
carbon,
the
dominant
terrestrial
carbon
pool.
Quantification
stocks
its
susceptibility
to
global
change
becoming
standard
practice
in
research.
However,
typical
proxies
used
for
do
not
reveal
nature
flows
transformations
within
that
ultimately
determine
persistence.
In
this
review,
we
define
deconstruct
four
stages
continuum:
production,
recycling,
stabilization
destabilization.
Current
understanding
dynamics
described
each
continuum
stage.
We
highlight
recent
advances,
methodological
limitations
knowledge
gaps
which
need
be
addressed
pool
sizes
transformations.
discuss
controls
on
process
rates
aspects
microscale
structure
including
biofilms
food
web
interactions.
The
relative
importance
stage
then
compared
contrasting
ecosystems
climate
drivers.
From
perspective
continuum,
draw
three
conclusions
inform
future
First,
persistence
are
more
clearly
defined
when
viewed
through
lens
continuum;
second,
destabilization
least
understood
with
recycling
also
poorly
evidenced
outside
few
ecosystems;
third,
response
unresolved
most
ecosystems.
Future
mechanistic
research
focused
role
biotic
abiotic
determining
organo–mineral
organo–organo
interactions
can
different
scenarios.
Our
review
demonstrates
deconstructing
key
predicting
vulnerability
changing
world.
Read
free
Plain
Language
Summary
article
Journal
blog.
Global Change Biology,
Год журнала:
2023,
Номер
30(1)
Опубликована: Дек. 12, 2023
Abstract
Redesigning
agrosystems
to
include
more
ecological
regulations
can
help
feed
a
growing
human
population,
preserve
soils
for
future
productivity,
limit
dependency
on
synthetic
fertilizers,
and
reduce
agriculture
contribution
global
changes
such
as
eutrophication
warming.
However,
guidelines
redesigning
cropping
systems
from
natural
make
them
sustainable
remain
limited.
Synthetizing
the
knowledge
biogeochemical
cycles
in
ecosystems,
we
outline
four
that
synchronize
supply
of
soluble
nutrients
by
soil
biota
with
fluctuating
nutrient
demand
plants.
This
synchrony
limits
deficiencies
excesses
nutrients,
which
usually
penalize
both
production
regulating
services
retention
carbon
storage.
In
outlined,
emerges
plant–soil
plant–plant
interactions,
eco‐physiological
processes,
physicochemical
dynamics
various
reservoirs,
including
organic
matter,
minerals,
atmosphere,
common
market.
We
discuss
relative
importance
these
depending
pedoclimatic
context
functional
diversity
plants
microbes.
offer
ideas
about
how
could
be
stimulated
within
improve
their
sustainability.
A
review
latest
advances
agronomy
shows
some
practices
suggested
promote
(e.g.,
reduced
tillage,
rotation
perennial
plant
cover,
crop
diversification)
have
already
been
tested
shown
effective
reducing
losses,
fertilizer
use,
N
2
O
emissions
and/or
improving
biomass
Our
framework
also
highlights
new
management
strategies
defines
conditions
success
nature‐based
allowing
site‐specific
modifications.
synthetized
should
practitioners
long‐term
productivity
while
negative
impact
environment
climate.
Global Change Biology,
Год журнала:
2022,
Номер
28(16), С. 4775 - 4782
Опубликована: Май 11, 2022
Microbial
necromass
is
a
central
component
of
soil
organic
matter
(SOM),
whose
management
may
be
essential
in
mitigating
atmospheric
CO2
concentrations
and
climate
change.
Current
consensus
regards
the
magnitude
microbial
production
to
heavily
dependent
on
carbon
use
efficiency
microorganisms,
which
strongly
influenced
by
quality
inputs
these
organisms
feed
on.
However,
recent
concepts
neglect
agents
relevant
many
soils:
earthworms.
We
argue
that
activity
earthworms
accelerates
formation
stabilized
aggregates
organo-mineral
associations
reduces
relevance
pre-existing
this
process.
Earthworms
achieve
through
creation
transient
hotspots
(casts)
characterized
elevated
contents
bioavailable
substrate
efficient
build-up
quick
turnover
biomass,
thus
converting
SOM
not
mineralized
process
into
state
more
resistant
against
external
disturbances,
such
as
Promoting
abundance
may,
therefore,
considered
strategies
aim
accelerate
wide
locations
commonly
formation.
