Forests,
Год журнала:
2024,
Номер
15(8), С. 1376 - 1376
Опубликована: Авг. 6, 2024
Not
enough
research
has
been
conducted
on
the
mechanisms
influencing
stability
of
soil
aggregates
in
coastal
saline–alkaline
and
dynamic
changes
succession
process
brought
by
longer
planting
times.
In
this
study,
aggregate
composition,
stability,
factors
0–20
cm,
20–40
40–60
cm
layers
different
time
stages
were
analyzed
reclaimed
land
at
initial
stage
afforestation
Taxodium
hybrid
‘Zhongshanshan’
plantation
with
times
6,
10,
17,
21
years.
The
results
show
that,
increase
time,
increased
significantly.
layer,
geometric
mean
diameter
(GMD)
size
>0.25
mm
(R0.25)
81.15%
89.80%,
respectively,
when
was
years,
compared
land.
structural
equation
(SEM)
showed
that
had
a
direct
positive
effect
(path
coefficient
0.315)
stability.
However,
sucrase
(0.407)
β-glucosidase
(0.229)
indirectly
improved
affecting
organic
carbon.
summary,
establishment
plants
saline–alkali
is
beneficial
for
stabilizing
aggregates,
improving
structure,
boosting
quality.
Long-term
can
be
an
effective
measure
ecological
restoration
region.
Agriculture,
Год журнала:
2024,
Номер
14(3), С. 480 - 480
Опубликована: Март 16, 2024
As
the
main
organic
materials,
straw
and
manure
play
a
critical
role
in
soil
carbon
(SOC)
sequestration
crop
yield
China.
This
meta-analysis
evaluated
impact
of
amendments,
both
individually
combined,
on
yield,
SOC,
nutrients
China
by
collecting
173
studies.
The
findings
this
study
revealed
that
return
application
increased
yields
14.4%
70.4%,
respectively,
overall.
Combined
gained
better
improvement
effect
than
alone
but
was
less
effective
alone.
Regarding
results,
rice
3000–6000
kg
ha−1
returning
quantity
improved
available
phosphorus
(AP),
potassium
(AK),
total
nitrogen
(TN)
most;
regarding
form,
incorporated
into
biochar
SOC
more,
respectively;
<5
years
≥5
treatment
TN
respectively.
application,
pig
chicken
50–80%
substitution
ratio
10–20
duration
were
best
for
improving
AP,
AK,
TN.
highlights
importance
optimal
amendment
through
or
applications
to
achieve
win–win
between
fertility
under
requirement
sustainable
agriculture.
Agronomy,
Год журнала:
2024,
Номер
14(10), С. 2400 - 2400
Опубликована: Окт. 17, 2024
While
numerous
studies
have
examined
the
effects
of
direct
and
carbonized
straw
return
on
soil
fertility,
most
focus
short-term
impacts.
Long-term
research
is
needed
to
understand
how
these
practices
affect
fertility
organic
carbon
transformation,
providing
guidance
for
use
biochar
in
agriculture.
This
study
long-term
corn
(CS),
(BIO),
biochar-based
fertilizer
(BF)
applied
over
5,
10,
15
years
aggregates,
carbon,
humus
composition
a
peanut
field
microplot
experiment.
Using
pig
manure
compost
(PMC)
as
control,
we
assessed
water-stable
aggregate
distribution,
content
carbon’s
infrared
spectral
characteristics.
The
goal
was
different
utilization
methods
impact
retention
sustainable
agricultural
practices.
results
showed
that
(BIO)
had
significantly
better
effect
increasing
proportion
stability
large
aggregates
compared
(CS)
(BF).
After
ten
continuous
fertilization,
soils
treated
with
BIO
higher
than
CS.
fifteen
BF
similar
CS
treatment.
Additionally,
primarily
accumulated
2–0.25
mm
(SMA),
treatment
improved
quality
humus.
FTIR
spectra
indicated
application
increased
aromatic
soil,
enhancing
carbon.
returns
stability,
quality,
contributing
sequestration.
Fertilization
duration
directly
indirectly
regulated
formation
through
its
while
materials
influenced
indirectly.
Applied Sciences,
Год журнала:
2025,
Номер
15(9), С. 4638 - 4638
Опубликована: Апрель 22, 2025
In
western
Jilin
Province,
China,
the
presence
of
soda
saline–alkali
soil
poses
a
significant
threat
to
raising
rice
seedlings
due
its
harsh
properties.
The
scarcity
suitable
seedling-raising
resources
has
become
increasingly
pronounced.
A
short-term
soil-improvement
experiment
was
conducted
using
original
sourced
from
rice-growing
region
followed
by
rice-seedling-raising
test
in
improved
identify
an
effective
strategy.
Four
distinct
treatments
were
established:
no
amendment
(JCK);
gypsum
and
straw
(JCW);
gypsum,
straw,
sulfuric
acid
(JCWH);
chemical
fertilizer
(JCWF).
effects
these
on
physicochemical
properties
(pH,
electrical
conductivity,
exchangeable
sodium,
total
alkalinity)
evaluated,
as
well
organic
carbon
(SOC)
components
including
humic
(HAC),
fulvic
(FAC).
results
indicated
that,
compared
control
group,
all
effectively
reduced
average
pH
0.53
0.79
units
decreased
sodium
56.7%
74.8%.
Furthermore,
SOC,
HAC,
FAC
increased
48.3%,
89.4%,
56.0%,
respectively.
Among
treatments,
JCWH
proved
be
most
effective.
After
two
years
improvement,
JCWH-treated
exhibited
highest
dry
weight
plant
height,
surpassing
those
grown
farmer’s
soil.
scheme
utilizing
for
rice-seedling
raising,
following
improvement
treatment
with
corn
(JCWH),
provides
technical
support
solution
issue
faced
seedling
farmers
regions.
