Fertilizer
application
plays
an
important
role
in
agricultural
soil
organic
carbon
(SOC)
and
its
sustainable
management.
However,
comprehensive
studies
of
multiple
large-scale
experimental
sites
are
relatively
rare.
There
is
no
uniform
knowledge
the
laws
mechanisms
position
fertilizers
merchandising
procedure
sequestration
sink
enhancement
aggregates
cultivation
large
aggregates.
In
this
study,
extent
to
which
various
fertilization
treatments,
durations,
climate
conditions,
texture,
land-use
types
affected
(OC)
content
each
particle
size
aggregate
(>2,
2-0.25,
0.25-0.053,
0.053
mm)
was
quantified
using
a
meta-analysis
696
comparisons
from
36
publications
studies.
The
findings
demonstrated
that
fertilization,
particularly
with
replenishing
materials.,
enhanced
OC
contents
macroaggregate
clay&silt.
Long-term
increased
macroaggregates
(>0.25mm),
while
clay&silt
(<0.053mm)
reached
maximum
at
15.4
years
preferentially
saturation.
Organic
fertilizer
effectively
small
(2-0.25
microaggregates
(0.25-0.053
lower
temperatures
precipitation.
Compared
inorganic
combined
organic-inorganic
all
sizes
sandy
or
clay
loam,
but
decreased
microaggregate
silt
loam.
All
treatments
every
upland
soil,
mixed
reduced
(<0.053
paddy
field
soil.
conclusion,
advisable
for
accumulation
fields,
whilst
under
different
especially
drylands
light
textured
soils,
should
be
more
considered
input.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Март 18, 2024
Abstract
The
application
of
fertilizer
to
ensure
the
steady
improvement
crop
yield
has
become
main
means
agricultural
production.
However,
it
remains
be
determined
whether
fertilization
practices
with
different
combinations
nitrogen
(N),
phosphorus
(P),
potassium
(K),
and
organic
(O)
fertilizers
play
a
positive
role
in
sustainability
maize
soil
which
is
grown.
Therefore,this
meta-analysis
extracted
2663
data
points
from
76
studies
systematically
analyze
explore
effects
measures
on
yield,
nutrients,
water
content
use
efficiency
(WUE)
northern
China.
Articles
addressing
this
topic
showed
that
effectively
increased
nutrient
yield.
matter
(SOM)
by
2.36
(N)–55.38%
(NPO),
total
6.10
(N)–56.39%
available
17.12
(N)–474.74%
changed
−
2.90
(NP)–64.40%
(NPO).
Soil
moisture
3.59%
under
single
decreased
4.27–13.40%
other
treatments.
Compared
no
fertilization,
increase
fertilized
reached
11.65–220.42%.
NP,
NPK
NPKO
contributed
most
lithological,
black
fluvo-aquic
soils,
respectively.
varied
response
same
meteorological
factors.
WUE
9.51
160.72%.
In
conclusion,
rational
can
improve
combined
chemical
greatest
WUE.
Organic
alone
moisture.
Our
results
provide
theoretical
basis
for
improving
structure
cultivation
Soil Biology and Biochemistry,
Год журнала:
2024,
Номер
191, С. 109330 - 109330
Опубликована: Янв. 22, 2024
Organic
amendments
to
soil
often
enhance
organic
matter
(SOM)
decomposition,
also
referred
as
a
priming
effect
(PE).
However,
decomposition
of
the
amendment
itself
could
be
altered
when
mixed
in
soil,
with
important
consequences
for
net
carbon
(C)
balance
and
nutrient
cycling,
but
this
has
rarely
been
explored.
We
examined
gross
nitrogen
(N)
mineralisation
compost
(C:N
=
29)
SOM
12)
separately
mixed,
at
two
different
moisture
levels
(45
85%
water
holding
capacity)
42-day
laboratory
incubation
study.
As
observed
by
many
others,
addition
enhanced
(i.e.,
causing
PE)
both
levels.
In
contrast,
was
strongly
reduced
particularly
highest
level,
which
more
than
compensated
PE.
These
results
indicate
that
microbial
decomposer
community
had
greater
preference
decomposing
possibly
because
released
N
meeting
demand
N.
This
supported
higher
rates
end
period
compost-soil
mixtures
compared
what
would
expected
from
their
separate
components.
It
is
possible
mineral
adsorption
compounds
derived
caused
protection
against
compost,
thus
into
soil.
conclude
mixing
result
C
gains
having
separate,
under
moist
conditions.
IOP Conference Series Earth and Environmental Science,
Год журнала:
2025,
Номер
1482(1), С. 012019 - 012019
Опубликована: Апрель 1, 2025
Abstract
One
of
the
important
cereal
crops
in
world
is
sorghum.
It
produces
seeds
for
food
and
stems
that
can
be
squeezed
to
produce
sap
bioethanol,
rest
stem
pulp
used
animal
feed.
This
study
aims
evaluate
growth
response
brix
content
sorghum
after
applying
biochar
combined
with
cattle
manure.
The
field
trial
was
conducted
during
dry
season
commencing
from
April
July
2024
at
station
land
North
Lombok
Regency,
especially
Akar-Akar
Village,
Bayan
District.
experiment
set
up
using
a
Randomized
Block
Design
(RBD)
six
treatments
tested:
without
(P0);
Biochar
20
tons
ha-1
(P1);
Cattle
manure
(P2);
NPK
200
kg
(P3);
+
(P4);
(P5).
These
were
repeated
three
times.
showed
biochar-based
organic
fertilizer
improved
performance
compared
control.
highest
total
top
weight
per
plant
(129,01)
obtained
treatment
P5.
application
improves
content.
Regardless
type
treatment,
measured
90
dan
105
days
sowing
(DAS)
consistently
higher
than
75
DAS.
DAS
P2,
P4,
P5
(21%).
Environmental Quality Management,
Год журнала:
2025,
Номер
34(4)
Опубликована: Апрель 22, 2025
ABSTRACT
This
study
explored
the
effects
of
forest
fires
on
soil
microbial
activity
in
soils
classified
by
rock
origin
(igneous,
metamorphic,
and
sedimentary)
stratified
subsoil
depth
(topsoil,
subsoil).
Microbial
activity,
indicated
average
well
color
development
(AWCD)
Shannon
diversity
indices,
was
higher
undamaged
topsoils
compared
to
fire‐damaged
ones.
In
contrast,
subsoils,
particularly
metamorphic
sedimentary
soils,
exhibited
increased
over
time
due
organic
matter
decomposition.
A
significant
increase
substrate
utilization
observed
across
all
types
(*
p
<
0.05,
**
0.01)
topsoil,
with
exhibiting
highest
based
indices.
The
dehydrogenase
followed
a
similar
pattern,
reduced
topsoil
but
damaged
subsoils.
Principal
component
analysis
(PCA)
linked
indicators
(AWCD,
index)
mineral
compositions
like
orthoclase
hornblende,
highlighting
role
chemistry
shaping
responses
fire.
These
insights
advance
understanding
fire‐induced
changes
functions
diverse
geological
contexts.
