Agronomy,
Год журнала:
2024,
Номер
14(10), С. 2286 - 2286
Опубликована: Окт. 4, 2024
In
drylands,
where
the
annual
precipitation
is
low
and
erratic,
improving
water
storage
capacity
available
in
soil
crucial
for
crop
production.
To
explore
effect
of
long-term
agronomic
management
on
soil,
four
systems
were
used
(including
farmer’s
model
(FM),
high
nitrogen
input
(HN),
manure
amendment
(MM),
biochar
(BM))
eight
consecutive
years,
variation
wheat
yield
hydraulic,
physical,
chemical
properties
0–100
cm
profile
investigated.
The
practices
varied
terms
seeding
rates,
(N)-application
strategies,
application
or
biochar.
results
showed
that,
under
was
increased
by
17–35%,
water-use
efficiency
14–29%
when
compared
to
(FM)
(HN).
However,
no
significant
differences
found
(BM)
HN.
MM
mainly
due
higher
saturated
hydraulic
conductivity,
content,
field
capacity,
which
led
an
increase
29–48
mm.
Furthermore,
also
improved
organic
matter,
porosity,
root
length
density,
weight
density
reduced
bulk
are
beneficial
improvement
above
properties.
Therefore,
it
a
practical
way
ensure
crops
dryland
can
be
profoundly
regulated
management.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Март 24, 2025
Abstract
Population
and
food
demand
increased
rapidly
so
to
face
this
increment;
we
must
dramatically
increase
crop
production
ensure
global
security.
Hence,
saline
agriculture
is
a
possible
solution
for
producing
in
salt-affected
soils
using
water
irrigation.
The
objectives
of
study
were
investigate
the
effects
applying
different
types
doses
biochar
soil
under
irrigation
by
on
quality
indicators
growth
parameters
yield
arugula
plant.
Four
biochar:
banana
leaves
(BLB),
rice
straw
(RSB),
sorghum
stalks
(SSB),
wood
chips
(WCB)
applied
pots
at
levels
1%,
3%,
5%
(w/w).
This
pot
experiment
was
cultivated
with
(6.2
dS
m
−
1
).
Total
available
nitrogen
significantly
relative
control
treatment
(unamended
soil)
41%,
34%,
43%,
33%,
24%,
44%
adding
3%WCB,
5%WCB,
1%BLB,
3%BLB,
5%BLB,
5%SSB,
1%RSB,
5%RSB
treatments,
respectively.
Results
showed
significant
increases
potassium
(K)
over
48%,
125%,
410%,
738%,
137%,
352%,
632%,
158%,
576%,
849%
1%SSB,
3%SSB,
3%RSB,
Cation
exchange
capacity
26%,
22%,
30%,
58%,
31%,
54%,
28%,
48%
5%RSB,
Relative
treatment,
fresh
biomass
plant
improved
97%,
143%,
76%,
129%,
103%,
146%,
81%,
57%,
121%,
97%
highest
value
biomass,
uptake,
phosphorus
uptake
observed
3%SSB
applications.
According
results
obtained
from
our
study,
recommend
3%
which
promising
approach
rehabilitate
use
sustainable
production,
attributed
effective
improvement
nutrient
productivity,
conditions
as
it
enhances
tolerance
plants
salt
stress
well
supply
quality.
Also,
saves
costs
addition
compared
dose.
also
provided
useful
information
about
optimal
quantities
used
improve
productivity
soils.
Frontiers in Plant Science,
Год журнала:
2025,
Номер
16
Опубликована: Март 27, 2025
High
concentrations
of
salt
ions
in
salinized
soils
not
only
destroy
soil
structure,
but
also
inhibit
crop
growth.
Straw
and
straw-derived
biochar
have
great
potential
improving
reducing
salinity,
environment,
alleviating
stress.
However,
the
effects
mechanisms
exogenous
addition
different
carbon
sources
on
aggregate
structure
microbial
community
with
salinization
degrees
cotton
fields
as
well
antioxidant
defense
system
are
still
unclear.
In
this
column
experiment
since
15
March,
2023,
three
contents
(1.5
(S1),
5
(S2),
10
(S3)
g/kg)
five
treatments
(straw
incorporation:
6
t/hm
2
(C1),
12
(C2);
2.25
(B1),
4.5
(B2);
CK:
no
straw
incorporation)
were
designed.
Then,
incorporation
particle
size
distribution
aggregates,
bacterial
fungal
communities,
leaf
S1,
S2,
S3
explored.
The
results
showed
that
incorporation,
especially
B2,
significantly
reduced
content
soils,
increased
proportion
macroaggregates
by
7.01%–13.12%,
5.03%–10.24%,
4.16%–8.31%,
respectively,
compared
those
CK.
C2,
abundances
Actinobacteria,
Acidobacteria,
Enterobacteriaceae,
decreased
Proteobacteria,
Besides,
superoxide
dismutase
(SOD)
catalase
(CAT)
activities
salt-stressed
leaves,
malondialdehyde
(MDA)
peroxidase
(POD)
activity,
It
should
be
noted
effect
stress
gradually
growth
increase
salinity.
summary,
could
reduce
diversity,
alleviate
cotton.
This
study
will
provide
a
scientific
basis
for
improvement
utilization
soils.
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.
Soil Use and Management,
Год журнала:
2025,
Номер
41(2)
Опубликована: Апрель 1, 2025
ABSTRACT
Biochar,
as
an
environment‐friendly
soil
amendment,
has
been
extensively
proposed
in
landfill
cover,
primarily
for
promoting
hydraulic
properties,
such
conductivity
and
water
retention.
However,
the
impact
of
biochar
derived
from
various
feedstocks
on
soil‐biochar
mix
particularly
gas
permeability
under
unsaturated
conditions,
remains
under‐explored.
This
study
evaluates
how
different
types
influence
Five
biochars
pyrolyzed
using
biomass
waste,
apple
wood,
reed
straw,
walnut,
corn
cob
were
each
mixed
with
sandy
a
5%
mass
ratio.
Gas
hydrological
response
(water
content,
matric
suction)
measured
during
wet‐dry
cycles.
Results
indicated
that
amendments
generally
enhanced
retention
compared
to
bare
soil.
Apple
wood
biochar,
particular,
significantly
improved
both
content
(reaching
90%
control's
maximum
moisture
content)
suction
(peaking
at
2755
kPa),
outperforming
straw
biochars.
enhancement
stems
biochar's
hydrophilic
functional
groups
(e.g.,
–OH),
which
improve
hydrophilicity
water‐biochar
interactions.
Its
large
specific
surface
area
tightly
arranged
micropores
further
enhance
suction.
rose
increasing
suction,
by
196%
due
their
larger
average
pore
sizes
formation
more
meso‐macro
structures
Conversely,
walnut
reduced
permeability,
suggesting
suitability
high‐pressure
applications.
These
findings
guide
use
biochar‐amended
covers
mitigate
emissions.
