Soil Use and Management,
Journal Year:
2023,
Volume and Issue:
40(1)
Published: Nov. 15, 2023
Abstract
The
continuous
growth
of
the
world's
population
has
led
to
an
increased
demand
for
food.
Biochar
(BC)
contains
valuable
functional
groups
and
nutrients,
which
have
been
demonstrated
enhance
soil
properties
boost
crop
yield.
Nonetheless,
unmodified
BC
exhibits
significant
alkalinity
a
large
salt
concentration;
thus,
its
efficacy
in
improving
saline‐alkali
remains
matter
contention.
Therefore,
scholars
aim
address
aforementioned
limitations
by
adapting
BC.
In
this
paper,
summary
is
given
methods
used
modify
effects
modified
on
salt‐affected
properties,
including
pH,
nutrients
microbial
activity.
principles
different
modifiers
modification
BC's
physicochemical
(porosity
group
content
type,
etc.)
were
revealed.
Furthermore,
principle
improvement
varies
depending
method.
Although
can
effectively
soil,
excessive
application
improper
selection
aggravate
Na
+
toxicity
or
introduce
other
pollutants
into
soil.
using
with
care
imperative
according
actual
situation.
review,
we
provide
detailed
introduction
identify
shortcomings
future
research
directions
field.
These
insights
are
when
choosing
proper
Soil Systems,
Journal Year:
2024,
Volume and Issue:
8(1), P. 11 - 11
Published: Jan. 15, 2024
Soil
salinity
is
a
serious
problem
facing
many
countries
globally,
especially
those
with
semi-arid
and
arid
climates.
can
have
negative
influences
on
soil
microbial
activity
as
well
chemical
physical
processes,
all
of
which
are
crucial
for
health,
fertility,
productivity.
negatively
affect
physiological,
biochemical,
genetic
attributes
cultivated
plants
well.
Plants
wide
variety
responses
to
stress
classified
sensitive
(e.g.,
carrot
strawberry),
moderately
(grapevine),
tolerant
(wheat)
(barley
date
palm)
depending
the
salt
content
required
cause
crop
production
problems.
Salinity
mitigation
represents
critical
global
agricultural
issue.
This
review
highlights
properties
classification
salt-affected
soils,
plant
damage
from
osmotic
due
salinity,
possible
approaches
(i.e.,
applied
nutrients,
inoculations,
organic
amendments,
physio-chemical
approaches,
biological
nano-management),
research
gaps
that
important
future
food
security.
The
strong
relationship
between
different
subdisciplines
(mainly,
biogeochemistry,
microbiology,
fertility
nutrition)
also
discussed.
Biochar,
Journal Year:
2024,
Volume and Issue:
6(1)
Published: April 19, 2024
Abstract
Biochar
application
can
alleviate
the
adverse
effects
of
saline-alkali
stress
on
crops.
However,
long-term
one-off
biochar
soil
physicochemical
properties,
salt
concentration,
nutrient
availability,
enzyme
activities,
and
rice
yield
under
highly
paddy
soils
remain
unclear.
Here,
a
6-year
field
study
was
conducted
in
using
two
nitrogen
levels
(0
225
kg
ha
−1
)
four
rates
[0
(T0),
1.5%
(T1.5),
3.0%
(T3.0),
4.5%
(T4.5)
biochar,
w/w].
The
results
showed
that
compared
with
T0,
bulk
density
(BD)
T1.5,
T3.0,
T4.5
treatments
significantly
decreased
by
11.21%,
16.33%,
25.57%,
while
total
porosity
(Tp)
saturated
hydraulic
conductivity
(
Ks
increased
19.15–27.34%
3217.78–5539.83%,
respectively.
consistently
improved
macro-aggregates,
mean
weight
diameter
(MWD),
percentage
water-stable
aggregates
(PWSA)
over
years.
Additionally,
continuously
reduced
Na
+
/K
ratio,
/Ca
2+
paste
extract
(ECe),
exchangeable
sodium
(ESP),
adsorption
ratio
(SARe).
it
pH
2021
2022
only.
It
enhanced
concentration
K
,
Ca
Mg
cation
exchange
capacity
(CEC)
study,
indicating
its
longer-term
positive
impact.
Furthermore,
application,
especially
high
rate
(T3.0
T4.5),
availability
activities.
alkali-hydrolysable
(AN)
initial
year
application.
grain
surpassed
T0
116.38%,
141.24%,
145.20%,
Notably,
reached
peak
treatment
(w/w)
all
6
years
period.
These
findings
offered
new
perspectives
repairing
improving
quality
production
ability
soils.
Graphical
Reviews of Geophysics,
Journal Year:
2024,
Volume and Issue:
62(4)
Published: Sept. 27, 2024
Abstract
Soil
salinization
refers
to
the
accumulation
of
water‐soluble
salts
in
upper
part
soil
profile.
Excessive
levels
salinity
affects
crop
production,
health,
and
ecosystem
functioning.
This
phenomenon
threatens
agriculture,
food
security,
stability,
fertility
leading
land
degradation
loss
essential
services
that
are
fundamental
sustaining
life.
In
this
review,
we
synthesize
recent
advances
at
various
spatial
temporal
scales,
ranging
from
global
core,
pore,
molecular
offering
new
insights
presenting
our
perspective
on
potential
future
research
directions
address
key
challenges
open
questions
related
salinization.
Globally,
identify
significant
understanding
salinity,
which
(a)
considerable
uncertainty
estimating
total
area
salt‐affected
soils,
(b)
geographical
bias
ground‐based
measurements
(c)
lack
information
data
detailing
secondary
processes,
both
dry‐
wetlands,
particularly
concerning
responses
climate
change.
At
core
scale,
impact
salt
precipitation
with
evolving
porous
structure
evaporative
fluxes
media
is
not
fully
understood.
knowledge
crucial
for
accurately
predicting
water
due
evaporation.
Additionally,
effects
transport
properties
media,
such
as
mixed
wettability
conditions,
saline
evaporation
resulting
patterns
remain
unclear.
Furthermore,
effective
continuum
equations
must
be
developed
represent
experimental
pore‐scale
numerical
simulations.
International Journal of Phytoremediation,
Journal Year:
2024,
Volume and Issue:
26(8), P. 1269 - 1279
Published: Feb. 6, 2024
Soil
salinity
caused
a
widespread
detrimental
issue
that
hinders
productivity
in
agriculture
and
ecological
sustainability,
while
waste-derived
soil
amendments
like
biochar
have
drawn
attention
for
their
capacity
to
act
as
mitigating
agent,
by
enhancing
the
physical
chemical
features
of
soil,
contributing
recovery
agricultural
waste
resources.
However,
information
concerning
which
affect
physicochemical
characteristics
soils,
crop
physiology,
growth
is
limited.
To
investigate
whether
mitigates
stress
on
wheat
seedlings,
we
grow
them
with
(120
mM),
(20
tons
ha−1),
its
interactive
effects.
The
properties
organic
carbon
(SOC),
matter
(SOM),
dissolved
(DOC),
available
phosphorus
(SAP)
decreased
saline
36.71%,
46.97%,
26.31%,
15.00%,
treatment
increased
SOC,
DOC,
SAP
contents
7.42%,
31.57%,
respectively.
On
other
hand,
nitrogen
(DON)
all
treatments
compared
control.
root
traits,
SPAD
values,
leaf
nitrogen,
photosynthetic
parameters,
antioxidant
enzymes,
reactive
oxygen
species
increasing
treatment.
Thus,
these
activities
resulted
higher
leaves
biomass
alone
biochar.
According
principal
component
analysis,
redundancy
mantel
test,
using
conjunction
was
found
be
more
effective
than
alone.
results
this
study
suggest
can
used
sustainable
technique
means
mitigation
agent
lowering
crops.
BMC Plant Biology,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: Jan. 23, 2024
Abstract
Salinity
stress
adversely
affects
agricultural
productivity
by
disrupting
water
uptake,
causing
nutrient
imbalances,
and
leading
to
ion
toxicity.
Excessive
salts
in
the
soil
hinder
crops
root
growth
damage
cellular
functions,
reducing
photosynthetic
capacity
inducing
oxidative
stress.
Stomatal
closure
further
limits
carbon
dioxide
uptake
that
negatively
impact
plant
growth.
To
ensure
sustainable
agriculture
salt-affected
regions,
it
is
essential
implement
strategies
like
using
biofertilizers
(e.g.
arbuscular
mycorrhizae
fungi
=
AMF)
activated
biochar.
Both
amendments
can
potentially
mitigate
salinity
regulating
antioxidants,
gas
exchange
attributes
chlorophyll
contents.
The
current
study
aims
explore
effect
of
EDTA-chelated
biochar
(ECB)
with
without
AMF
on
maize
under
Five
levels
ECB
(0,
0.2,
0.4,
0.6
0.8%)
were
applied,
AMF.
Results
showed
0.8ECB
+
caused
significant
enhancement
shoot
length
(~
22%),
fresh
weight
15%),
dry
51%),
46%),
26%),
27%)
over
control
(NoAMF
0ECB).
A
a,
b
total
content,
rate,
transpiration
rate
stomatal
conductance
was
also
observed
condition
relative
0ECB),
supporting
efficacy
such
a
combined
treatment.
Our
results
suggest
adding
0.8%
inoculation
seeds
enhance
production
saline
soils,
possibly
via
improvement
antioxidant
activity,
contents,
morphological
attributes.
