The Science of The Total Environment,
Год журнала:
2023,
Номер
895, С. 165088 - 165088
Опубликована: Июнь 24, 2023
The
intersection
of
fire,
land
use
transformations,
and
climate
change
is
putting
Mediterranean
climate-type
ecosystems
at
risk
soil
degradation
loss
ecosystem
services.
Ondik
et
al.
(2022b)
showed
that
in
a
dry
sclerophyll
woodland
South
Australia,
high
severity
fire
clearing
grazing
practices
impacted
both
physicochemical
biological
quality
indicators.
Building
upon
the
work
this
study
aims
to
1)
identify
properties
by
management
are
indirect
drivers
changes
microbial
community
composition
2)
determine
whether
observed
affect
functions.
Via
redundancy
analysis,
we
identified
management-induced
pH,
water
repellency,
nutrient
stoichiometry,
total
content
as
significant
communities.
We
then
measured
basal
respiration,
substrate
induced
carbon
mineralisation
quotient,
calculated
functional
trait
distributions
among
communities
linking
16S
18S
rRNA
sequences
respiration
modes
guilds,
respectively.
found
reduced
relative
abundance
(RA)
symbionts,
anaerobic
bacteria,
microaerophilic
while
increasing
RA
aerobic
bacteria.
Furthermore,
increased
post-fire
ectomycorrhizal
fungi
may
have
pathogenic
load,
efficiency,
wood
saprotrophs,
litter,
soil,
other
saprotrophic
species
adapted
grasslands.
This
shows
that,
through
composition,
wildfire
affected
rates,
bacterial
prevalence
symbiotic
bacteria
fungi,
preference.
Having
main
provide
valuable
insights
into
how
can
impact
soils
woodland.
Frontiers in Plant Science,
Год журнала:
2023,
Номер
14
Опубликована: Сен. 14, 2023
Soil
acidity
is
a
serious
problem
in
agricultural
lands
as
it
directly
affects
the
soil,
crop
production,
and
human
health.
acidification
occurs
due
to
release
of
protons
(H
+
)
from
transforming
reactions
various
carbon,
nitrogen,
sulfur-containing
compounds.
The
use
biochar
(BC)
has
emerged
an
excellent
tool
manage
soil
owing
its
alkaline
nature
appreciable
ability
improve
soil’s
physical,
chemical,
biological
properties.
application
BC
acidic
soils
improves
pH,
organic
matter
(SOM),
cation
exchange
capacity
(CEC),
nutrient
uptake,
microbial
activity
diversity,
enzyme
activities
which
mitigate
adverse
impacts
on
plants.
Further,
also
reduce
concentration
H
Al
3+
ions
other
toxic
metals
supports
plant
growth.
Similarly,
salinity
(SS)
concern
across
globe
direct
impact
global
production
food
security.
Due
liming
potential
important
amendment
SS.
addition
saline
homeostasis,
SOM,
CEC,
activity,
enzymatic
water
uptake
reduces
accumulation
sodium
(Na
chloride
(Cl
-
).
All
these
BC-mediated
changes
support
growth
by
improving
antioxidant
photosynthesis
efficiency,
stomata
working,
decrease
oxidative
damage
Thus,
present
review,
we
discussed
mechanisms
through
properties
counter
problems.
review
will
increase
existing
knowledge
about
role
This
provide
new
suggestions
readers
how
this
can
be
used
ameliorate
soils.
Abstract
Biochar
is
an
effective
ameliorator
for
soil
quality
improvement
and
nutrient
reuse
from
biomass;
however,
the
effect
of
biochar
application
on
potassium
(K)
availability,
plant
K
uptake,
underlying
mechanisms
have
not
been
well‐elucidated.
To
address
this,
variation
in
forms,
aggregate
stability,
aggregate‐associated
concentration,
as
well
maize
were
investigated
a
field
experiment
after
9
years
amendment.
The
treatments
included
no
NPK
fertilizer
(CK);
treatment
(F);
applied
annually
at
rate
2.625
t
ha
−1
(C
1
),
with
fertilizers
F);
one‐time
fertilizers,
31.5
2
F)
47.25
3
F).
results
showed
that
application,
inhibited
downward
migration
to
deeper
layer,
thus
increasing
water‐soluble
(WSK),
exchangeable
(EK),
non‐exchangeable
(NEK),
total
(TK)
0–20
cm
soil,
C
F
exhibiting
better
performance
than
F.
also
increased
EK,
NEK,
TK
pools,
mainly
due
increase
macroaggregate
proportion
(>0.25
mm).
amendment
promoted
uptake
by
average
35.69%,
path
analysis
indicated
positive
was
outcome
synergetic
surface
WSK
content
EK
which
primarily
attributed
improved
properties,
including
organic
carbon,
pH,
nitrogen,
phosphorus,
cation
exchange
capacity.
These
factors
explained
76%
variance
uptake.
In
conclusion,
improving
availability.
Emerging Science Journal,
Год журнала:
2024,
Номер
8(3), С. 917 - 932
Опубликована: Июнь 1, 2024
Biochar
is
a
value-added
product
that
can
be
used
for
many
purposes,
particularly
environmental
and
agricultural
purposes.
In
this
study,
pyrolysis
at
450–500
°C
was
to
upgrade
urban
waste
such
as
disposable
bamboo
chopsticks
(DBCs)
into
biochar.
The
properties
of
DBC
biochar
were
analyzed,
the
subsequently
cultivate
Romaine
lettuce
assess
its
potential
soil
amendment.
Its
properties,
including
specific
surface
area
(SSA),
pore
size,
volume,
pH,
cation
exchange
capacity
(CEC),
contents
carbon
(C),
hydrogen
(H),
nitrogen
(N),
oxygen
(O),
macronutrient
content,
atomic
ratio
H/C,
O/C,
(O+N)/C,
C/N,
analyzed.
experimental
pots
consisted
four
treatments,
each
with
ten
replicates:
unamended
(TC),
amended
10%
(w/w)
vermicompost
(TV),
mixed
1.5%
(TVB1.5),
2.5%
(TVB2.5).
Fundamental
physicochemical
plant
yield
(plant
height,
leaf
width,
number
leaves,
fresh
weight)
investigated.
results
indicated
neutral
(pH
6.80)
had
high
CEC
(10.86
cmol/kg),
66.80%
C,
3.76%
H,
25.93%
O,
0.61%
N.
It
mesopores
(39.077
Å),
large
SSA
(0.542
m2/g),
volume
0.005
cc/g.
exhibited
aromaticity
hydrophobicity.
Based
on
these
results,
has
amendment:
it
significantly
enhances
quality
increases
yields.
application
resulted
in
highest
yield.
Doi:
10.28991/ESJ-2024-08-03-07
Full
Text:
PDF
Agriculture,
Год журнала:
2025,
Номер
15(1), С. 113 - 113
Опубликована: Янв. 6, 2025
Citrus
nurseries
significantly
increase
production
costs
due
to
the
application
of
strictly
technical
and
sanitary
protocols.
The
growth
media
used
are
generally
based
on
peat,
a
limited
resource
that
is
becoming
increasingly
scarce
consequently
more
expensive.
Among
alternatives
peat
biochar,
which
could
constitute
valid
growing
medium
component
for
citrus
seedling
production.
Three
were
compared,
each
containing
50%
sandy
volcanic
soil
remaining
being:
(i)
biochar
50%;
(ii)
black
25%
+
25%;
(iii)
lapillus
as
control.
impact
agronomic
performance
seedlings
was
assessed,
involvement
specific
genes
in
macronutrient
uptake
evaluated.
Destructive
molecular
analyses
performed
leaves
roots
during
two
different
periods
year:
February
April.
Based
physicochemical
parameters
growth,
it
can
be
assumed
partially
substituted
by
conifer
wood
total
amount
25
or
50%.
A
general
comparison
averages
from
sampling
various
analyzed
substrates
revealed
February,
evaluated
involved
absorption
transport
nutrients
differentially
expressed
both
roots,
while
April,
expression
not
consistent.
Additionally,
between
tissues
showed
that,
most
cases,
higher
than
leaves.
Overall,
among
plants
grown
indicated
with
displayed
highest
levels.
