Plant Stress,
Год журнала:
2024,
Номер
12, С. 100452 - 100452
Опубликована: Март 29, 2024
Global
wheat
production
faces
a
severe
threat
from
drought
stress,
necessitating
innovative
strategies
for
enhanced
crop
resilience.
This
study
explores
the
synergistic
impact
of
biochar
and
potassium
co-application
on
growth,
physiological
attributes,
antioxidant
defense
system
under
water
deficit
conditions
at
crown
root
initiation
(CRI),
anthesis,
grain
development
stage.
Drought-induced
reactive
oxygen
species
(ROS)
accumulation,
particularly
pronounced
CRI
stage,
adversely
affected
all
growth
stages.
At
CRI,
foliar
delivered
significant
improvements
in
parameters,
including
increased
plant
height
(15.4%),
spike
length
(50%),
yield
(43.0%),
photosynthetic
performance
(chlorophyll
content
125.8%),
relative
(11.2%),
compared
to
untreated
drought-exposed
counterparts.
The
combined
application
effectively
reduced
hydrogen
peroxide
production,
electrolyte
leakage,
proline
malondialdehyde
generation,
while
increasing
glutathione
levels
both
well-irrigated
stress
conditions.
Furthermore,
treatment
was
effective
mitigating
oxidative
enhancing
resilience,
during
anthesis
stage
stress.
Specifically,
ameliorated
effects
by
reducing
ROS
through
enzyme
activities
elevating
osmoprotectants
levels.
modulation
osmotic
balance
holds
promise
drought-induced
offering
an
practical
strategy
resilient
water-limited
environments.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Янв. 2, 2025
Globally,
the
companies
that
make
commercial
use
of
bamboo
culms
produce
different
kinds
solid
waste
rich
in
lignocellulosic
biomass,
which
some
cases
is
not
used
and
discarded
landfills
or
incinerated
open
air;
losing
possibility
recovering
them
using
other
productive
sectors.
The
research
objective
were
to
a
biochar
from
Guadua
agustifolia
Kunth
sawdust,
evaluate
its
potential
environmental
agricultural
use,
obtain
biochar/TiO2
composite
inactivate
Escherichia
coli
as
soil
conditioner
medicinal
plants
producing
phenolic
compounds
flavonoids.
Biochar
(produced
at
300
°C
for
1
h)
involved
TiO2
450
h
inactivation
E.
(initial
concentration:
6.5
±
0.3
Log10
CFU
mL−
1).
For
agriculture,
2%
was
B.
pilosa
L.
G.
angustifolia
plant
growth
90
days.
had
high
photocatalytic
activity
on
coli,
generating
final
count
1.97
0.2
after
60
min.
(2%)
increased
total
phenol
flavonoid
content
phenols
angustifolia,
tested
nursery
stage.
This
study
provides
new
information
conversion
sawdust
an
alternative
bio-based
materials
with
applications.
In
addition,
obtaining
could
positively
impact
production
chain
Colombia
because
renewable
globally
accepted
alternatives
help
capture
gaseous
emissions
causing
greenhouse
effect.
Land,
Год журнала:
2023,
Номер
12(8), С. 1580 - 1580
Опубликована: Авг. 10, 2023
This
literature
review
explores
the
assessment
of
biochar
quality
and
its
impact
on
soil
properties
using
diffuse
reflectance
spectroscopy.
Biochar,
a
product
biomass
pyrolysis,
is
recognized
for
positive
effects
fertility
carbon
sequestration.
emphasizes
need
systematic
research
stability
highlights
potential
spectroscopy
analyzing
soil–biochar
interactions.
Biochar
acts
as
conditioner,
improving
physical,
chemical,
biological
enhancing
crop
yield.
Furthermore,
it
aids
in
mitigating
climate
change
by
sequestering
dioxide.
However,
long-term
behavior
interactions
with
various
factors
require
further
field
optimal
utilization,
aging
process
complex,
involving
that
influence
agroecosystem.
also
importance
studying
interaction
between
microbes,
plays
crucial
role
plant
resistance
to
pathogens.
this
limited.
VIS-NIR
valuable
tool
monitoring
application
soil.
Nevertheless,
controversial
results
highlight
intricate
biochar,
soil,
environmental
conditions.
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.
