Frontiers in Plant Science,
Год журнала:
2024,
Номер
15
Опубликована: Авг. 16, 2024
The
integration
of
zinc
nanoparticles
(Zn
NPs)
with
biochar
offers
a
transformative
approach
to
sustainable
agriculture
by
enhancing
plant
productivity
and
human
nutrition.
This
combination
improves
soil
health,
optimizes
nutrient
uptake,
increases
resilience
environmental
stressors,
leading
superior
crop
performance.
Our
literature
review
shows
that
combining
Zn
NPs
significantly
boosts
the
composition,
including
proteins,
vitamins,
sugars,
secondary
metabolites.
enhancement
tolerance
challenges,
quality,
shelf
life.
technique
addresses
global
issue
deficiency
biofortifying
food
crops
increased
levels,
such
as
mung
beans,
lettuce,
tomatoes,
wheat,
maize,
rice,
citrus,
apples,
microgreens.
Additionally,
improve
properties
water
retention,
cation
exchange
capacity
(CEC),
microbial
activity,
making
soils
more
fertile
productive.
porous
structure
facilitates
slow
sustained
release
Zn,
ensuring
its
bioavailability
over
extended
periods
reducing
need
for
frequent
fertilizer
applications.
synergy
promotes
agricultural
practices
reduces
footprint
traditional
farming
methods.
However,
potential
ecological
risks
biomagnification,
nanoparticle
accumulation,
toxicity
require
careful
consideration.
Comprehensive
risk
assessments
management
strategies
are
essential
ensure
benefits
do
not
compromise
or
health.
Future
research
should
focus
on
deploying
in
agriculture,
balancing
security
integrity
positioning
this
viable
solution
nutrient-efficient
agriculture.
Tobacco,
being
a
globally
cultivated
crop,
holds
significant
social
and
economic
importance.
Tobacco
plants
are
susceptible
to
the
adverse
effects
of
heavy
metals
(HMs),
particularly
cadmium
(Cd),
which
hinders
root
development,
disrupts
water
balance,
impedes
nutrient
absorption.
Higher
concentrations
HMs,
especially
Cd,
naturally
accumulate
in
tobacco
leaves
due
complex
interactions
within
plant–soil
continuum.
The
uptake
Cd
by
from
soil
is
influenced
several
factors,
including
type,
pH,
irrigation
quality,
chemical
composition
metal
involved.
Different
techniques,
such
as
bioremediation,
phytoremediation,
mycoremediation,
have
been
employed
tackle
issue
HMs.
use
biochar
offers
practical
solution
mitigate
this
problem.
With
its
large
surface
area
porous
nature,
can
effectively
alleviate
HMs
contamination.
Under
application,
adsorption
primarily
occurs
through
physical
adsorption,
where
ions
trapped
pores
biochar.
Additionally,
electrostatic
attraction,
negatively
charged
surfaces
attract
positively
ions,
another
major
mechanism
remediation
facilitated
In
review,
we
documented,
compiled,
interpreted
novel
recent
information
on
stress
explored
biochar’s
role
alleviating
toxicity.
By
providing
comprehensive
review
persistent
threat
posed
crops
exploring
potential
measure,
work
aims
enhance
our
understanding
contribute
development
sustainable
agricultural
practices.
Soil
contamination
with
heavy
metals
(HM)
poses
significant
challenges
to
food
security
and
public
health,
requiring
the
exploration
of
effective
remediation
strategies.
This
study
aims
evaluate
process
soils
contaminated
Cd,
Cr,
Pb
using
Environmental Technology & Innovation,
Год журнала:
2024,
Номер
33, С. 103528 - 103528
Опубликована: Янв. 5, 2024
In
this
study,
straw,
kitchen
waste
and
pine
needles
were
used
as
raw
materials
to
prepare
biochar
at
terminal
temperatures
of
300,
500
700
°C
(SB,
KB
PB),
respectively.
The
morphology
concentrations
heavy
metals
extracted
from
different
synthetic
analyzed
by
BCR
(European
Community
Bureau
Reference)
method.
effects
temperature
pH
on
the
adsorption
ammonia
nitrogen
(NH4-N)
in
landfill
leachate
with
SB,
PB
studied.
results
show
that
yield
PB300
was
highest
(86.47%).
Further
analysis
presents
contain
basic
functional
groups
(pH
>
8.50)
metal
content
is
low
(<2.564
mg∙kg-1).
Moreover,
it
found
negatively
correlated
concentration.
F3
F4
are
primary
states
zinc
(Zn),
lead
(Pb)
barium
(Ba)
PB,
indicating
relatively
high
biological
stability
products.
potential
ecological
risk
(RI)
values
lower
than
1,
illustrating
non-hazardous
(<1
mg∙L-1).
When
alkaline
=
9),
SB500
had
best
ability
for
NH4-N
(19.14
mg∙g-1).
improvement
performance
can
be
achieved
35
(21.88
Overall,
environmentally
friendly
remediation
materials.
