Agriculture,
Journal Year:
2025,
Volume and Issue:
15(5), P. 447 - 447
Published: Feb. 20, 2025
China
is
vigorously
promoting
green,
environmentally
friendly,
and
sustainable
agricultural
practices,
with
a
strong
emphasis
on
the
efficient
recycling
of
biomass
resources.
In
particular,
in
field
fertilizer
use,
country
has
clearly
stated
need
to
reduce
application
chemical
fertilizers,
improve
use
efficiency,
promote
substitution
fertilizers
organic
fertilizers.
This
study
aims
explore
effects
different
rates
biochar-based
soil-available
nutrients,
corn
growth,
inhibition
cadmium
absorption
transfer
through
experiments.
The
experiment
consisted
10
treatments,
including
blank
control
(CK),
at
1500
kg/ha
(T1),
3000
(T2),
4500
(T3),
I
(T4),
(T5),
(T6),
II
(T7),
(T8),
(T9).
results
indicate
that
surface
modified
biochar
exhibited
significant
fracturing
breakage,
an
increase
pore
size
number.
Mn
elements
were
successfully
loaded
onto
biochar,
number
certain
original
functional
groups
was
increased.
Among
all
T9
treatment
(biochar-based
kg/ha)
showed
best
improving
soil
pH,
matter,
alkali-hydrolyzable
nitrogen,
available
potassium,
significantly
increasing
these
parameters
by
0.69
units,
19.01%,
22.20%,
36.24%,
respectively,
compared
control.
T8
effect
reducing
content
grains,
reductions
32.84%
26.28%,
CK.
also
had
most
yield,
plant
height,
crown
width,
leaf
length,
improvements
64.08%,
0.16
m,
21.05%,
9.28%,
Correlation
analysis
revealed
length
positively
correlated
phosphorus,
while
they
negatively
content.
summary,
can
potassium
cadmium-contaminated
soils
enhancing
yield
growth
traits.
Moreover,
effectively
grains.
performed
crop
nutrient
content,
both
grain
effectiveness
ranking
as
follows:
>
fertilizer.
this
provide
new
approach
resource
utilization
waste
offer
theoretical
basis
for
safe
production
context
heavy
metal
pollution.
