Plants,
Год журнала:
2025,
Номер
14(3), С. 455 - 455
Опубликована: Фев. 4, 2025
Hydrochar
(HC)
incorporation
affects
soil
nitrogen
(N)
transformation,
which
could
further
affect
the
N
leaching
loss.
We
conducted
a
lysimeter
experiment
to
evaluate
responses
in
terms
of
and
rice
yield
HC
applied
at
low
(0.5%)
or
high
(1.5%)
rate,
while
considering
three
inputs,
i.e.,
240,
192,
144
kg/ha
(named
N240,
N192,
N144,
respectively).
The
results
showed
that
grain
was
highest
(124.3
g/pot)
for
being
significantly
reduced
minimum
achieved
study
(110.3
N144.
Interestingly,
input
kg/ha,
application
increased
by
6.9–8.0%,
equivalent
N240.
NH4+-N
occurred
mainly
during
first
4
weeks
season,
did
not
influence
both
192
240
kg/ha.
However,
compared
N144
+
HC1.5%
recorded
higher
loss
34.6%.
This
suggests
amount
increases
risk
when
is
low.
resulted
10.2–45.3%
more
NO3−-N
inputs
were
applied,
effect
significant
regard
applications
involving
20
40%
reduction,
but
this
only
with
treatments
1.5%
HC.
Moreover,
we
found
organic
main
form
leachate
(>80%).
More
specifically,
7.8–8.3%
lower
than
N192.
Based
on
effects
leaching,
recommend
reduction
(N144)
(HC
0.5%)
ensure
crop
production
protect
water
environment.
Agronomy,
Год журнала:
2025,
Номер
15(2), С. 327 - 327
Опубликована: Янв. 27, 2025
Hydrochar
(HC)
has
received
increasing
attention
due
to
its
potential
impact
on
soil
amendment.
The
process
parameters
of
hydrothermal
carbonization
(HTC)
have
a
significant
the
characterization
HC,
and
HC
as
amendment
effects
properties.
Therefore,
this
work
summarizes
feedstock
type,
temperature,
residence
time,
solid–liquid
ratio
characteristics
analyzes
by
addition.
type
determined
HC.
Temperature
had
greatest
effect
properties,
while
time
similar
but
smaller
than
temperature
had.
did
not
affect
when
HTC
was
carried
out
certain
extent.
Solid–liquid
research
in
area
is
lacking.
Moisture
crucial
factor
plant
growth.
Compared
other
soils,
significantly
increased
water-holding
capacity
(WHC)
sandy
soils.
rich
nutrients
micronutrients,
making
it
potentially
useful
fertilizer.
toxicity
may
inhibit
growth
be
ignored
for
poor
soil.
This
review
aims
provide
recommendations
identify
areas
where
further
needed.
Plants,
Год журнала:
2025,
Номер
14(3), С. 455 - 455
Опубликована: Фев. 4, 2025
Hydrochar
(HC)
incorporation
affects
soil
nitrogen
(N)
transformation,
which
could
further
affect
the
N
leaching
loss.
We
conducted
a
lysimeter
experiment
to
evaluate
responses
in
terms
of
and
rice
yield
HC
applied
at
low
(0.5%)
or
high
(1.5%)
rate,
while
considering
three
inputs,
i.e.,
240,
192,
144
kg/ha
(named
N240,
N192,
N144,
respectively).
The
results
showed
that
grain
was
highest
(124.3
g/pot)
for
being
significantly
reduced
minimum
achieved
study
(110.3
N144.
Interestingly,
input
kg/ha,
application
increased
by
6.9–8.0%,
equivalent
N240.
NH4+-N
occurred
mainly
during
first
4
weeks
season,
did
not
influence
both
192
240
kg/ha.
However,
compared
N144
+
HC1.5%
recorded
higher
loss
34.6%.
This
suggests
amount
increases
risk
when
is
low.
resulted
10.2–45.3%
more
NO3−-N
inputs
were
applied,
effect
significant
regard
applications
involving
20
40%
reduction,
but
this
only
with
treatments
1.5%
HC.
Moreover,
we
found
organic
main
form
leachate
(>80%).
More
specifically,
7.8–8.3%
lower
than
N192.
Based
on
effects
leaching,
recommend
reduction
(N144)
(HC
0.5%)
ensure
crop
production
protect
water
environment.
