Agriculture,
Год журнала:
2022,
Номер
12(7), С. 1030 - 1030
Опубликована: Июль 14, 2022
Optimizing
fertilization
strategies
is
crucial
for
obtaining
high
crop
yields
and
efficient
N
utilization.
This
study
aimed
to
understand
the
potential
increase
in
yield
utilization
efficiency
under
biochar-based
fertilizer
(BF)
a
maize–Chinese
cabbage
rotation
system.
Biochar-based
slow-release
an
important
nutrient-efficient
management
strategy.
The
growth-related
traits
of
crops,
efficiency,
quality,
dynamic
changes
soil
inorganic
maize-cabbage
system
were
investigated
pot
experiment
three
application
2019–2020;
maize
stage
included
(1)
zero-N
fertilizer,
i.e.,
control
(N
0
g
pot−1);
(2)
NPK
5.25
(3)
BF
pot−1).
Chinese
6.25
Compared
with
CK
treatments,
treatment
had
highest
average
at
86.99
plant−1
498.88
plant−1,
respectively.
improved
plant
height,
stem
diameter,
ear
height
leaf
length,
width,
number
cabbage,
as
well
increased
cabbage.
starch
content
grain
amino
acid,
sugar,
vitamin
C
contents
In
critical
growth
stages
N,
which
coincided
nutrient
requirements
crops.
Overall,
effective
method
improve
systems
strategy
broad
applicability
prospects.
Nutrient Cycling in Agroecosystems,
Год журнала:
2023,
Номер
unknown
Опубликована: Сен. 9, 2023
Abstract
Novel
fertilization
strategies,
such
as
the
use
of
biochar-based
fertilizers
(BBFs)
and
co-application
biochar
with
mineral
fertilizers,
have
shown
promising
results
for
mitigating
nitrous
oxide
(N
2
O)
emissions
reducing
N
losses
in
agroecosystems.
Two
greenhouse
experiments
were
performed
radish
to
evaluate:
(1)
mitigation
yield-scaled
O
using
BBFs,
produced
at
either
400
or
800
°C
enriched
urea,
compared
raw
biochars
urea;
(2)
potential
low
rates
biochars,
equivalent
those
used
BBFs
fertilization,
co-applied
high
(90
180
kg
ha
−1
).
BBF
reduced
by
32%
urea
treatment,
60%,
combination
urea.
This
reduction
was
attributed
slow
rate
release
BBF.
On
contrary,
increased
alone.
Low
(1.4–3.1
t
)
only
a
fertilization.
High-pyrolysis-temperature
biochar,
synthetic
fertilizer,
produce
demonstrated
lower
than
pyrolysis
temperature.
study
showed
that
are
strategy
fertilizers.
Journal of Plant Nutrition,
Год журнала:
2024,
Номер
47(16), С. 2620 - 2644
Опубликована: Май 23, 2024
The
use
of
carbonaceous
materials
such
as
biochar
has
been
considered
an
innovative
solution
in
agriculture,
especially
to
mitigate
dry
events
caused
by
climate
change.
Biochar
can
improve
water
holding
capacity,
physical
and
chemical
properties
soil,
increase
the
productivity
agricultural
systems.
However,
underlying
physiological
mechanisms
remain
poorly
understood.
Mineral
supplementation
with
potassium
nitrate
(KNO3)
via
foliar
application
is
another
promising
strategy
management
under
irrigation
deficit.
Thus,
we
investigated
combined
effects
KNO3
on
growth,
yield,
physiology
tomato
plants
different
regimes.
Results
did
not
indicate
a
synergistic
effect
KNO3.
alleviated
plant
stress
deficit
irrigation,
showing
better
functioning
photosynthetic
apparatus,
higher
fruit
quality,
well
increased
efficiency.
Coffee
husk
(K-rich
feedstock)
fully
met
plant's
demand
for
K
partially
some
other
elements
(P,
Mg,
Fe,
Zn,
Mn,
Cu).
Although
positive
was
verified
quality
components,
overall,
yield.
It
concluded
that
soil
amendment
be
practice
yield
fruits
irrigation.
Therefore,
biochar-based
fertilizer
alternative
source
also
provides
stable
carbon
helps
prolonged
drought.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Июль 17, 2024
Abstract
Mechanized
biochar
field
application
remains
challenging
due
to
biochar’s
poor
flowability
and
bulk
density.
Granulation
of
with
fertilizer
provides
a
product
ready
for
well-established
machinery.
However,
it’s
unknown
whether
granulated
biochar-based
fertilizers
(gBBF)
are
as
effective
co-application
non-granulated
fertilizer.
Here,
we
compared
gBBF
mineral
compound
(control),
that
was
co-applied
at
rate
1.1
t
ha
−1
the
in
white
cabbage
greenhouse
pot
trial.
Half
pots
received
heavy
rain
simulation
treatments
investigate
nutrient
leaching.
Crop
yields
were
not
significantly
increased
by
without
leaching
control.
With
leaching,
yield
biochar-co-application
14%
(
p
>
0.05)
34%
<
0.05),
respectively.
Nitrogen
reduced
26–35%
both
amendments.
Biochar
potassium,
magnesium,
sulfur
Most
nitrogen
associated
released
during
trial
regained
its
microporosity.
Enriching
granulation
or
can
improve
crop
decrease
While
yielded
less
biomass
co-application,
improved
mechanized
after
could
facilitate
implementation
agriculture.
Agriculture,
Год журнала:
2022,
Номер
12(7), С. 1030 - 1030
Опубликована: Июль 14, 2022
Optimizing
fertilization
strategies
is
crucial
for
obtaining
high
crop
yields
and
efficient
N
utilization.
This
study
aimed
to
understand
the
potential
increase
in
yield
utilization
efficiency
under
biochar-based
fertilizer
(BF)
a
maize–Chinese
cabbage
rotation
system.
Biochar-based
slow-release
an
important
nutrient-efficient
management
strategy.
The
growth-related
traits
of
crops,
efficiency,
quality,
dynamic
changes
soil
inorganic
maize-cabbage
system
were
investigated
pot
experiment
three
application
2019–2020;
maize
stage
included
(1)
zero-N
fertilizer,
i.e.,
control
(N
0
g
pot−1);
(2)
NPK
5.25
(3)
BF
pot−1).
Chinese
6.25
Compared
with
CK
treatments,
treatment
had
highest
average
at
86.99
plant−1
498.88
plant−1,
respectively.
improved
plant
height,
stem
diameter,
ear
height
leaf
length,
width,
number
cabbage,
as
well
increased
cabbage.
starch
content
grain
amino
acid,
sugar,
vitamin
C
contents
In
critical
growth
stages
N,
which
coincided
nutrient
requirements
crops.
Overall,
effective
method
improve
systems
strategy
broad
applicability
prospects.
