Despite
being
an
efficient
nitrogen
(N)
management
method,
the
effects
of
controlled-release
urea
combined
with
normal
(CRUNU)
on
stem
and
root
lodging
yield
in
maize
have
been
rarely
reported.
Therefore,
we
conducted
a
field
trial
for
three
years
between
2020
2022
using
two
N
fertilizer
types
(CRUNU
(NU))
application
levels
(low:
135
kg
ha–1;
medium:
180
high:
225
ha–1)
to
evaluate
their
maize,
factors
involved.
The
results
showed
that,
compared
NU,
CRUNU
reduced
rate
under
rates,
all
were
lowest
medium
rate.
decreased
was
mainly
attributed
improved
synchronization
supply
demand,
population
traits
(plant
height,
ear
center
gravity
height),
morphological
(length
mass
density)
basal
second,
third,
fourth
internodes
(I2,
I3,
I4),
increased
mechanical
properties
(stem
breaking
strength
rind
penetration
strength),
greater
resistance
index
(SLRI),
enhanced
chemical
compositions
(lignin
its
related
synthetase
activities,
cellulose,
hemicellulose)
I2,
I4,
increases
bending
strength,
average
diameter,
vertical
root-pulling
CRUNU.
In
addition,
SLRI
values
different
followed
order
of:
I2
>
I3
thereby
indicating
that
played
important
roles
resistance.
Furthermore,
grain
by
1.27–44.83%
rates.
particular,
there
no
significant
difference
high
rates
conclusion,
at
ha–1
may
be
superior
method.
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(4), P. 711 - 711
Published: March 28, 2024
Using
conservation
tillage
to
grow
crops
that
enhance
soil
quality,
such
as
legumes,
seems
be
one
of
the
best
solutions
for
sustainable
agriculture.
The
field
study
was
conducted
identify
effect
cultivation
technology
and
fertilization,
via
strip-tilling
(reduced)
vs.
plowing
(conventional),
on
availability
uptake
NPK
Mg,
well
growth
shoots
roots
yield
green
peas
(Pisum
sativum
L.).
research
carried
out
in
central
Poland
(53°05′16.8″
N,
19°06′14.4″
E)
over
two
growing
seasons
2016
2017.
Our
has
shown
spatial
distribution
macroelements
is
influenced
by
method.
nutrient
peas,
their
parameters,
were
also
system.
However,
observed
mainly
first
year
study,
which
had
less
precipitation
higher
temperatures.
In
general,
our
strip-till
a
positive
impact
plants,
contributing
longer
biomass
accumulation,
especially
part
season.
2016,
with
rainfall,
under
produced
more
pods
per
plant
than
(by
13.8%).
2017,
precipitation,
an
increase
compared
9.1%),
but
this
difference
not
statistically
significant.
To
sum
up,
strip-tillage
have
macroelements,
can
recommended
production
crop.
Frontiers in Plant Science,
Journal Year:
2024,
Volume and Issue:
15
Published: April 8, 2024
In
plant
horticulture,
furrow
fertilizing
is
a
common
method
to
promote
nutrient
absorption
and
effectively
avoid
fertilizer
waste.
Considering
the
high
resistance
caused
by
soil
compaction
in
southern
orchards,
an
energy-saving
ditching
device
was
proposed.
A
standard
blade
with
self-excited
vibration
designed,
operated
sandy
clay
tillage
depth
of
30cm.
To
conduct
experiments,
simulation
model
interaction
between
mechanism
established
coupling
ADAMS
EDEM
software.
begin
with,
first
set
up,
taking
into
account
its
motion
morphological
characteristics.
Then,
MBD-DEM
employed
investigate
effect
particles
blade.
Afterwards,
time-domain
frequency-domain
characteristics
signals
during
process
were
analyzed
using
fast
fourier
transform
(FFT)
method,
energy
distribution
extracted
power
spectral
density
(PSD).
The
experimental
results
revealed
that
vibrations
has
reciprocating
displacement
Dx
direction
torsional
displacements
θy
θz
directions
operation,
verifying
correctness
effectiveness
reduction.
Also,
load
bench
test
conducted,
demonstrated
device,
compared
achieved
reduction
up
12.3%.
reasonable
parameters
spring
stiffness,
damping,
quality
can
achieve
satisfied
performance
relatively
low
torque
consumption
at
appropriate
speed.
Heliyon,
Journal Year:
2023,
Volume and Issue:
9(12), P. e23110 - e23110
Published: Dec. 1, 2023
Improved
fertilizer
management,
with
a
combination
of
organic
and
inorganic
inputs,
has
the
potential
to
enhance
rice
yield
while
maintaining
soil
health.
However,
studies
on
effects
broadcast
prilled
urea
(PU)
deep
placement
(UDP)
applied
in
inputs
(poultry
litter
[PL]
vermicompost
[VC]),
as
integrated
plant
nutrition
systems
(IPNSs),
yields
nitrogen
use
efficiency
(NUE)
under
alternate
wetting
drying
(AWD)
irrigation
are
limited.
We
conducted
field
experiments
during
dry
wet
seasons
2018,
2019,
2020
investigate
treatments,
including
control
(no
nitrogen),
UDP,
PU,
IPNSs
(PU
+
VC,
PU
PL,
UDP
PL)
NUE
two
regimes
-
AWD
continuous
flooding
(CF).
The
results
revealed
that
treatment
regime
had
significant
(p
<
0.05)
interaction
agronomic
N
(AEN)
season.
significantly
boosted
yield,
total
matter
(TDM),
compared
both
seasons.
Similarly,
IPNS
PL
TDM,
comparison
PU.
Under
irrigation,
alone
produced
higher
than
other
similar
CF
irrigation.
During
season,
increased
AEN
when
conditions,
but
demonstrated
equivalent
CF.
This
research
implies
using
or
an
could
be
good
way
boost
crop
productivity
also
fertility.
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(10), P. 2321 - 2321
Published: Oct. 9, 2024
During
the
later
reproductive
period
of
rice
growth,
chlorophyll
in
leaves
degraded,
accompanied
by
nitrogen
(N)
transportation
from
to
panicle,
resulting
a
change
leaf
color
green
yellow.
This
study
aimed
investigate
effects
exogenous
N
supply
on
color-changing,
accumulation,
transportation,
and
loss
indica-japonica
hybrid
during
grain-filling
stage.
Two
cultivars,
Chunyou
167
(CY167)
927
(CY927),
which
exhibited
significant
differences
color-changing
stage,
were
selected
as
materials
for
field
experiment
hydroponic
with
low,
medium,
high
treatments
(LN,
MN,
HN).
The
dynamic
changes
SPAD
value
heading
maturity
measured
fitted
quadratic
function
extract
parameters;
labeled
15N
was
used
source
after
trace
panicle
remobilization
vegetative
organ
N.
results
showed
that
67.37–72.38%
transported
organs,
transport
efficiency
upper
three
>
lower
stem,
about
3.1–35.0%
lost
via
volatilization.
concentration
harvest
index,
dry
matter/grain
production
efficiency,
reuse
closely
related
parameters.
In
MN
HN
treatment,
negatively
correlated
onset
time
(T0)
final
index
(CIf),
but
positively
rate
(Rmean).
Increasing
increased
T0
CIf,
decreased
Rmean,
transport/reuse
efficiency.
Compared
cultivar
CY167
normal
“stay-green”
CY927
had
higher
T0,
less
volatilization
loss,
while
conclusion,
affects
influencing
Water,
Journal Year:
2023,
Volume and Issue:
15(15), P. 2755 - 2755
Published: July 29, 2023
Hetao
Irrigation
District
(HID)
is
one
of
the
main
regions
for
maize
and
sunflower
production
in
North
China.
However,
water
resource
shortages
soil
salinization
greatly
limit
production.
The
surface
irrigation
method
HID;
however,
now,
plastic
mulching
drip
area
increasing
to
reduce
enhance
crop
yield.
In
this
study,
water,
salt,
nitrogen
contents
at
0–100
cm
layer
under
non-mulching
conditions
with
irrigation—fertilizer
broadcast
practice
fertigation
were
investigated
elongation
maturation
stages
2021
2022
seasons.
results
show
that
methods
influenced
salt
ionic
(NO3−
NH4+)
distributions
and,
ultimately,
Mulching
reduced
content
0–20
by
a
mean
35.7%
18.6%
condition.
NO3−
system
was
approximately
8
times
higher
than
out
mulching.
However
condition,
8–10
lower
distributed
uniformly
each
deeper
40
depth,
indicating
minor
effects
NH4+
decreased
as
depth
increased
layer,
insignificant
influence
practice.
As
result,
yield
drip-mulching
condition
11%
(10.6~11.4%)
surface-mulching
two
Given
currently
primary
(HID),
we
have
proposed
three
approaches
aimed
enhancing
through
improvement
levels
practices.
