Agriculture,
Journal Year:
2024,
Volume and Issue:
14(11), P. 1986 - 1986
Published: Nov. 5, 2024
Greenhouse
gas
and
NH3
emissions
are
exacerbated
by
the
inappropriate
timing
excessive
application
of
nitrogen
(N)
fertilizers
in
wheat
cultivation
China.
In
this
study,
impacts
on
N2O,
CO2,
a
delayed
reduced
N
regime
Huang-Huai-Hai
Plain
were
investigated.
The
treatments
comprised
control
(N0),
conventional
at
270
kg
ha−1
(N270)
optimized
180
(N180),
N180
+
biochar
7.5
t
(N180B7.5),
15
(N180B15),
DMPP
(a
nitrification
inhibitor;
N180D),
N180D
(N180DB7.5),
(N180DB15).
Reduced
(N180)
lowered
N2O
emissions.
Biochar
resulted
4–25%
12–16%
increase
emissions,
respectively.
Application
significantly
decreased
32%
while
concurrently
inducing
9%
Co-application
activity
enzymes
(HAD,
NOO),
resulting
reduction
37–38%
13–14%
No
significant
differences
CO2
observed
among
various
except
N0
treatment.
alone
did
not
affect
grain
yield.
However,
biochar,
combination
with
DMPP,
effectively
increases
findings
suggest
that
N180DB15
treatment
has
potential
to
reduce
enhancing
soil
fertility
(pH,
SOC)
Advanced Materials,
Journal Year:
2023,
Volume and Issue:
35(14)
Published: Jan. 19, 2023
Abstract
Monitoring
nitrogen
utilization
efficiency
and
soil
temperature
in
agricultural
systems
for
timely
intervention
is
essential
crop
health
with
reduced
environmental
pollution.
Herein,
this
work
presents
a
high‐performance
multi‐parameter
sensor
based
on
vanadium
oxide
(VO
X
)‐doped
laser‐induced
graphene
(LIG)
foam
to
completely
decouple
oxides
(NO
)
temperature.
The
highly
porous
3D
VO
‐doped
LIG
composite
readily
obtained
by
laser
scribing
sulfide
(V
5
S
8
block
copolymer
phenolic
resin
self‐assembled
films.
heterojunction
formed
at
the
LIG/VO
interface
provides
enhanced
response
NO
an
ultralow
limit
of
detection
3
ppb
(theoretical
estimate
451
ppt)
room
also
exhibits
wide
range,
fast
response/recovery,
good
selectivity,
stability
over
16
days.
Meanwhile,
can
accurately
detect
linear
range
10–110
°C.
encapsulation
soft
membrane
further
allows
sensing
without
being
affected
.
unencapsulated
operated
elevated
removes
influences
relative
humidity
variations
accurate
measurements.
capability
loss
paves
way
development
future
multimodal
decoupled
electronics
precision
agriculture
monitoring.
Heliyon,
Journal Year:
2022,
Volume and Issue:
8(12), P. e11918 - e11918
Published: Nov. 29, 2022
Farmers
are
the
primary
decision-makers
in
chemical
fertilizer
application.
Identifying
their
reduction
behavior
and
its
influencing
factors
is
critical
to
controlling
surface
source
pollution
caused
by
excessive
fertilizer.
This
paper
incorporates
farmer
characteristic,
technology
cognition
social
capital
into
analytical
framework
of
farmers'
behavior.
Based
on
889
questionnaire
data,
this
constructs
a
Structural
Equation
Model
analyze
from
perspective
differentiation.
The
findings
as
follows.
(1)
Farmer
characteristics,
all
positively
influences
Among
them,
has
highest
degree
influence
behavior,
followed
while
shows
lowest
influence.
(2)
effect
small-scale
pure
insignificant.
However,
part-time
farmers
large
professional
significant,
higher
for
farmers.
(3)
characteristics
(4)
farmers,
significant.
Accordingly,
continuously
promote
reduction,
government
should
focus
strengthening
policy
support,
technical
education
guidance
classification.
