PLoS ONE,
Год журнала:
2024,
Номер
19(7), С. e0305385 - e0305385
Опубликована: Июль 8, 2024
Fertilizer
application
is
the
basis
for
ensuring
high
yield,
quality
and
efficiency
of
farmland.
In
order
to
meet
demand
food
with
increasing
population,
nitrogen
fertilizer
will
be
further
increased,
which
lead
problems
such
as
N
2
O
emission
loss
from
farmland,
it
easily
deteriorate
soil
water
environment
not
conducive
sustainable
development
modern
agriculture.
However,
optimizing
management
an
important
way
solve
this
problem.
While,
due
differences
in
study
conditions
(geographical
location,
environmental
conditions,
experimental
design,
etc.),
leading
results
obtained
literatures
about
different
strategies
have
significant
differences,
requiring
comprehensive
quantitative
analysis.
Therefore,
we
analyzed
effects
(different
types
rates)
on
emissions
fields
(rice,
wheat
maize)
based
Meta-analysis
using
67
published
studies
(including
1289
comparisons).
For
three
crops,
inorganic
significantly
increased
on-farm
by
19.7–101.05%
all
three;
organic
28.16%
69.44%
maize
fields,
respectively,
but
rice
field
reduced
58.1%.
The
showed
that
overall,
fertilizers
resulted
higher
farmland
compared
fertilizers.
addition,
study,
average
annual
temperature,
precipitation,
type,
pH,
total
content,
carbon
bulk
weight
were
used
main
influencing
factors
under
strategies,
can
provide
a
reference
integrated
measures
control
greenhouse
gas
agricultural
soils.
Global Ecology and Conservation,
Год журнала:
2020,
Номер
22, С. e00933 - e00933
Опубликована: Янв. 22, 2020
Nitrogen
(N)
fertilizers
increase
agricultural
yields,
but
also
lead
to
the
release
of
greenhouse
gases
nitrous
oxide
(N2O)
and
ammonia
(NH3).
This
not
only
reduces
efficiency
N
use,
results
in
climate
change
loss
biodiversity.
The
use
nitrification
inhibitors
may
improve
reduce
emission
gases.
We
tested
three
(NZONE
MAX,
Piadin
N-(n-butyl)
thiophosphoric
triamide
(NBPT))
added
two
common
(urea
urea
ammonium
nitrate
(UAN))
determined
emissions
CO2,
N2O
NH3
evaluate
effectiveness
these
our
understanding
soil
nitrogen
cycle.
NBPT
effectively
reduced
volatilization
by
50%
(from
3.0
g
NH3-N
m−2
alone
1.4
+
NBPT).
decreased
0.98
N2O-N
0.15
from
0.81
UAN
0.39
Piadin)
inhibiting
conversion
NH4+
NO3−.
However,
although
was
found
be
an
effective
inhibitor,
risk
higher
4.5
with
addition
cannot
neglected
environmental
economical
evaluations.
Journal of Integrative Agriculture,
Год журнала:
2023,
Номер
22(11), С. 3549 - 3559
Опубликована: Июль 5, 2023
Reducing
ammonia
(NH3)
and
nitrous
oxide
(N2O)
emissions
have
great
effects
on
mitigating
nitrogen
(N)
nutrient
loss
greenhouse
gas
emissions.
Controlled
release
urea
(CRU)
can
control
the
N
rate,
which
reduces
reactive
increases
use
efficiency
relative
to
conventional
(CU).
However,
crucial
factors
influencing
responses
of
NH3
N2O
CRU
CU
are
still
unclear.
In
this
study,
we
evaluated
based
collected
field
data
with
a
meta-analysis.
reduced
by
32.7
25.0%
compared
CU,
respectively.
According
subgroup
analysis,
presented
better
mitigation
in
soils
pH
6.5-7.5
(-47.9
-23.7%)
either
pH<6.5
(-28.5
-21.4%)
or
pH>7.5
(-29.3
-17.3%),
rice
season
(-34.8
-29.1%)
wheat
(-19.8
-22.8%).
The
increased
from
rainfed
(-30.5
-17.0%)
irrigated
(-32.5
-22.9%),
then
paddy
systems.
addition,
response
emission
soil
total
(TN);
however,
TN
did
not
significantly
affect
volatilization.
reduction
was
greater
sandy-textured
(-57.7%)
loam-
(-32.9%)
clay-textured
(-32.3%)
soils,
whereas
texture
emission.
Overall,
good
option
for
reducing
agricultural
production.
This
analysis
improves
our
understanding
environmental
management
under
application,
these
site-specific
should
be
considered
when
applying
reduce
increase
NUE.
