Remediation of As(III)-contaminated soil by biochar-loaded Fe-Mn oxides: remediation efficiency and mechanism
Wenjie Zhang,
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Xiang'ao Qin,
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Xibin Li
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et al.
Environmental Research,
Journal Year:
2025,
Volume and Issue:
unknown, P. 121008 - 121008
Published: Jan. 1, 2025
Language: Английский
The Responses of Crop Yield and Greenhouse Gas Emissions to Straw Returning from Staple Crops: A Meta-Analysis
Yajin Hu,
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Penghui Ma,
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Zhihua Yang
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et al.
Agriculture,
Journal Year:
2025,
Volume and Issue:
15(4), P. 408 - 408
Published: Feb. 15, 2025
The
practice
of
straw
returning
to
agricultural
fields
(SRF)
affects
crop
yields
and
greenhouse
gas
(GHG)
emissions.
However,
the
responses
GHG
emissions
vary
significantly
due
diverse
climatic
conditions,
soil
field
management
practices.
In
this
study,
we
conducted
a
meta-analysis
assess
effects
SRF
on
yield
from
staple
crops
in
China.
Our
results
indicate
that
average
increment
three
is
13.00%
with
SRF.
Moreover,
decreased
N2O
compared
those
without
regions
800–1200
mm
MAP,
SOC
>
20
g
kg–1,
0.9–1.5
kg–1
TN,
pHs
6.5–7.5,
duration
<
3
years,
rice
cultivation
systems,
partial
irrespective
properties,
or
practices,
increased
CO2
returning.
Additionally,
while
CH4
paddy
fields,
it
had
no
discernible
effect
uptake
upland
These
findings
offer
valuable
insights
for
optimizing
practices
reducing
farmland
ecosystems.
Language: Английский
The Impact of the Soil Environment and Surface Mulching on N2O Emissions from Farmland
Qian Chen,
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Lei Chang,
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Khuram Shehzad Khan
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et al.
Sustainability,
Journal Year:
2025,
Volume and Issue:
17(6), P. 2502 - 2502
Published: March 12, 2025
A
reduction
in
emissions
of
nitrous
oxide
(N2O),
one
the
three
major
greenhouse
gases,
is
important
for
achieving
environmental
sustainability
and
carbon
neutrality
goals.
Agricultural
fields
are
primary
source
N2O
emissions,
their
management
measures
influence
gas
emission
reductions
greening
agriculture.
Among
these
practices,
cover
cropping
plays
a
key
role
promoting
sustainable
agricultural
production
as
technique
efficient
water
use
increasing
crop
yields
water-scarce
regions
worldwide.
The
present
paper
systematically
reviews
various
soil
factors,
such
temperature,
moisture,
pH,
carbon,
nitrogen
contents,
well
cycle-related
enzymes,
microorganisms
mulching
including
general
straw
mulching,
on
from
fields.
This
review
suggests
that
future
research
should
explore
long-term
effects
different
materials
application
rates
durations
emissions.
Furthermore,
networked
mathematical
model
causal
analysis
be
employed
to
elucidate
relationships
among
cycle
microorganisms,
consumption.
These
studies
will
help
deepen
our
understanding
cycling
processes
agroecosystems
with
aim
developing
environmentally
friendly
technologies
green
development.
Language: Английский