Competitive adsorption of exchangeable Al3+ on the surface of lignosulfonate contributes to reducing soil acidification while improving soil fertility: Findings from a density functional theory calculation
Debo He,
No information about this author
Zhixin Dong,
No information about this author
Bo Zhu
No information about this author
et al.
Environmental Technology & Innovation,
Journal Year:
2024,
Volume and Issue:
35, P. 103716 - 103716
Published: June 10, 2024
Soil
acidification
poses
a
significant
threat
to
the
healthy
development
of
agriculture.
Traditional
soil
amendment
involving
lime
(L)
has
notable
limitations.
Therefore,
developing
alternative
methods
address
holds
significance.
In
this
study,
calcium
lignosulfonate
(LC)
was
introduced
different
acidic
purple
soils
assess
its
efficacy
in
reducing
acidity
and
enhancing
fertility.
The
density
functional
theory
(DFT)
calculation
employed
analyze
potential
interaction
mechanisms
LC
decreasing
acidity.
results
indicated
that
2
‰
addition
improved
pH
by
2.8
organic
carbon
26
%
poor-quality
extremely
(with
an
initial
4.4)
after
40-day
pot
experiment.
findings
from
Fourier
Transform
infrared
spectroscopy
(FTIR)
DFT
suggested
competitive
adsorption
between
Al3+
Ca2+
on
surface
groups
(e.g.,
–SO3-
–OH)
contributes
immobilization
exchangeable
Al3+.
These
validate
feasibility
as
application
for
amending
underscore
advantages
fertility
enhancement.
molecular
model
extend
understanding
key
mitigating
acidification.
This
study
will
highlight
agricultural
applications
contribute
more
effective
amendments
ensure
cropland
health
promote
sustainable
Language: Английский
Characterization and valorization of biogas digestate and derived organic fertilizer products from separation processes
Frontiers in Sustainable Food Systems,
Journal Year:
2024,
Volume and Issue:
8
Published: July 12, 2024
Introduction
Anaerobic
digestion
of
manure,
together
with
other
biowastes,
produces
biogas
that
can
substitute
fossil
energy
and
thereby
reduce
CO
2
emissions
post-
greenhouse
gas
emissions.
The
final
digestate
the
process
is
an
organic
fertilizer
rich
in
plant
nutrients
recalcitrant
constituents.
characteristics
quality
depend
on
several
parameters,
such
as
input
feedstocks
operational
conditions
plants.
In
Denmark,
rapid
expansion
sector
recent
years
has
resulted
a
great
variety
used
first
generation
plants
mainly
treated
industrial
wastes,
crops
short
retention
times,
while
new
are
co-digesting
manure
higher
amounts
lignocellulosic
operating
longer
times.
This
study
evaluated
whether
this
shift
feedstock
composition
could
impact
post-digestion
gases
ammonia
during
storage
application
digestate.
Methods
Digestate
samples
from
2015
to
2023
were
collected
analyzed
for
residual
methane
yields.
efficiencies
solid–liquid
separation
applied
investigated
contents
liquid
solid
fractions
evaluated.
Results
discussion
most
evident
change
caused
by
transition
was
average
increase
52%
total
solids
content
digestate,
which
negatively
application.
contrast,
similar
yields
fresh
matter
basis
approximately
5
L/kg
indicated
comparable
risks
storage.
fraction
industrially
separated
presented,
average,
nutrient
concentrations
those
unseparated
presented
K,
lower
ammoniacal
nitrogen,
N
P
than
basis.
yield
101
volatile
solids,
calorific
value
21
MJ/kg
indicating
its
potential
additional
generation.
Language: Английский
Nitrous oxide and methane fluxes from plasma-treated pig slurry applied to winter wheat
Nutrient Cycling in Agroecosystems,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 15, 2024
Abstract
The
use
of
livestock
waste
as
an
organic
fertiliser
releases
significant
greenhouse
gas
emissions,
exacerbating
climate
change.
Innovative
management
practices,
such
treating
slurry
with
plasma
induction,
have
the
potential
to
reduce
losses
carbon
and
nitrogen
environment.
existing
research
on
effectiveness
plasma-treated
at
reducing
nitrous
oxide
(N
2
O)
methane
(CH
4
)
however,
is
not
comprehensive,
although
must
be
understood
if
this
technology
utilised
a
large
scale.
A
randomised
block
experiment
was
conducted
measure
soil
fluxes
N
O
CH
from
winter
wheat
every
two
hours
over
83-day
period
using
automated
chambers.
Three
treatments
receiving
similar
amount
plant-available
were
used:
(1)
inorganic
(IF);
(2)
pig
combined
(PS);
(3)
(TPS).
Cumulative
TPS
(1.14
g
m
−2
greater
than
those
PS
(0.32
IF
(0.13
).
diurnal
pattern
in
observed
towards
end
for
all
treatments,
driven
by
increases
water-filled
pore
space
photosynthetically
active
radiation
decreases
air
temperature.
(3.2
C
considerably
(−
1.4
intensity
(0.2
CO
-eq
kg
grain
−1
twice
that
(0.07
around
six
times
(0.03
Although
induction
reduced
soil,
it
increased
resulting
higher
non-CO
emissions
treatment.
Life-cycle
analysis
will
required
evaluate
whether
upstream
manufacturing
transport
associated
usage
are
outweighed
following
application
treated
soil.
Language: Английский
Ammonia emissions and nitrogen use efficiency of untreated and plasma treated liquid organic materials
Alison Rollett,
No information about this author
J. R. Williams,
No information about this author
Homer F. Priest
No information about this author
et al.
Soil Use and Management,
Journal Year:
2025,
Volume and Issue:
41(1)
Published: Jan. 1, 2025
Abstract
Manure
management
is
a
significant
source
of
ammonia
emissions
in
the
EU.
Ammonia
can
damage
sensitive
habitats,
pose
risk
to
human
health
and
reduce
crop
available
nitrogen
supply
from
organic
materials
manufactured
fertilizers.
Total
ammoniacal‐nitrogen
liquid
consists
both
un‐ionized
gas
ammonium
solution
which
are
at
an
equilibrium
that
pH
temperature
dependant.
At
<6
proportion
very
low,
acidification
recognized
as
technique
for
reducing
materials.
Air
plasma
treatment,
fixes
air
using
strong
electric
current,
lowers
around
5.5,
7–8
untreated
A
series
seven
replicated
field
experiments
were
used
compare
effects
treated
on
emissions,
yield
use
efficiency
following
application
winter
wheat.
Results
showed
28%–83%
lower
than
similar
mineral
nitrate
same
experiments.
The
increased
fertilizer
value
(compared
with
materials)
by
45%.
reduced
requirement
purchased
applications
meet
optimum
demand.
Language: Английский
Plasma treating water for nitrate based nitrogen fertilizer - a review of recent device designs
Current Opinion in Green and Sustainable Chemistry,
Journal Year:
2024,
Volume and Issue:
unknown, P. 100978 - 100978
Published: Oct. 1, 2024
Language: Английский
Effect of slurry separation and air-plasma treatment on NH3 and VOC emissions from field applied biogas digestate and pig slurry to grassland
Biosystems Engineering,
Journal Year:
2024,
Volume and Issue:
247, P. 257 - 266
Published: Oct. 17, 2024
Language: Английский
Preliminary tests on carbon and nitrogen emissions and nutrients availability upon application of algal-bacterial granules to arid and low fertility soil
Xiaochuan Dong,
No information about this author
Sicheng Zhang,
No information about this author
Xingyu Chen
No information about this author
et al.
Chemical Engineering Journal,
Journal Year:
2024,
Volume and Issue:
492, P. 152250 - 152250
Published: May 15, 2024
Language: Английский
Replacing Chemical Fertilizer with Separated Biogas Slurry to Reduce Soil Nitrogen Loss and Increase Crop Yield—A Two-Year Field Study
Zichao Zhao,
No information about this author
Longyun Fu,
No information about this author
Yao Li
No information about this author
et al.
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(6), P. 1173 - 1173
Published: May 30, 2024
The
application
of
biogas
slurry
in
agriculture
production
is
regarded
as
a
sustainable
method
for
mitigating
the
environmental
impacts
fertilization.
To
investigate
effects
on
soil
nitrogen
loss
and
crop
yield,
field
plot
experiment
was
conducted
within
wheat–maize
rotation
system.
This
study
assessed
three
levels
substitution,
50%
(BSF),
100%
(BS),
150%
(EBS),
yield
silage
maize
wheat,
use
efficiency,
loss.
findings
revealed
that
first
year
(characterized
by
high
rainfall),
led
to
increased
NH3
emissions
leaching,
resulting
notable
rise
annual
Additionally,
it
observed
amount
applied
increased,
also
rose
correspondingly.
However,
second
(a
period
drought
conditions),
despite
elevated
from
slurry,
there
significant
reduction
which
resulted
reductions
14.2%
20.0%
BSF
BS
treatments,
respectively,
with
comparable
input
fertilizer
treatment.
Throughout
both
years,
did
not
decrease
notably,
treatment
even
enhanced
utilization
efficiency.
Compared
other
EBS
increase
an
rate;
reduced
efficiency
N
In
conclusion,
employing
replace
chemical
(equivalent
substitution)
during
years
can
enhance
reduce
loss,
sustain
yield.
When
applying
substantial
rainfall,
effective
measures
should
be
implemented
mitigate
Language: Английский
Vegetation restoration has an implication for fungal diversity and composition in a degraded temperate desert type rangeland of China
Ecological Engineering,
Journal Year:
2024,
Volume and Issue:
207, P. 107348 - 107348
Published: July 24, 2024
The
degradation
of
temperate
desert
type
rangeland
leads
to
decreased
vegetation
diversity
and
soil
nutrients
levels.
Grazing
prohibition
artificial
revegetation
are
common
strategies
for
restoration.
However,
it
is
currently
unknown
the
duration
grazing
affect
microorganisms.
Therefore,
experiments
on
were
conducted
explore
response
microorganisms
these
measures.
Field
during
peak
plant
growth
season
in
Guide
County,
China,
evaluate
methods
involving
revegetation.
We
established
six
experimental
sites,
which
fifteen
years
(P15),
land
located
near
P15
(P15-CK),
eight
(P8),
P8
(P8-CK),
three
(A3),
wasteland
A3
(A3-CK).
results
showed
that
measures
diversity,
whereas
increased
it.
Artificial
led
an
increase
pH
total
carbon,
a
decrease
nitrogen
phosphorus.
amount
PLFA
with
revegetation,
resulted
PLFA.
relative
abundance
Ascomycota
phylum
fungal
diversity.
In
addition,
study
found
communities
primarily
influenced
by
factors
such
as
ammonium
nitrogen,
pH,
rather
than
plants.
Vegetation
restoration
enhances
accumulation
carbon
alters
community
composition
effects
varied.
These
findings
provide
important
information
promotes
nutrient
but
reduces
can
inform
degraded
rangeland.
Language: Английский