Electric
field
assisted
composting
technology
is
a
novel
and
efficient
approach
to
composting;
however,
it
still
faces
many
challenges,
such
as
the
nitrogenous
gas
emission
limited
electrical
conductivity.
The
objective
of
this
study
was
develop
additive
(Fe-BTC/BC)
examine
its
effect
on
emissions
during
electric
composting.
results
demonstrated
that
incorporating
Fe-BTC/BC
reduced
NH3
N2O
by
47.05%
19.83%,
compared
control
check
CK).
Microbiological
analysis
indicated
enhanced
abundance
nitrifying
functional
microbes,
Bacillus,
decreased
denitrifying
microbes.
In
addition,
REDOX
activity
Fe-BTC/BC.
These
findings
indicate
has
synergistic
facilitates
nitrogen
conversion
efficiency
altering
microorganisms
accelerating
electron
transfer.
This
provides
an
important
scientific
basis
for
development
materials
gases
reduce
in
compost.
Sustainability,
Год журнала:
2025,
Номер
17(2), С. 538 - 538
Опубликована: Янв. 12, 2025
This
study
used
ceramsite
and
superphosphate
as
exogenous
additives
for
composting
garden
wastes.
It
investigated
the
changes
in
temperature,
pH,
lignocellulose,
enzyme
activity,
humic
substrates,
humification
parameters
during
process.
A
total
of
four
treatments—T0
(CK),
T1
(ceramsite),
T2
(superphosphate),
T3
(superphosphate
+
ceramsite)—were
tested
a
50-day
experiment.
was
found
that
formation
compost
substrate
could
be
increased
to
14.69%
under
action
ceramsite.
In
addition,
promoted
lignocellulose
degradation,
improved
enhanced
material
conversion
At
same
time,
also
substrates
but
less
effective
than
Ceramsite
is
best
additive
promoting
maturation.
Microorganisms,
Год журнала:
2025,
Номер
13(4), С. 768 - 768
Опубликована: Март 28, 2025
Phosphate
tailings
are
usually
rich
in
phosphorus
and
some
other
mineral
nutrients,
which
is
very
suitable
for
composting.
In
this
study,
60
days
of
composting
using
phosphate
tailings,
chicken
manure,
straw
resulted
a
significant
decrease
total
nitrogen
(TN)
content
from
1.75
±
0.12
g/kg
to
0.98
0.23
(p
<
0.01),
with
retention
56%,
an
increase
water-soluble
(Ws-P)
3.24
0.14
mg/kg
7.21
0.09
mg/kg,
immediate
potassium
(AK)
0.56
0.21
1.90
0.11
0.05).
Metagenomic
sequencing
showed
little
changes
the
diversity
abundance
microbial
communities
before
after
composting,
but
species
composition
archaea,
bacteria,
fungi
differences
community
structure
Composting
contributed
lower
gene
ARGs
MRGs.
The
addition
combined
functions
chemical
regulation
nutrient
enrichment,
its
synergistic
effect
significantly
optimized
cycling
system.
