Journal of Social Science and Humanities,
Год журнала:
2024,
Номер
unknown
Опубликована: Апрель 24, 2024
Microbial
enzymes
are
essential
for
the
breakdown
of
complex
organic
materials
and
production
humus
during
composting
process.
This
paper
reviews
key
enzyme
activities
four
typical
matter
patterns
that
change
Protease,
urease,
amylase,
lipase,
lignocellulose,
cellulase
just
a
few
types
examined
along
with
their
effects
on
degradation
in
external
environment.
It
also
provides
an
overview
roles
these
play
various
stages
makes
recommendations
further
research
promotion
composting.
Environmental Technology & Innovation,
Год журнала:
2024,
Номер
34, С. 103584 - 103584
Опубликована: Март 2, 2024
Composting
is
a
biological
aerobic
fermentation
process
that
decomposes
organic
solid
waste
and
converts
it
into
humus.
However,
in
the
of
mineralization
or
humification
matter,
large
amount
nitrogen
will
be
lost.
Therefore,
very
essential
to
find
strategies
increase
retention
during
composting.
This
study
elucidated
mechanism
underlying
promotion
straw
composting
through
addition
leucine
(TL)
phenylalanine
(TP).
The
results
indicated
total
(TN)
content
TL
TP
final
products
were
92.97%
103.90%
higher
than
initial
composting,
respectively,
92.68%
92.58%
CK
(no
amino
acids
addition)
control
group.
was
due
succession
bacterial
community
structure,
from
low-modularity
relationship
with
small
high
aggregation
number
modular
cooperation.
evolution
complexity
stability
played
an
important
role
transformation.
keystones
regulated
change
function.
this
interaction
made
nitrogen-fixing
gene
(nifH)
abundance
effect
significantly
improve
inhibits
denitrification
temperature.
negative
growth
loss
rate
also
confirmed
key
bacteria.
positive
improving
Sustainability,
Год журнала:
2025,
Номер
17(2), С. 575 - 575
Опубликована: Янв. 13, 2025
This
study
examines
nitrogen
transformation
mechanisms
and
compost
quality
in
mesophilic
aerobic
composting
of
wheat
straw,
utilizing
cow
manure
as
a
co-substrate
to
promote
sustainable
agricultural
waste
management.
Two
systems
were
established:
group
A
(control)
B
(10%
addition
by
wet
weight).
The
accelerated
early
organic
matter
decomposition
increased
total
retention
B.
Nitrogen
losses
occurred
primarily
via
ammonia
volatilization
during
the
initial
final
stages,
while
functional
gene
analysis
revealed
enhanced
ammonification
nitrification
both
systems.
Microbial
community
showed
that
promoted
nitrogen-fixing
bacteria
phase
fungi
associated
with
complex
degradation
later
stages.
These
findings
underscore
potential
enhance
maturity,
improve
efficiency,
support
development
practices
contribute
resource
conservation.
