Sustainability,
Journal Year:
2023,
Volume and Issue:
15(11), P. 8984 - 8984
Published: June 2, 2023
A
high
pH,
low
solubility
of
bound
plant
nutrients,
and
negative
impacts
on
microbial
communities
are
common
drawbacks
biomass
ash
(BA)
vermicomposting.
In
this
study,
nutrient-rich
BA
mixed
with
cow
manure
was
tested
at
three
different
application
rates
to
obtain
final
nitrogen
(N),
phosphorus
(P),
potassium
(K)
contents
3.5%,
7.0%,
10.0%
for
bio-based
fertilizers
via
The
results
showed
that
all
blends
made
increased
fermentation
temperatures
allowed
successful
worm
activity
during
the
subsequent
vermicomposting
phase.
order
indicator
enzyme
activities
in
samples
urease
(220
μg
NH4
g−1
h−1)
>
β-glucosidase
(95
PNP
alkaline
phosphatase
(91
arylsulfatase
(83
acid
(60
h−1).
As
an
nutrient
bioavailability,
correlations
were
observed
between
diversity
vermicompost
samples.
Determination
coefficients
(R2)
obtained
from
multiple
linear
regressions
bacterial
population
T0,
T1,
T2,
T3
determined
as
0.90,
0.65,
0.73,
respectively.
According
a
novel
metagenome-based
approach
proposed
within
scope
present
stimulatory
effects
Flavobacteriales,
Burkholderiales,
Saccharimonadales,
Pseudomonadales
found
be
significant
positive.
findings
study
demonstrated
composting
could
sustainable
technology
production
slow-release
fertilizer
waste
material.
Advances in environmental engineering and green technologies book series,
Journal Year:
2025,
Volume and Issue:
unknown, P. 393 - 420
Published: Jan. 16, 2025
This
chapter
explores
the
transformative
potential
of
advanced
recycling
technology
(ART)
in
strengthening
local
communities
and
fostering
sustainable
growth.
With
escalating
global
waste
management
crisis
pressing
need
for
solutions,
ART
emerges
as
a
pivotal
innovation.
The
discusses
use
Art
Recycling
resource,
highlighting
its
environmental
benefits,
socio-economic
integration
with
AI
IoT
while
also
ecological
impact.
successful
implementations
globally,
challenges
faced,
policy
frameworks,
strategic
planning,
government
incentives,
public-private
partnerships,
infrastructure
development.
It
advocates
holistic
approach
to
management,
integrating
address
concerns,
stimulate
economies,
promote
social
equity,
achieve
sustainability
goals.
Fermentation,
Journal Year:
2025,
Volume and Issue:
11(2), P. 48 - 48
Published: Jan. 22, 2025
Anaerobically
digested
digestate
is
mostly
used
as
organic
fertilizer,
but
there
still
a
potential
risk
of
heavy
metal
pollution.
Biochar
and
bio-organic
fertilizer
through
passivation
can
effectively
reduce
the
mobility
ions
in
soil,
with
strong
adsorption
capacity
metals,
are
widely
soil
remediation.
In
this
study,
raw
material
supplemented
biochar
was
applied
to
simulated
metal-contaminated
its
effects
on
content
transformation
forms
crop
systems
were
systematically
investigated.
The
application
biochar-based
soils
resulted
large
differences
morphological
distribution
which
reflected
significant
decrease
metals
weakly
acid-extractable
state
an
increase
residue
state,
promoted
from
state.
There
accumulation
above
ground
below
parts
cabbage,
Cu,
Zn,
Cd,
Pb
mainly
accumulated
plants.
present
study
offers
effective
methodology
for
remediation
plant
contamination
by
range
(Cu,
Pb),
weak
acid
extraction
stage
stage.
This
approach
particular
significance
advancement
sustainable
agriculture
environmental
IOP Conference Series Earth and Environmental Science,
Journal Year:
2025,
Volume and Issue:
1453(1), P. 012057 - 012057
Published: Feb. 1, 2025
Abstract
The
anaerobic
digestion
of
fruit
and
vegetable
waste
(FVW)
presents
a
promising
approach
for
sustainable
management
resource
recovery.
By
characterizing
its
nutrient
profile,
this
study
explores
the
potential
FVW
digestate
as
an
organic
fertilizer.
FVW,
comprising
orange,
Chinese
cabbage,
cucumber,
tomato,
was
processed
into
slurry
mixed
with
sludge
inoculum
in
pilot
plant
digester.
process,
conducted
batch
mode
under
ambient
temperature,
monitored
over
10
days,
achieving
stable
pH
range
6.5
to
7.5.
Results
showed
that
contained
significant
concentrations
essential
nutrients:
nitrogen
(5.4%),
phosphorus
(6470
mg/Kg),
potassium
(13700
calcium
(17400
iron
(11500
magnesium
(3840
copper
(88
zinc
(574
mg/Kg).
These
findings
indicate
is
viable
source
fertilizer,
offering
high
content,
particularly
calcium.
However,
varied
from
previous
studies
on
food
digestate,
highlighting
influence
feedstock
composition
outcomes.
Future
research
should
focus
assessing
heavy
metal
content
exploring
effectiveness
agricultural
practices.
Food Technology and Biotechnology,
Journal Year:
2025,
Volume and Issue:
63(2)
Published: April 20, 2025
Research
background.
The
escalating
growth
in
Malaysian
population
has
resulted
the
rise
of
kitchen
waste
generation,
especially
inedible
organic
waste,
which
is
generally
disposed
to
landfills
and
impacts
environment.
Apart
from
that,
increasing
demand
for
chicken
products
Malaysia
led
a
significant
increase
manure
production,
with
anaerobic
digestion
being
explored
further,
there
concern
utilization
digestate.
Hence,
this
research
addresses
challenge
treating
digestate
by
exploring
effectiveness
composting
vermicomposting
methods
via
comparative
analysis.
With
integration
specifically
spent
coffee
grounds,
bone
used
towel,
study
aims
enhance
imbalanced
physicochemical
properties
Experimental
approach.
Before
composting,
characterisation
was
performed
investigate
initial
properties.
Four
setups
comprising
substances
were
established
physical
appearance,
temperature
pH
profile,
enhancement
nitrogen,
phosphorus
potassium
content,
mass
reduction
final
compost
upon
50-day
composting.
Results
conclusions.
vermicompost
additives
observed
nutrient
an
NPK
ratio
1:3.57:6.58
lower
moisture
content
48.92
%,
requiring
shortest
maturity
duration
(20
days),
highest
(55.11
%).
Novelty
scientific
contribution.
novelty
highlights
valorisation
as
biofertilizers.
output
achieved
promoting
sustainable
alternative
accommodate
besides
conventional
waste-to-landfill
approach,
while
addressing
pain
point
digestate,
primarily
its
properties,
macronutrients,
pH,
content.
In
contrast
previous
studies,
framework
work
investigates
both
incorporation
namely
meals,
towels
enhancing
Discover Agriculture,
Journal Year:
2024,
Volume and Issue:
2(1)
Published: Dec. 26, 2024
Recent
climate
variability,
limited
fertile
land
availability
and
soil
degradation
are
major
constraints
to
achieve
food
security
for
an
ever-increasing
human
population.
The
adoption
of
intensive
agriculture
practices
highly
productive
agrosystems
coupled
with
use
agrochemicals
has
caused
significant
increases
in
production
worldwide.
This
exhaustive
system
generation
accumulation
large
quantities
organic
wastes,
which
cause
environmental
pollution,
deteriorate
health
increase
public
hazards.
Conventional
methods
waste
management
such
as
situ
burning
landfilling
chemical
labour
intensive,
expensive
energy-consuming,
negatively
impact
the
environment.
Therefore,
sustainable,
eco-friendly
socially
acceptable
agri-technologies
have
been
developed
value-added
wastes
obviate
pollution
problem.
These
biological
technologies
composting,
anaerobic
digestion,
vermicomposting,
biochar,
phytostimulants,
bioremediation
pollutants
opened
new
vista
management.
addition
processed
amendments
(i.e.,
compost,
vermicompost,
biogas
slurry
biochar)
matter
nutrients
availability,
stimulates
microbial
community,
contributes
towards
biocontrol
pathogens
also
causes
detoxification
pesticides.
Furthermore,
amendment
material,
singly
or
beneficial
microbes,
improved
health,
promoted
growth
plants
increased
crop
yields
less
dependency
on
fertilizers.
In
this
article,
current
used
accumulated
discussed
improving
sustainable
production,
while
maintaining
sustainability.
