Soil Science Society of America Journal,
Год журнала:
2024,
Номер
89(1)
Опубликована: Дек. 13, 2024
Abstract
In
the
coming
decades,
humanity
will
be
faced
with
challenge
of
feeding
10
billion
people
and
managing
large
quantities
solid
waste.
These
issues
can
mitigated
through
development
sustainable
fertilizers
derived
from
electrochemically
treated
waste
activated
sludge
(EWAS)
while
promoting
a
nitrogen
circular
economy.
This
study
investigates
chemistry
novel
to
determine
their
soil
dynamics.
Untreated
(WAS)
EWAS
were
applied
agricultural
potting
mix,
resulting
aqueous
samples
analyzed
nitrogen,
phosphorous,
carbon
adsorption
release
behaviors.
Commercial
inorganic
natural
utilized
for
comparison.
X‐ray
absorption
near‐edge
structure
(XANES)
spectroscopy
was
performed
characterize
phosphorus
speciation
in
phases
fertilizers.
Results
indicated
that
WAS
released
less
total
into
solution
than
other
treatments
due
organoclay
complexation
biomolecules
differences
solubility
species.
Samples
containing
higher
percentage
organic
deformation
matter
by
alkaline
electrolysis
process.
The
increased
electrochemical
Solid‐phase
characterized
XANES
analysis
as
struvite,
which
is
finding
important
implications
P
management
waste‐based
experimental
findings
suggest
fertilizing
could
result
reduced
runoff
improved
health
facilitating
domestic
fertilizer
production.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Май 20, 2024
Abstract
Large
amount
of
wastes
are
burnt
or
left
to
decompose
on
site
at
landfills
where
they
cause
air
pollution
and
nutrient
leaching
groundwater.
Waste
management
strategies
that
return
these
food
agricultural
soils
recover
the
carbon
nutrients
would
otherwise
have
been
lost,
enrich
improve
crop
productivity.
The
incorporation
liming
materials
can
neutralize
protons
released,
hence
reducing
soil
acidity
its
adverse
impacts
environment,
security,
human
health.
Biochar
derived
from
organic
residues
is
becoming
a
source
input
provides
multifunctional
values.
be
alkaline
in
nature,
with
level
alkalinity
dependent
upon
feedstock
processing
conditions.
This
study
conducted
characterization
biochar
pyrolysis
process
eggplant
Acacia
nilotica
bark
temperatures
300
°C
600
°C.
An
analysis
was
kinds
determine
their
pH,
phosphorus
(P),
as
well
other
elemental
composition.
proximate
by
ASTM
standard
1762-84,
while
surface
morphological
features
were
measured
using
scanning
electron
microscope.
exhibited
greater
yield
higher
fixed
possessing
lower
content
ash
volatile
components
compared
eggplant.
exhibits
ability
acacia
bark-derived
biochar.
calcium
carbonate
equivalent,
potassium
(K),
(P)
levels
biochars
increased
temperature
increased.
results
suggest
could
beneficial
resource
for
storing
soil,
addressing
enhancing
availability,
particularly
acidic
soils.
Agronomy,
Год журнала:
2025,
Номер
15(4), С. 882 - 882
Опубликована: Март 31, 2025
The
objective
of
this
study
was
to
evaluate
the
nutritive
value
three
sugarcane
genotypes
treated
with
1.5%
CaO
and
stored
for
different
periods.
A
split-plot
design
used
experiment.
treatments
consisted
a
3
×
factorial
design,
involving
(IAC-862480,
SP-791011,
CTC-3)
storage
periods
(24,
48,
72
h).
No
significant
effect
genotype
(p
>
0.05)
observed
on
ether
extract
(EE),
hemicellulose,
or
total
carbohydrate
contents.
However,
effects
<
were
noted
dry
matter
(DM),
crude
protein
(CP),
acid
detergent
fiber
(ADF),
cellulose,
lignin,
non-fibrous
carbohydrates
(NFC),
digestible
nutrients
(TDN)
Furthermore,
in
vitro
DM
digestibility
(IVDMD),
as
well
+
B1,
B2,
C
fractions.
time
found
DM,
organic
matter,
CP,
EE,
IVDMD,
fraction
In
contrast,
had
ADF,
NFC,
carbohydrates,
TDN,
B2
Calcium
oxide
effective
preserving
nutritional
characteristics
up
h
storage.
SP-791011
IAC-862480
exhibited
higher
value.
Further
experiments
are
needed
determine
safe
amount
feed
component
that
can
be
ingested
by
ruminants.
RSC Advances,
Год журнала:
2024,
Номер
14(32), С. 23466 - 23482
Опубликована: Янв. 1, 2024
The
global
promotion
of
decarbonisation
through
the
circular
solutions
and
(re)use
bio-based
resources
(BBR),
i.e.
waste
streams,
notably
from
agricultural,
forest
municipal
sectors
has
steadily
increased
in
recent
decades.
Among
transformative
offered
by
BBR,
biosolids
(BS),
biochars
(BC),
bioashes
(BA)
specifically
attract
scientific
attention
due
to
their
highly
complex
organo-mineral
matrices,
which
present
significant
potential
for
recovery
agro-/forest-ecosystems.
These
materials
enhance
various
soil
(i)
chemical
(pH,
macro/micro
nutrient
concentrations,
organic
matter
content),
(ii)
physical
(porosity,
water-air
relations,
compaction)
or
(iii)
microbial
(diversity,
activity)
properties.
Furthermore,
some
transformed
BBR
contribute
a
multitude
environmental
services
such
as
remediation
contaminated
sites
wastewater
treatment,
employing
cost-effective
eco-friendly
approaches
that
align
with
economy/waste
management
principles,
ultimately
contributing
climate
change
mitigation.
However,
several
challenges
impede
widespread
utilization/transformation
including
technological
limitations
processing
application,
concerns
about
contamination
(e.g.,
PAHs,
PCBs,
micro/nano
plastics
BS),
toxicity
issues
heavy
metals
BA
nanoparticles
BC),
regulatory
constraints
non-uniform
regulations
governing
reuse
BS).
Addressing
these
demands
an
interdisciplinary
intersectoral
approach
fully
unlock
sustainable
efforts.
