Agronomy,
Год журнала:
2024,
Номер
14(12), С. 2788 - 2788
Опубликована: Ноя. 24, 2024
The
growth
of
the
global
population,
coupled
with
concomitant
economic
development,
has
resulted
in
generation
a
substantial
quantity
waste.
transition
European
Union’s
economy
towards
closed-loop
model
is
prompting
comprehensive
search
for
waste
management
concepts
across
range
industrial
sectors.
objective
this
study
to
valorise
deinking
paper
sludge,
which
high
potential
soil
formation
due
its
organic
matter
content.
To
produce
organic–mineral
fertiliser,
sludge
was
subjected
acid
hydrolysis,
then
neutralised
KOH
solution
and
enriched
poultry
litter
ash.
final
products
were
characterised
terms
their
nutrient
heavy
metal
bioavailability
phosphorus,
along
forms
it
occurs
fertilisers,
determined
through
implementation
five-step
fractionation
procedure.
Furthermore,
an
eight-week
incubation
period
conducted
assess
fertilisers’
performance
soil.
Soil
samples
tested
on
weekly
basis
pH,
water-soluble
bioavailable
phosphorus
content
using
spectroscopic
method
after
previous
extraction
water
Bray’s
solution,
catalase
activity
titrimetric
method.
resulting
fertilisers
found
meet
requirements
organo-mineral
categorised
as
PK-type
total
24.6–39.3%.
Fractionation
studies
demonstrated
that
contained
20–30%
potentially
phosphorus.
long-term
release
from
confirmed
studies.
Additionally,
observed
contribute
increase
Heliyon,
Год журнала:
2025,
Номер
11(2), С. e42094 - e42094
Опубликована: Янв. 1, 2025
Hydrolytic
enzymes
(cellulase,
pectinase,
xylanase)
producing
bacteria
were
isolated
from
compost,
garden
soil
and
wastewater.
Out
of
63
bacterial
isolates,
CMB10
SFMB9,
selected
for
study
due
to
their
enzymatic
potential,
with
relative
enzyme
activity
ranging
0.5
0.8.
Both
Gram-negative,
rod-shaped
non-motile.
They
phenotypically
characterized
concerning
Bergey's
Manual
Determinative
Bacteriology
followed
by
molecular
characterization
16S
rRNA
gene
sequencing
SFMB9
identified
as
Olivibacter
oleidegradans
Agrobacterium
pusense,
respectively.
The
two
isolates
tested
in-vitro
rice
stubble
degradation.
highest
degradation
(86.3
%)
was
recorded
in
the
case
co-inoculated
treatment
on
45th
day
compared
individual
microbial
treatments
(P
<
0.05).
However,
there
a
significant
difference
between
all
uninoculated
control
15,
30
incubation.
Scanning
electron
microscopic
images
confirm
distortion
microfibrillar
structure
cultures.
hydrolytic
detected
days
post-inocualtion,
where,
cellulase
at
(95.77
U/ml).
There
an
effective
decrease
C/N
ratio
inoculated
trials
26.4
14.2
45
composting.
This
compost
had
positive
stimulatory
effect
growth
Glycin
max,
evidenced
≈
10
%
increase
chlorophyll
content
leaves,
≈25-45
root
shoot
length,
respectively,
control.
reported
here
first
time
degradation,
show
potential
large-scale
Forests,
Год журнала:
2025,
Номер
16(3), С. 471 - 471
Опубликована: Март 7, 2025
There
is
an
increasing
number
of
studies
providing
evidence
that
multi-species
tree
plantations
possess
more
advantages
in
terms
species-specific
diameter,
growth
rates,
and
soil
properties
than
monocultures.
In
order
to
clarify
the
effect
a
plantation
on
leaf
nutrition
fertility,
statistical
analysis
was
carried
out
properties,
as
well
enzyme
activity,
from
two
repeatedly
measured
stands
Qingliangsi
Forest
District
Dengfeng
Station.
For
analysis,
plots
were
categorized
into
type
A
B
according
different
forest
structures.
Type
mixed
Quercus
variabilis
Platycladus
orientalis,
while
pure
stand
variabilis.
The
results
clearly
showed
water
content
P.
orientalis
greater
Q.
total
water,
free
fatty
acids,
soluble
sugar,
flavonoid,
tannin,
lignin,
cellulose,
hemicellulose
contents
higher
those
A.
Furthermore,
moisture
apparently
stand.
Soil
peroxidase
activity
highest
both
among
10
activities.
Meanwhile,
there
significant
difference
between
catalase
acid
phosphatase
urease,
leucine
aminopeptidase,
sucrase
significantly
correlated
with
multiple
addition,
based
correlation
results,
we
noted
had
complex
relationships
activity.
Compared
monoculture
stands,
appeared
have
complicated
preferable
conservation
capabilities.
These
further
verify
beneficial
role
holding
capacity
improving
quality.
broad-leaved
deciduous
species,
evergreen
coniferous
species.
Our
study
indicates
these
native
Chinese
species
are
suitable
target
when
constructing
forests.
They
can
increase
interaction
enhance
activities,
improve
soil.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Май 5, 2025
The
aim
of
this
study
was
to
investigate
the
effects
different
preservatives
and
drying
methods
on
nutrient
composition
mould
counts
oat
hay
pellets.
Oat
pellets
were
divided
into
5
groups:
CON
(without
additives,
control),
CAP
(with
5%
calcium
propionate),
CUR
curcumin),
SKU
Scutellaria
baicalensis)
KC
2%
potassium
carbonate).
nutrients
each
group
determined
after
air
drying,
at
50
°C
with
forced
for
48
h
96
h,
respectively.
Compared
significantly
increased
dry
matter
content
oat.
Under
times
methods,
addition
air-drying
more
effective
improving
crude
protein
but
not
positive
In
addition,
under
dried
reducing
contents
neutral
detergent
fibres
acidic
fibres.
most
during
in
resulted
higher
CP
lower
only
also
which
indicates
its
potential
use
production.
