IOP Conference Series Earth and Environmental Science,
Год журнала:
2023,
Номер
1282(1), С. 012051 - 012051
Опубликована: Дек. 1, 2023
Abstract
Growth
performances
of
plants
raised
on
post-coal
mining
lands
are
highly
hampered
by
the
unfavourable
environment
conditions
plant
root
zones.
This
study
was
carried
out
to
find
if
improvement
plan
application
ameliorants
may
boost
growth
performance
(diameter
and
height)
Calliandra
calothyrsus
during
6
months
after
plantation.
Twenty-seven
replicates
3
levels
ameliorant
treatments
(0%v
+
0%v,
10%v
20%v,
20%v
solid
decanter
biochar
for
M
1
,
2
respectively)
were
applied
in
compatible
arrangement
with
completely
randomized
design
(CRD)
procedure.
In
each
replication,
30
seedlings
planted
at
m
x
spacing.
Plant
diameter
height
census,
a
normal
distribution
test
employed
prior
anova
mean
different
defined
LSD
test.
Results
showed
that
growths
significantly
affected
treatment
applied.
gave
1.32
cm,
1.29
1.69
cm
growth,
respectively;
147.4
142.6
161,9
respectively.
We
conclude
is
promising
develop
further
raising
C.
lands.
Environmental Technology,
Год журнала:
2023,
Номер
45(25), С. 5332 - 5345
Опубликована: Дек. 15, 2023
Biochar
addition
plays
an
important
role
in
manure
composting,
but
its
driving
mechanism
on
microbial
succession
and
humification
process
of
human
excreta
composting
is
still
unclear.
In
the
present
study,
biochar
was
explored
by
analysing
pattern
aerobic
without
with
10%
(HF
BHF).
Results
indicated
that
BHF
improved
temperature,
advanced
thermophilic
phase
1
d,
increased
germination
index
49.03%,
promoted
growth
rate
humic
acid
content
17.46%,
raised
compost
product
ratio
to
fulvic
(HA/FA)
16.19%.
regulated
diversity
fungi
bacteria,
increasing
relative
abundance
Planifilum,
Meyerozyma
Melanocarpus
phase,
Saccharomonospora,
Flavobacterium,
Thermomyces
Remersonia
mature
which
accelerates
humification.
Bacterial
communities'
had
obvious
correlation
total
carbon,
nitrogen,
temperature
(P
<
0.05),
while
fungal
communities
influenced
HA/FA
pH
0.05).
This
study
could
provide
a
reference
for
improvement
on-site
harmless
extending
facilitating
addition.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Дек. 28, 2024
Hydrothermal
biochar
has
demonstrated
potential
in
enhancing
crop
growth
by
improving
soil
properties
and
microbial
activity;
however,
its
effectiveness
varies
with
application
rate,
excessive
amounts
potentially
inhibiting
plant
growth.
This
study
employed
a
pot
experiment
approach
to
compare
varying
rates
of
hydrothermal
(ranging
from
0
50
t/ha)
analyze
effects
on
alfalfa
biomass,
photosynthetic
efficiency,
nutrient
content,
community
composition.
Biochar
increased
dry
weight
12.22-21.20%
leaves,
31.60-55.60%
stalks,
5.62-38.05%
roots.
It
also
enhanced
the
light
utilization
efficiency
photosystem
II.
However,
(50
reduced
biomass
photosynthesis.
The
addition
amendments
enhances
availability,
particularly
increasing
accessibility
carbon,
nitrogen,
phosphorus,
while
lowering
pH
enriching
interactions
within
bacterial
communities.
fungal
communities
are
not
pronounced.
In
conclusion,
moderate
(10-20t/ha)
is
recommended
maximize
improve
health,
offering
practical
for
sustainable
cultivation
alfalfa.
Waste Management Bulletin,
Год журнала:
2023,
Номер
1(4), С. 143 - 157
Опубликована: Окт. 12, 2023
The
growth
of
eggplant
(Pusa
Safed
Baingan-1)
was
studied
during
the
semi-arid
(March
to
June)
and
humid
sub-tropical
(July
September)
seasons
New
Delhi,
India.
individual
effects
wheat
straw
biomass
(WSBM),
biochar
(WSBC)
compost
versus
combined
effect
WSBM
plus
WSBC
were
determined
under
field
conditions.
amendments
made
at
two
different
application
rates:
1wt%
2
wt%.
successfully
prepared
in
a
proprietary
kachcha
reactor
(Indian
patent
no.
380920),
designed
using
locally
sourced
clay,
which
clay
materials.
Amendments
characterized
elemental
analyzer,
scanning
electron
(SEM),
transmission
(TEM)
microscopy,
Fourier
transform
infrared
(FTIR)
spectroscopy
X-Ray
diffraction
(XRD).
study
conducted
11
(1x1-meter)
plots
with
replicates.
Basic
soil
health
parameters
including
pH,
electrical
conductivity
(EC),
water
holding
capacity
(WHC),
bulk
density
(BD),
cation
exchange
(CEC),
total
nitrogen
(TN),
available
(AN),
organic
carbon
(SOC),
phosphorus
(AP),
microbial
(MBC)
mineral
contents
are
analyzed.
Observable
plant
characteristics
(germination
percentage,
height,
number
leaves,
fruits,
contents)
also
recorded.
Biochar
amendment
most
beneficial
for
enhancing
majority
these
parameters.
With
respect
control,
20%
decrease
density,
30%
increase
capacity,
122%
carbon,
175%
nitrogen,
123%
473%
.
Furthermore,
115%
CEC
recorded
vs
84%
WSBC.
Synergism
between
reflected
by
high
germination
percentage
(44%),
fruits
(600%),
weight
(243%)
(286%).
Biomass
failed
show
any
positive
influence.
In
summary,
emerges
as
superior
choice
compared
both
when
it
comes
amendments.
Biochar
is
a
carbonaceous
material
derived
from
the
thermochemical
conversion
of
biomass
under
oxygen-lean
conditions.
Its
properties
render
it
many
applications
in
agriculture,
environmental
remediation,
and
catalysis.
Commonly
produced
by
pyrolysis
nitrogen
atmosphere,
biochar
composition
influenced
mainly
residence
time,
heating
rate,
process
temperature.
The
existing
literature
primarily
assesses
properties,
such
as
ultimate,
proximate,
calorific,
porosity,
combustibility,
generated
various
thermo-conversion
However,
there
notable
lack
sufficient
investigation
attention
given
to
practical
application
biochar.
This
article
seeks
bridge
that
gap
enhancing
comprehension
necessary
experimental
assessment
for
specific
proposing
optimization
methods
using
Multi-Criteria
Decision
Analysis
(MCDA).
By
delving
into
these
aspects,
study
offers
concise
overview
production
presents
comprehensive
panorama
based
on
articles
patents.
Additionally,
research
explores
physicochemical
characterization
techniques
associated
with
its
conjunction
MCDA.
approach
aims
uncover
valuable
insights
could
further
advance
sustainable
utilization
wide
range
fields.
Abstract
Phosphorus
is
an
important
element
for
plant
growth.
The
efficient
use
and
recovery
of
phosphorus
crucial
due
to
limited
phosphate
resource
reserves.
This
study
explored
the
potential
application
in
situ
Ca
Mg
co‐doped
biochar
derived
from
tobacco
stem
reclaim
reuse
aqueous
solutions.
We
performed
various
batch
adsorption
experiments
industrial
analysis
based
on
different
parameters.
findings
indicate
that
prepared
using
raw
material
particle
size
range
0.85–2
mm
pyrolyzed
at
800
°C
presented
good
pore
structure
specific
surface
area.
elements
exhibited
great
influence
its
property.
maximum
capacity
stem‐based
was
54.66
mg/g,
experimental
data
agreed
with
Langmuir
equation,
suggesting
monolayer
adsorption.
process
conformed
pseudo‐second‐order
kinetic
indicating
chemisorption
dominant
controlled
by
intra‐particle
diffusion.
Furthermore,
adsorbed
released
under
acidic,
alkaline,
neutral
conditions.
Therefore,
stems
a
environmentally
friendly
low‐cost
adsorbent
recovery.
Land Degradation and Development,
Год журнала:
2024,
Номер
35(10), С. 3330 - 3343
Опубликована: Май 14, 2024
Abstract
As
the
demand
for
food
continues
to
rise,
soil
salinization
and
sodification
pose
an
increasingly
pressing
challenge.
Currently,
there
is
a
knowledge
gap
regarding
how
effectively
improve
saline‐sodic
soils
support
sustainable
agricultural
production,
especially
lack
of
systematic
analysis
on
effects
different
amendments
at
global
scale.
To
address
this
gap,
study
aims
explore
feasibility
using
exogenous
ameliorate
soils,
conducting
global‐scale
meta‐analysis
based
685
data
pairs
from
70
published
studies.
Our
results
showed
that
applying
significantly
reduced
electrical
conductivity
saturated
paste
extract
(ECe)
by
33.0%
exchangeable
sodium
percentage
(ESP)
44.6%,
while
simultaneously
increasing
crop
yield
50.7%.
Heterogeneity
further
unveiled
significant
variations
(
p
<
0.05)
in
overall
effect
size,
driven
factors
such
as
initial
properties
(salinity
ESP
levels),
amendment
type,
climate
practical
management
conditions
(application
dose
experimental
duration).
The
categorical
variable
that,
compared
with
other
levels,
application
severe
was
most
effective
reducing
ECe
enhancing
yield.
Considering
goals
mitigating
salinity,
sodicity,
yield,
suggests
mixed‐type
settings.
It
noteworthy
extremely
high
doses
(greater
than
40
t
ha
−1
)
increased
they
also
posed
risk
salt
accumulation.
In
conclusion,
research
offers
critical
insights
agriculture,
guiding
future
work
health
security
context
environmental
challenges.
Journal of Environmental Quality,
Год журнала:
2024,
Номер
53(6), С. 1099 - 1115
Опубликована: Окт. 9, 2024
Abstract
During
composting
of
organic
waste,
nitrogen
is
lost
through
gaseous
forms
and
ion
leaching.
Biochar
has
been
shown
to
capture
mineral
(N
min
:
NH
4
+
NO
3
−
)
from
compost,
which
we
hypothesize
reduces
N
2
O
formation.
However,
associating
captured
by
biochar
with
the
dynamics
other
greenhouse
gas
(GHG)
emissions
during
remains
unstudied
was
aim
this
work.
We
composted
(outdoor
for
148
days)
together
kitchen
scraps
(43.3%
dw,
where
dw
dry
weight),
horse
manure
(40.9%
dw),
wheat
(
Triticum
aestivum
L)
straw
(15.8%
dw)
without
(Control)
or
(Bc,
15%
compost
dw).
The
consisted
hardwood
softwood
pieces
pyrolyzed
at
680°C
exhibited
60%
particles
4–8
mm.
monitored
GHG
(CO
,
CH
O)
emissions,
content
in
(sequential
extractions),
surface
transformations
(SEM‐EDX
13
C‐NMR
spectroscopy)
along
composting.
did
not
significantly
reduce
increase
(mg
kg
−1
compost.
final
amount
(g
pile
Bc
treatment
higher
(54%)
compared
Control,
indicating
lower
losses.
Despite
high
aromaticity
minimal
contribution
carboxyl
C
structure,
retained
mainly
easily
extractable
form
(55%),
first
weeks
strongly
(75%)
increased
continuously
In
extracted
164
(37%,
extractable),
80
(19%,
moderately
194
mg
–N
(44%,
retained).
Although
retention
accompanied
contradicting
our
hypothesis,
demonstrated
efficacy
recover
waste
stimulating
emissions.
