Water,
Journal Year:
2024,
Volume and Issue:
16(24), P. 3660 - 3660
Published: Dec. 19, 2024
The
biosorption
of
heavy
metals
has
become
an
attractive
alternative
to
conventional
methods
and
is
considered
feasible,
environmentally
friendly
often
low-cost
option.
Five
microorganisms
(Rhodotorula
sp.,
Cladosporium
Bacillus
megaterium,
Trichosporon
sp.
Geotrichum
sp.)
were
isolated
from
different
environments
used
for
the
Cd(II)
aqueous
solutions
in
batch
mode
expand
upon
existing
studies
generate
new
data
related
main
that
could
be
successfully
applied
removal
wastewaters.
Considering
a
constant
biosorbent
dose
(5
g/L),
pH
(5.4)
temperature
(25
°C)
varying
contact
times
initial
pollutant
concentrations,
process
efficiency
uptake
capacity
biosorbents
assessed.
Statistical
analysis
experimental
results
revealed
time
longer
than
24
h
did
not
significantly
increase
or
by
B.
megaterium
which
means
available
binding
sites
on
cell
wall
immediately
participate
metal
ions.
For
other
three
biosorbents,
increasing
48
led
significant
efficiency.
A
comparison
values
each
had
highest
(8.53
mg/g),
followed
(8.21
mg/g).
lowest
capacity,
as
well
after
contact,
was
obtained
(0.73
mg/g
14.97%,
respectively).
FTIR
almost
all
functional
groups
present
surface
biosorbent,
but
their
involvement
differed
biosorbent.
phosphodiester,
amide
hydroxyl
found
Rhodotorula
involved
biosorption.
Cultivating
vegetables
in
the
hydroponic
system
is
often
exposed
to
biotic
and
abiotic
stresses.
The
use
of
suitable
plant
growth-promoting
bacteria
(PGPB)
that
can
alleviate
impact
stress
urgently
needed.
This
study
aims
evaluate
role
Universitas
Brawijaya
educational
forest
(UB
Forest)
indigenous
PGPB
strains
on
induction
resistance
against
pests
or
diseases
promotion
lettuce
growth
a
Nutrient
Film
Technique
(NFT)
system.
used
randomized
block
design
with
7
treatments
3
replications.
results
showed
strain
inoculation
reduced
damage
caused
by
thrips,
induced
phenylalanine
ammonia-lyase
(PAL),
peroxidase
(PO),
polyphenol
oxidase
(PPO)
enzyme
accumulation
planta,
increased
photosynthetic
pigments
lettuce.
However,
had
no
effect
increasing
total
phenolic
compounds.
Pseudomonas
lundensis
UB-53
migulae
UB-54
inoculations
exhibited
higher
activity
suppressing
inducing
enzymes
related
defense,
growth.
Two
strains,
i.e.
P.
UB-53,
have
high
potential
be
developed
as
eco-friendly
biocontrol
agents
overcome
boost
crop
NFT
systems.
Agriculture,
Journal Year:
2024,
Volume and Issue:
14(9), P. 1586 - 1586
Published: Sept. 12, 2024
This
study
explores
the
efficacy
of
bio-efficient
solutions,
specifically
plant
growth-promoting
microorganisms
(PGPMs),
in
sustainable
soil
management.
research
was
conducted
2020.
It
evaluates
impact
various
single
microbial
inoculants,
including
Enterobacter
ludwigii,
Bacillus
subtilis,
Pseudomonas
fluorescens,
Kosakonia
cowanii,
and
Trichoderma
harzianum,
on
growth
enzyme
activity
organism
abundance.
Perennial
ryegrass
mustard
were
used
as
test
plants,
controlled
environmental
conditions.
The
results
show
generally
positive
effects
inoculants
biomass
(E.
ludwigii
increased
by
9.75%,
P.
fluorescens
up
to
38.81%
compared
control)
activities.
Our
further
investigated
combined
application
all
these
strains
five
different
types
textures.
highlight
significance
physicochemical
properties
determining
inoculant
efficacy;
we
found
that
clayey
soils
with
higher
colloid
content
support
more
robust
activity.
Additionally,
using
natural
clay
minerals
like
alginite
for
enhancing
conditions
showed
promising
interactions
although
requires
optimization.
These
findings
suggest
integrating
agricultural
practices
could
enhance
growth,
improve
health,
reduce
need
chemical
fertilizers.
Future
should
aim
refine
combinations
methods
solutions
broader
applicability.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(23), P. 13168 - 13168
Published: Dec. 7, 2024
Oilseed
rape
is
one
of
the
most
important
oilseed
crops,
requiring
high
levels
nitrogen
fertilization.
Excessive
use,
however,
leads
to
numerous
negative
environmental
impacts,
spurring
search
for
sustainable,
environmentally
friendly
alternatives
reduce
reliance
on
mineral
fertilizers.
One
promising
approach
involves
plant-growth-promoting
bacteria
(PGPB),
which
can
support
growth
and
lessen
need
traditional
This
study
evaluates
a
selected
microbial
consortium
comprising
bacterial
isolates
obtained
from
soil:
Water,
Journal Year:
2024,
Volume and Issue:
16(24), P. 3660 - 3660
Published: Dec. 19, 2024
The
biosorption
of
heavy
metals
has
become
an
attractive
alternative
to
conventional
methods
and
is
considered
feasible,
environmentally
friendly
often
low-cost
option.
Five
microorganisms
(Rhodotorula
sp.,
Cladosporium
Bacillus
megaterium,
Trichosporon
sp.
Geotrichum
sp.)
were
isolated
from
different
environments
used
for
the
Cd(II)
aqueous
solutions
in
batch
mode
expand
upon
existing
studies
generate
new
data
related
main
that
could
be
successfully
applied
removal
wastewaters.
Considering
a
constant
biosorbent
dose
(5
g/L),
pH
(5.4)
temperature
(25
°C)
varying
contact
times
initial
pollutant
concentrations,
process
efficiency
uptake
capacity
biosorbents
assessed.
Statistical
analysis
experimental
results
revealed
time
longer
than
24
h
did
not
significantly
increase
or
by
B.
megaterium
which
means
available
binding
sites
on
cell
wall
immediately
participate
metal
ions.
For
other
three
biosorbents,
increasing
48
led
significant
efficiency.
A
comparison
values
each
had
highest
(8.53
mg/g),
followed
(8.21
mg/g).
lowest
capacity,
as
well
after
contact,
was
obtained
(0.73
mg/g
14.97%,
respectively).
FTIR
almost
all
functional
groups
present
surface
biosorbent,
but
their
involvement
differed
biosorbent.
phosphodiester,
amide
hydroxyl
found
Rhodotorula
involved
biosorption.
