Bioscientist Jurnal Ilmiah Biologi,
Год журнала:
2022,
Номер
10(2), С. 941 - 941
Опубликована: Дек. 30, 2022
Plants
always
interact
with
microorganisms
either
negatively
or
positively
during
their
life
cycle.
The
Phosphate
Solubilizing
Bacteria
(PSB)
group
is
one
example
that
has
some
beneficial
effects
on
the
plant.
PSB
can
transform
insoluble
soil
inorganic
phosphates
into
soluble
phosphorous
so
plants
absorb
them.
This
research
aimed
to
test
isolate's
ability
solubilize
and
use
16S
rRNA
marker
gene
identify
it.
Testing
of
bacteria
Pikovskaya's
agar
medium
used
a
qualitative
method
by
observing
halo
zone
in
colony
around
Then
bacterial
isolate
was
identified
analyzing
result
sequencing
gene.
RZ02
showed
highest
performance
solubilizing
phosphorous,
9.1
mm
solubilization
index.
carried
out
using
primers
27F
1492R
an
amplicon
size
1500
base
pairs.
Sequencing
analysis
construction
phylogeny
tree
were
conducted
Mega
X
neighbor-joining
100%
similarity
Pseudomonas
aeruginosa
OIS
481.
index
indicated
had
potential
candidate
be
inoculant
components
for
biofertilizer.
Microbial
applications
in
agriculture
and
industry
have
gained
significant
attention
due
to
their
potential
address
environmental
challenges
promote
sustainable
development.
Among
these,
the
genus
Pseudomonas
stands
out
as
a
promising
candidate
for
various
biotechnological
uses,
thanks
its
metabolic
flexibility,
resilience,
adaptability
diverse
environments.
This
review
provides
comprehensive
overview
of
current
state
future
prospects
microbial
fuel
production,
bioremediation,
development,
focusing
on
pivotal
role
species.
We
emphasize
importance
renewable
energy
source
discuss
recent
advancements
enhancing
biofuel
generation
using
strains.
Additionally,
we
explore
critical
bioremediation
processes,
highlighting
ability
degrade
wide
spectrum
pollutants,
including
hydrocarbons,
pesticides,
heavy
metals,
thereby
reducing
contamination.
Despite
progress,
several
remain.
These
include
refining
strains
optimal
process
efficiency
addressing
ecological
considerations.
Nonetheless,
capabilities
offer
avenues
innovative
solutions
pressing
issues,
supporting
transition
more
future.
Journal of Phytopathology,
Год журнала:
2024,
Номер
172(2)
Опубликована: Март 1, 2024
Abstract
Phyllosphere
colonizing
antagonistic
bacterial
isolates
were
evaluated
for
managing
major
rice
foliar
diseases,
namely
brown
spot
caused
by
Bipolaris
oryzae
and
sheath
rot
Sarocladium
oryzae.
Among
these
various
isolates,
Pseudomonas
aeruginosa
isolate
1
effectively
inhibited
the
mycelial
growth
of
B.
S.
The
volatile
compounds
Bacillus
subtilis
.
Non‐volatile
P.
2
recorded
maximum
inhibition
B
,
respectively.
produced
fluorescent
pigments
hydrogen
cyanide
(HCN),
whereas
spp.
did
not.
All
protease
enzymes.
solubilized
phosphate,
Rice
seeds
treated
with
suspensions
showed
improvement
in
plant
parameters.
application
two
strains,
+
minimum
disease
incidence.
Thus,
present
that
phyllosphere
have
potential
fungal
diseases
plants.
Journal of Biological Control,
Год журнала:
2025,
Номер
unknown, С. 70 - 78
Опубликована: Апрель 22, 2025
Crop
activation
relies
completely
on
the
rhizosphere’s
bacteria.
In
this
instance,
we
looked
into
effectiveness
of
Pseudomonas
spp.
present
in
root
zone
tomato
against
various
plant
diseases
like
Rhizoctonia
solani,
Sclerotium
rolfsii,
and
Fusarium
oxysporum
RACE,
which
range
from
12.33mm
to
21.66mm
Zone
Inhibition
(ZOI).
Interestingly,
all
five
significantly
produced
antimicrobial
growth-promoting
traits
involved
development,
including
siderophore,
hydrogen
cyanide,
IAA,
phosphate
solubilization.
Furthermore,
biocontrol
mechanism
parasitism
was
found
be
considerably
influenced
by
secretion
hydrolytic
enzymes
spp.,
chitinase,
cellulase,
protease,
amylase.
The
particular
strain
designated
as
VSMKU4040
selected
for
further
study
out
strains
because
its
outstanding
antagonism
other
unique
biological
control
properties.
cell-free
culture
supernatant
effectively
suppressed
almost
fungal
indicated
above,
compared
control.
Pinch
R.
solani
S.
rolfsii
mycelia
ZOI
during
interaction
with
a
processed
examination
under
scanning
electron
microscope.
comparison
control,
discover
that
mycelium
broke,
disintegrated,
deformed.
contrast,
there
no
initiation
sclerotia
development
along
distribution,
whereas
could
observe
formation
intimation
bodies
When
16s
rRNA
encoding
gene
1kb
marker,
1500
bp
VSMKU4040.
pure
ethyl
acetate
extract
yielded
three
distinct
metabolites,
each
different
Rf
value
(0.91,
0.85,
0.8)
were
Thin-Layer
Chromatography
(TLC).
By
using
good
diffusion
method,
second
molecule
(0.85)
showed
significant
potential
activity
pathogens
at
30μg/ml
when
commercial
fungicide
companion.
Antibiotics,
Год журнала:
2023,
Номер
12(2), С. 260 - 260
Опубликована: Янв. 28, 2023
phlD
is
a
novel
kind
of
polyketide
synthase
involved
in
the
biosynthesis
non-volatile
metabolite
phloroglucinol
by
iteratively
condensing
and
cyclizing
three
molecules
malonyl-CoA
as
substrate.
Phloroglucinol
or
2,4-diacetylphloroglucinol
(DAPG)
an
ecologically
important
rhizospheric
antibiotic
produced
pseudomonads;
it
exhibits
broad
spectrum
anti-bacterial
anti-fungal
properties,
leading
to
disease
suppression
rhizosphere.
Additionally,
DAPG
triggers
systemic
resistance
plants,
stimulates
root
exudation,
well
induces
phyto-enhancing
activities
other
rhizobacteria.
Here,
we
report
cloning
analysis
gene
from
soil-borne
gram-negative
bacteria—Pseudomonas.
The
full-length
(from
1078
nucleotides)
was
successfully
cloned
structural
details
PHLD
protein
were
analyzed
in-depth
via
three-dimensional
topology
refined
model
for
predicted.
stereochemical
properties
Ramachandran
plot,
based
on
which,
94.3%
residues
fell
favored
region
5.7%
allowed
region.
generated
validated
secondary
structure
prediction
using
PDBsum.
present
study
aimed
clone
characterize
DAPG-producing
be
deployed
development
broad-spectrum
biopesticides
biocontrol
pathogens.
Agriculture,
Год журнала:
2023,
Номер
13(5), С. 933 - 933
Опубликована: Апрель 24, 2023
The
content
of
macro
and
microelements
in
the
leaves
peach
trees
treated
with
biochar,
organic
fertilization
microorganisms
field
experiment
was
tested.
carried
out
accordance
integrated
fruit
production
methods
at
NIHR
Experimental
Orchard
Dąbrowice,
from
2015
to
2017.
were
grafted
on
P.
persica
Mandżurska
rootstock
planted
spring
2013.
In
2014,
following
products
applied
around
mixed
into
topsoil:
biochar
a
dose
1.6
kg/tree
(2000
kg/ha);
used
together
microorganisms—bacteria
Pseudomonas
fluorescens,
Pantoea
arbuscular
mycorrhizal
fungi—Glomus
caledonium,
Glomus
intraradices
coronatum;
Florovit
NPK
fertilizer
0.2
kg/tree;
NPK;
same
microorganisms;
an
untreated
control.
average
results
showed
that,
compared
control,
increased
nitrogen
by
6%.
All
experimental
combinations
P
K
leaves.
most
effective
increasing
phosphorus
leaves—by
48%—was
Florovit.
greatest
increase
potassium
after
use
Florovit—by
38%.
magnesium
ranged
0.49
0.59
g/100
g
DW.
highest
Mg
found
application
Florovit,
lowest
alone.
fertilized
had
calcium
content,
while
combination
only.
alone
did
not
boron
all
other
combinations,
higher
amount
found.
highest—18%
more
than
control
this
microelement
where
used.
Trees
accumulated
least
copper
leaves,
element
Lower
iron
concentrations
as
result
applying
microorganisms,
relative
combination.
only
soil
manganese
zinc
accumulation
favored
general,
studies
have
shown
that
small
or
is
very
method
feeding
trees.
More
research
needed
their
various
orchard
fertilization.
