Frontiers in Marine Science,
Journal Year:
2023,
Volume and Issue:
10
Published: Nov. 14, 2023
This
study
investigates
the
potential
of
natural
products
derived
from
two
mangrove
soil
bacteria,
GP521A
and
GP3R5,
in
anthracnose
management
oil
tea.
Based
on
16s
rDNA
sequencing,
GP3R5
were
identified
as
Bacillus
velezensis
Pseudoalteromonas
caenipelagi
,
respectively.
Both
bacteria
showed
strong
antagonistic
effects
towards
multiple
fungal
pathogens
dual
cultural
plates.
The
ethyl
acetate
extracts
fermentation
cultures
(FEGP5)
(FEGP3)
significantly
inhibited
mycelial
growth
both
Colletotrichum
camelliae
MC171,
C.
fructicola
CF-1
Pyricularia
oryzae
P131
at
100
200
μg/mL,
Furthermore,
FEGP5
FEGP3
conidiation,
conidial
germination
appressorial
formation
MC171
50
with
stronger
inhibitory
observed
latter.
On
detached
tea
leaves,
μg/mL
resulted
~
98.0%
97.5%
reduction
diseased
areas,
respectively,
when
applied
before
inoculation,
whereas
was
approximately
55.0%
77.6%,
curative
treatments.
In
fresh
fruits,
also
disease
development,
either
preventative
or
Moreover,
demonstrated
lower
aquatic
toxicity
than
prochloraz
same
concentrations
a
commonly
used
bioindicator,
Artemia
salina
.
conclusion,
this
demonstrates
marine
microbes
development
environmentally
compatible
biopesticides
to
control
Plants,
Journal Year:
2023,
Volume and Issue:
12(13), P. 2480 - 2480
Published: June 28, 2023
The
considerable
loss
of
crop
productivity
each
year
due
to
plant
disease
or
pathogen
invasion
during
pre-
post-harvest
storage
conditions
is
one
the
most
severe
challenges
achieving
goals
food
security
for
rising
global
population.
Although
chemical
pesticides
severally
affect
quality
and
health
consumers,
a
large
population
relies
on
them
management.
But
currently,
endophytes
have
been
considered
suitable
biocontrol
agents
better
colonization
acclimatization
potential.
However,
very
limited
number
used
commercially
as
agents.
Isolation
their
screening
represent
potential
characteristics
are
challenging
by
different
procedures.
Through
web
search
using
keywords
“endophytes
agents”
“biocontrol
mechanism
endophytes,”
we
succinctly
summarised
isolation
strategies
in
vitro
vivo
methods
endophytic
present
review.
In
this
paper,
mechanisms
application
management
also
discussed.
Furthermore,
registration
regulatory
covered.
ABSTRACT
Root
rot
in
Camellia
oleifera
complicates
the
development
of
targeted
control
measures
owing
to
its
complex
aetiology.
Although
breeding
resistant
varieties
C.
presents
a
promising
solution,
research
into
cultivation
strategies
and
potential
resistance
mechanisms
against
root
remains
limited.
In
this
study,
we
investigated
six
cultivars
that
exhibit
varying
levels
rot.
We
conducted
transcriptome
analysis,
measurements
soil
physicochemical
properties
an
analysis
fungal
microbiome
explore
relationship
between
Fusarium
‐induced
flavonoid
compounds
rhizosphere.
The
cultivar
CL18
demonstrated
superior
performance
concerning
incidence,
health
status
expression
genes
associated
with
biosynthesis
study.
Significant
differences
were
observed
composition
diversity
rhizosphere
communities
among
various
.
abundance
was
low,
negative
correlation
identified
content
Our
study
uncovers
role
flavonoids
rot,
thereby
offering
new
for
disease
management
cultivars.
Plants,
Journal Year:
2024,
Volume and Issue:
13(13), P. 1844 - 1844
Published: July 4, 2024
Gray
mold,
caused
by
Botrytis
cinerea
Pers.
Fr.,
is
one
of
the
most
vital
plant
diseases,
causing
extensive
pre-
and
post-harvest
losses
in
apple
fruits.
In
current
study,
we
isolated
identified
two
potential
endophytic
bioagents,
Bacillus
subtilis
Streptomyces
endus.
Both
bioagents
exhibited
a
potent
fungistatic
effect
against
B.
under
both
vitro
planta
conditions.
Moreover,
experiments
were
carried
out;
(i)
first
experiment
was
conducted
at
room
temperature
after
artificial
inoculation
with
to
monitor
progression
infection
corresponding
biochemical
responses
apples.
Our
vivo
findings
showed
that
treated
cinerea-infected
fruits
cell-free
bacterial
filtrate
S.
endus
(dipping
or
wrapping)
significantly
reduced
rotten
area
temperature.
Additionally,
enhanced
enzymatic
(POX
PPO)
non-enzymatic
(phenolics
flavonoids)
antioxidant
defense
machinery
(ii)
The
second
focused
on
preventive
effects
over
90-day
storage
period
1
°C
healthy
apples
(no
inoculation).
application
filtrates
prolonged
period,
relative
weight
loss,
maintained
high-quality
parameters
including
titratable
acidity,
firmness,
total
soluble
solids
cold
°C.
Kaplan-Meier
analysis
90
days
during
lasted
longer
than
non-treated
lifespan
dipped
culture
subtilis,
fungicide,
increased,
no
significant
differences,
compared
results
possibility
using
as
safe
eco-friendly
alternative
chemical
fungicides
control
gray
mold
disease
Agriculture Communications,
Journal Year:
2024,
Volume and Issue:
2(1), P. 100025 - 100025
Published: Jan. 21, 2024
Postharvest
diseases
in
lily
plants
are
prevalent
during
storage
and
transportation,
leading
to
potentially
catastrophic
economic
losses
for
the
industry.
Specifically,
bulb
rot
has
been
observed
Lanzhou
(Lilium
davidii
var.
unicolor)
cold
Beijing,
China.
In
this
study,
fungal
isolates
were
obtained
from
decayed
bulbs
using
a
conventional
separation
method,
these
confirmed
be
causative
agent
of
rot,
according
Koch
postulates.
A
representative
isolate,
LZ-3-10,
was
selected
further
identification.
Based
on
morphological
features
internal
transcribed
spacer
sequencing
results,
LZ-3-10
isolate
identified
as
Rhizopus
arrhizus.
Subsequently,
an
endophytic
bacterial
strain
exhibiting
robust
antagonistic
ability,
Bacillus
siamensis
B55,
screened
roots
plants.
Evaluation
its
biocontrol
ability
revealed
that
B55
could
effectively
protect
L.
unicolor
infection
by
demonstrating
efficacy
51.2%
significantly
reducing
severity
rot.
summary,
study
identifies
R.
arrhizus
cause
postharvest
and,
first
time,
showcases
activity
B.
against
isolated
pathogenic
fungus.
These
findings
not
only
provide
insights
into
but
also
highlight
potential
managing
disease
storage.
