Journal of Economic Entomology,
Год журнала:
2025,
Номер
unknown
Опубликована: Янв. 10, 2025
Abstract
Xylosandrus
crassiusculus
Motschulsky
and
germanus
Blandford
are
serious
ambrosia
beetle
pests
in
ornamental
nurseries.
Three
ethanol
baits,
AgBio
low
release
(LR),
high
(HR),
Trécé
commercially
available
for
use
bottle
traps
to
determine
flight
activity
of
adult
spp.
However,
patterns
from
these
baits
under
varying
temperatures
captures
poorly
understood.
Thus,
the
objectives
this
study
were
(i)
rates
constant
variable
(ii)
compare
relative
using
When
3-d
difference
(3-d
difference)
bait
weights
recorded
15.6,
21.1,
26.7,
32.2
°C,
an
increase
was
with
temperature
15.6
°C
LR
bait.
At
no
or
reduction
3-d-difference
found
HR
respectively,
compared
The
steady
all
3
when
gradually
increased
decreased
sequence
30
d.
In
2022,
2023,
2024,
although
captured
X.
germanus,
significantly
more
numbers
than
other
2
2022
greater
baits.
can
effectively
detect
early
adults
Journal of Pest Science,
Год журнала:
2021,
Номер
94(3), С. 615 - 637
Опубликована: Май 15, 2021
Abstract
We
provide
an
overview
of
both
traditional
and
innovative
control
tools
for
management
three
Xylosandrus
ambrosia
beetles
(Coleoptera:
Curculionidae:
Scolytinae),
invasive
species
with
a
history
damage
in
forests,
nurseries,
orchards
urban
areas.
compactus
,
X.
crassiusculus
germanus
are
native
to
Asia,
currently
established
several
countries
around
the
globe.
Adult
females
bore
galleries
into
plant
xylem
inoculating
mutualistic
fungi
that
serve
as
food
source
developing
progeny.
Tunneling
activity
results
chewed
wood
extrusion
from
entry
holes,
sap
outflow,
foliage
wilting
followed
by
canopy
dieback,
branch
trunk
necrosis.
Maintaining
health
reducing
physiological
stress
is
first
recommendation
long-term
control.
Baited
traps,
ethanol-treated
bolts,
trap
logs
trees
selected
can
be
used
monitor
species.
Conventional
pest
methods
mostly
ineffective
against
because
pests’
broad
host
range
rapid
spread.
Due
challenges
conventional
control,
more
approaches
being
tested,
such
optimization
push–pull
strategy
based
on
specific
attractant
repellent
combinations,
or
use
insecticide-treated
netting.
Biological
release
entomopathogenic
mycoparasitic
fungi,
well
antagonistic
bacteria,
has
yielded
promising
results.
However,
these
technologies
still
require
validation
real
field
conditions.
Overall,
we
suggest
efforts
should
primarily
focus
potentially
combined
multi-faceted
approach
controlling
damage.
Biodiversity Data Journal,
Год журнала:
2022,
Номер
10
Опубликована: Окт. 21, 2022
Bark
and
ambrosia
beetles
(Coleoptera,
Scolytinae)
are
amongst
the
most
important
wood-boring
insects
introduced
to
Europe.
During
field
investigations
conducted
between
2019
2021
in
different
countries
regions
of
Europe,
many
exotic
species
have
been
recorded
providing
new
relevant
data.
Dryoxylon
onoharaense
(Murayama,
1933)
is
Europe
for
first
time.
Xyleborinus
attenuatus
(Blandford,
1894)
a
Italy,
while
Xylosandrus
germanus
1894),
Hypothenemus
eruditus
(Westwood,
1836)
Amasa
sp.
near
A.
truncata
country
records
Portugal.
Cnestus
mutilatus
Phloeotribus
liminaris
(Harris,
1852)
were
collected
Italy
was
France
after
discovery,
confirming
their
establishment
dispersal
into
areas.
Journal of Insect Science,
Год журнала:
2025,
Номер
25(1)
Опубликована: Янв. 1, 2025
Abstract
The
role
of
flood
and
drought
stress
on
Xylosandrus
ambrosia
beetle
attacks
colonization
in
nursery
trees
with
varying
levels
water
tolerance
has
not
yet
been
studied.
This
study
aimed
to
examine
preference
for
tree
species
their
stress.
Container-grown
dogwoods,
redbuds,
red
maples
were
exposed
flood,
drought,
or
sufficient
treatments
28
d
counted
every
third
day.
Stem
tissues
collected
at
7
14
after
imposing
measure
ethanol
content
using
SPME-GC-MS.
Trees
dissected
record
gallery
formation,
fungal
colonization,
presence
eggs,
larvae,
adults
within
the
gallery.
Additionally,
depth
was
measured.
Under
stress,
found
exclusively
dogwood
redbud,
no
maple.
There
a
higher
number
compared
redbud.
Gallery
formation
depth,
galleries
than
About
85%
recovered
from
X.
crassiusculus
rest
germanus.
Among
subjected
only
one
had
attacks,
while
redbuds
attack.
Tree
assigned
attacked.
Higher
detected
redbud
flooded
water.
understanding
can
help
growers
landscapers
making
informed
management
decisions.
Agronomy,
Год журнала:
2025,
Номер
15(1), С. 105 - 105
Опубликована: Янв. 3, 2025
The
granulate
ambrosia
beetle,
Xylosandrus
crassiusculus
(Motschulsky),
and
the
black
stem
borer,
germanus
(Blandford),
are
important
pests
in
ornamental
nurseries.
effects
of
monitoring
trap
color
capturing
adult
X.
mixed
literature.
Because
colorless
bottle
is
commonly
used
to
monitor
beetles
nurseries,
it
unclear
if
adding
purple
or
green,
for
collecting
cerambycids
buprestids,
would
improve
captures.
Thus,
objective
this
study
was
compare
effect
green-colored
traps
with
on
captures
In
2023
2024,
experiments
were
conducted
using
baited
AgBio
low-release
ethanol
lure
(LR
lure).
Adding
green
did
not
germanus.
Adult
reduced
green-bottle
than
trap.
collect
more
numbers
LR
lure.
This
suggests
that
provide
additional
value
nurseries
management
decisions.
Insects,
Год журнала:
2022,
Номер
13(9), С. 809 - 809
Опубликована: Сен. 5, 2022
Exudation
of
mucilage
from
pinhead-sized
boreholes
in
cocoa
pods
was
recorded
Karnataka,
India,
during
2021.
Further
investigations
showed
the
association
scolytine
beetles
with
infested
pods.
The
identity
pest,
Xylosandrus
crassiusculus,
confirmed
through
morphological
characterization
and
sequencing
mitochondrial
COI
gene.
We
studied
predisposing
factors
for
its
infestation,
visible
concealed
damaging
symptoms,
fungal
symbionts.
In
addition
to
well-known
symbiotic
fungus,
Ambrosiella
roeperi,
a
new
yeast,
Ambrosiozyma
monospora,
discovered.
also
traced
possible
role
mirid
bug,
Helopeltis
theivora,
host
selection
by
X.
crassiusculus.
Overall
results
indicated
that
‘mirid
bug-ambrosia
beetle–pathogen
complex’
is
responsible
severe
damage
South
India.
Industrial Crops and Products,
Год журнала:
2023,
Номер
195, С. 116437 - 116437
Опубликована: Фев. 24, 2023
The
development
of
effective
control
strategies
targeting
non-native
ambrosia
beetles
(Coleoptera:
Curculionidae:
Scolytinae
and
Platypodinae)
represents
an
emerging
challenge.
This
is
due
both
to
their
rapid
spread
into
climatically
suitable
newly
invaded
regions
rich
in
susceptible
host
plants
the
limited
knowledge
concerning
sustainable
management
tools.
In
this
context,
use
botanical
insecticides,
such
as
plant
essential
oils
(EOs),
considered
a
promising
option
Integrated
Pest
Management
(IPM)
alternative
conventional
insecticides
for
crop
protection.
Here,
impact
five
EO
nanoemulsions
(Rosmarinus
officinalis
L.
cultivar
verbenone,
Carlina
acaulis
L.,
Laurus
nobilis
Cupressus
sempervirens
Betula
alba
L.)
on
choice
behavior,
colonization
progeny
production
by
invasive
beetle
Xylosandrus
compactus
(Eichhoff)
was
evaluated
under
laboratory
semi-field
conditions.
chemical
composition
tested
EOs
firstly
means
gas
chromatography-mass
spectrometry
(GC-MS)
analyses.
Then,
were
prepared
characterized
through
dynamic
light
scattering
(DLS).
Tested
showed
single
or
bimodal
droplet
size
distributions
nanometric
range.
Results
highlighted
significant
repellent
activity
R.
cv.
verbenone
C.
(at
3%
concentration).
However,
trend
repellence
against
not
confirmed
at
decreasing
concentrations
(i.e.,
1%
0.5%).
Nanoemulsions
based
significantly
affected
choices
regardless
concentration.
Indeed,
no
bioassays,
lower
number
individuals
started
infesting
stems
treated
with
these
nanoemulsions.
On
other
hand,
effect
treatment
found
offspring
produced
survived
females.
Overall,
our
findings
provide
new
insights
toward
repellents
X.
compactus,
suggesting
future
incorporation
non-chemical
strategies,
'push-pull',
part
IPM
packages
pest.
Journal of Economic Entomology,
Год журнала:
2024,
Номер
117(4), С. 1476 - 1484
Опубликована: Июнь 28, 2024
Abstract
Ambrosia
beetles
(Coleoptera:
Curculionidae:
Scolytinae)
are
among
the
most
devastating
pests
of
orchards,
nurseries,
and
forests.
Improving
trap
design
ethanol
lures
for
capturing
ambrosia
is
necessary
to
develop
effective
monitoring
management
strategies.
In
this
2-year
study,
we
assessed
4
designs
3
commercially
formulated
refine
trapping
methods
tailored
orchard
environments
in
eastern
United
States.
Our
investigation
included
orchards
2
regions,
Georgia
(pecan
orchards)
New
York
(apple
orchards),
targeting
major
beetle
Curculionidae)
pest
species
such
as
Xylosandrus
crassiusculus
(Motschulsky),
X.
compactus
(Eichhoff),
germanus
(Blandford),
Anisandrus
maiche
(Stark).
Among
evaluated,
clear
sticky
cards
were
across
locations.
Notably,
Georgia,
paired
with
specific
low-release
demonstrated
enhanced
capture
compactus,
key
found
infesting
young
pecan
trees.
Similarly,
York,
baited
captured
highest
rates
A.
maiche,
thus
indicating
its
suitability
diverse
populations.
Overall,
our
study
provides
practical
implications
tailoring
protocols
optimize
strategies
settings.
Insects,
Год журнала:
2020,
Номер
11(11), С. 749 - 749
Опубликована: Окт. 30, 2020
Traps
baited
with
attractive
lures
are
increasingly
used
at
entry-points
and
surrounding
natural
areas
to
intercept
exotic
wood-boring
beetles
accidentally
introduced
via
international
trade.
Several
trapping
variables
can
affect
the
efficacy
of
this
activity,
including
trap
color.
In
study,
we
tested
whether
species
richness
abundance
jewel
(Buprestidae),
bark
ambrosia
(Scolytinae),
their
common
predators
(i.e.,
checkered
beetles,
Cleridae)
be
modified
using
colors
different
those
currently
for
surveillance
green
or
black).
We
show
that
black
traps
generally
efficient,
but
also
many
flower-visiting
dark-metallic
colored
certain
more
attracted
by
other
colors.
addition,
have
color
preferences
similar
Scolytinae
preys,
which
limits
minimize
inadvertent
removal.
Overall,
study
confirmed
understanding
perception
mechanisms
in
lead
important
improvements
techniques
thereby
increase
programs.
