Crop Protection,
Journal Year:
2023,
Volume and Issue:
172, P. 106316 - 106316
Published: June 12, 2023
Tuta
absoluta
(Meyrick)
(Lepidoptera:
Gelechiidae)
is
one
of
the
most
destructive
pests
solanaceous
crops.
One
possible
biological
control
strategy
augmentative
release
parasitoids.
However,
parasitoid
intervention
efficacy
highly
sensitive
to
timing
and
intensity.
Virus-based
biopesticides
are
additional
means
since
they
selective
can
be
combined
with
natural
enemies.
We
developed
a
stage-structured
population
model,
validated
results
from
semi-field
experiment,
investigate
predict
dynamics
pest
T.
its
parasitoids,
Necremnus
tutae
Ribes
&
Bernardo
(Hymenoptera:
Eulophidae).
The
aim
study
was
assess
best
parameters
N.
in
four
different
management
scenarios:
without
any
other
method,
biopesticide
(PhopGV,
Baculoviridae),
presence
parasitoid,
when
combining
biopesticide.
Moreover,
each
scenario,
two
growing
seasons
lengths
were
compared.
To
achieve
same
level,
3–45%
fewer
parasitoids
necessary
long
season
than
shorter
one.
Biopesticide
applications
reduce
number
required
by
66%
78%,
whereas
reduces
it
11%
17%
for
short
seasons,
respectively.
On
average,
application,
delayed
month
remains
efficient.
These
findings
highlight
importance
mathematical
models
applied
drawing
precise
predictions
crucial
efficient
control.
Pathogens,
Journal Year:
2023,
Volume and Issue:
12(7), P. 957 - 957
Published: July 20, 2023
Biological
pest
control
is
an
environmentally
friendly
alternative
to
synthetic
pesticides,
using
organisms
such
as
viruses,
bacteria,
fungi,
and
parasitoids.
However,
efficacy
variable
combining
different
biocontrol
agents
could
improve
success
rates.
We
conducted
a
systematic
review
of
studies
parasitoid
with
entomopathogenic
microorganism,
the
first
its
kind.
searched
in
Web
Science
extracted
data
from
49
publications
matching
pre-defined
inclusion
criteria.
Combinations
36
hymenopteran
parasitoids
17
microorganisms
used
31
target
pests
were
found.
Trichogramma
pretiosum
Encarsia
formosa
most
frequently
studied
parasitoids,
while
Beauveria
bassiana,
Metarhizium
anisopliae,
Lecanicillium
muscarium,
Bacillus
thuringiensis
var.
kurstaki,
Spodoptera
exigua
multiple
nucleopolyhedrovirus,
frugiperda
nucleopolyhedrovirus
main
microbial
assessed.
Out
parasitoid–microorganism
combinations
assessed
laboratory
experiments,
thirty-eight
reported
compatible
six
incompatible.
Timing
dosage
biopesticides
played
crucial
role,
later
application
appropriate
minimizing
adverse
effects
on
development.
More
research
needed
assess
compatibility
under
real-world
conditions.
Our
provides
valuable
insights
for
researchers
practitioners
optimize
combined
use
micro-
macroorganisms
effective
control.
Frontiers in Sustainable Food Systems,
Journal Year:
2024,
Volume and Issue:
8
Published: Oct. 7, 2024
Introduction
Phenacoccus
solenopsis
Tinsley,
poses
a
significant
threat
to
range
of
crops
worldwide.
This
study
aimed
evaluate
the
efficacy
entomopathogenic
fungi
(
Alternaria
murispora
and
destruen
s)
bacteria
Streptomyces
bellus
-E23-2)
against
adult
females
P.
under
laboratory
(26
±
2°C)
greenhouse
conditions.
Methods
Laboratory
trials
tested
A.
,
destruens
(10
4
–10
10
conidia
mL
−1
),
S.
E23-2
cfu
alone
in
combination,
recording
mortality
rates
LC
50
values.
Greenhouse
best
lab
treatments
on
infested
potato
plants,
monitoring
pest
density
plant
quality.
Results
discussion
In
trials,
at
was
most
effective,
achieved
79.7%
(LC
=
1.338
×
8
after
14
days).
Combination
significantly
enhanced
efficacy,
with
+
)
reaching
85.3%
mortality.
combination
notably
reduced
densities
increased
number
infected
mealybugs,
being
effective.
These
did
not
harm
quality,
unlike
imidacloprid,
which
visual
quality
despite
its
high
efficacy.
effectively
control
providing
sustainable,
plant-safe
alternative
chemical
insecticides.
Horticulturae,
Journal Year:
2025,
Volume and Issue:
11(2), P. 155 - 155
Published: Feb. 2, 2025
Greenhouse
tomato
production
holds
strong
economic
importance
in
the
Western
Balkan
(WB)
countries,
driven
by
escalating
market
demands.
To
align
with
global
food
safety
trends,
systematic
advancements
cultivation
practices
and
pest
management
strategies
are
essential
for
WB
region.
Conventional
reliance
on
chemical
pesticides
as
primary
control
method
has
led
to
various
adverse
outcomes,
impacting
effectiveness
reducing
product
quality.
The
impact
of
climate
change
agricultural
productivity
further
emphasizes
need
environmentally
friendly
solutions
protection.
address
these
challenges
mitigate
detrimental
effects
pesticides,
this
review
explores
sustainable,
alternative
solutions,
like
biological
agents
(BCAs),
With
gaining
recognition
an
effective
approach,
yet
remaining
underutilized
WB,
provides
a
thorough
analysis
most
effective,
commercially
available
BCAs,
critically
evaluating
their
advantages
limitations.
Widespread
BCA
application
could
support
expansion
sector
while
fostering
sustainable
practices.
Furthermore,
role
BCAs
within
Integrated
Pest
Management
(IPM)
frameworks
production,
emphasizing
alignment
Sustainable
Development
Goals
(SDGs),
particularly
countries
aiming
EU
integration.
Crop Protection,
Journal Year:
2024,
Volume and Issue:
179, P. 106617 - 106617
Published: Feb. 9, 2024
Tuta
absoluta
(Meyrick)
(Lepidoptera:
Gelechiidae)
is
a
major
threat
to
worldwide
tomato
production,
and
sustainable
management
methods
are
needed.
Betabaculovirus
phoperculellae
(PhopGV)
the
parasitoid
wasp
Necremnus
tutae
Ribes
&
Bernardo
(Hymenoptera:
Eulophidae)
were
identified
as
promising
biocontrol
agents
of
this
pest.
Since
virus
most
effective
against
first
instar
larvae,
whereas
targets
older
ones,
combining
both
could
result
in
increased
pest
control.
We
conducted
replicated
semi-field
experiment
evaluate
control
efficacy
N.
PhopGV
when
used
alone
combination
T.
their
compatibility
over
an
entire
growth
period.
Combining
two
achieved
highest
larval
(−24
%)
crop
damage
(−29
reduction
cumulated
experiment.
However,
there
was
no
significant
additive
effect
agents.
At
end
trial,
which
coincided
with
emergence
third
generation
adults,
using
resulted
strongest
adult
density
(−78
%),
followed
by
virus-parasitoid
(−59
%).
No
negative
recorded
on
population.
Our
results
demonstrate
potential
reduce
population
under
conditions.
While
more
research
needed,
our
findings
provide
important
insights
into
innovative
agents,
thereby
contributing
agriculture.
Biological Control,
Journal Year:
2024,
Volume and Issue:
191, P. 105464 - 105464
Published: Feb. 16, 2024
New
strategies
are
urgently
needed
to
control
Tuta
absoluta
(Meyrick)
(Lepidoptera:
Gelechiidae),
one
of
the
most
destructive
pests
tomato
crops.
Originating
from
South
America,
it
is
spreading
rapidly
and
has
evolved
resistance
common
insecticides
making
highly
challenging
control.
Regarding
biological
control,
parasitoid
Necremnus
tutae
Ribes
&
Bernardo
(Hymenoptera:
Eulophidae)
widely
present
around
Mediterranean
basin
adapted
invader
playing
a
substantial
role
in
its
In
addition,
neotropical
Dolichogenidea
gelechiidivoris
Marsh
Braconidae)
established
accidentally
following
host
Spain
Algeria
classical
program
using
this
species
ongoing
Sub-Saharan
Africa.
Understanding
trophic
connections
between
D.
gelechiidivoris,
N.
tutae,
targeted
T.
potential
non-target
hosts
essential
assess
their
value
as
augmentative
or
agents
promote
establishment
conservation
biocontrol.
We
conducted
host-specificity
tests
laboratory
four
European
leafminer
evaluate
specificity
these
two
parasitoids
absoluta.
then
assessed
affinity
for
by
exposing
sentinel
plants
with
alternative
Phthorimaea
operculella
(Zeller)
Gelechiidae)
inside
greenhouses
measuring
each
species'
field
parasitism
rate.
Our
results
show
that
tested
laboratory,
attacked
three,
while
only
P.
operculella.
greenhouse,
did
not
prefer
absoluta,
whereas
preferred
latter.
The
mean
rate
over
three
months
monitoring
period
reached
27
%
35
gelechiidivoris.
discuss
importance
understanding
effects
natural
enemy
can
have
