Sesame insects A Lecture By Mr Allah Dad Khan

2. Sesame Crop Insects
A Presentation To IPM Course/FFS
Participants
By
Mr. Allah Dad Khan
Provincial Coordinator IPM KPK For
MINFAL Pakistan

3. Crop: Sesamum Scientific
name: Sesamum
indicum Family: Pedaliaceae

4. Symptoms of damage:

 The young larvae roll together a
few top leaves and feed them
 In the early stage of infestation,
the plant dies without producing
any branch or shoot
 In later stage of attack, infested
shoots stop growing
 At flowering, larvae feed inside
the flowers and on capsule
formation, larvae bore into
capsule and feed on developing
seeds
Leaf webber/ roller and capsule
borer: Antigastra catalaunalis

5. Identification of the pest:
 Larvae: Greenish in
colour with black head
having short white
hairs
 Adult: Medium sized
moth with reddish
yellow forewings
Leaf webber/ roller and capsule
borer: Antigastra catalaunalis

6. Symptoms of damage: Caterpillar feeding
 The young larvae roll together a
few top leaves and feed them
 In the early stage of infestation,
the plant dies without producing
any branch or shoot
 In later stage of attack, infested
shoots stop growing
 At flowering, larvae feed inside
the flowers and on capsule
formation, larvae bore into
capsule and feed on developing
seeds
Hawk or Dead head moth (Sphinx
caterpillar): Acherontia styx

7. Identification of the pest:
 Larvae: Greenish in
colour with black head
having short white hairs
 Adult: Brownish giant
hawk moth, thorax with a
characteristic
skullmarking, abdomen has
violet and yellow band.
Forewings are dark brown
and Hind wings are
yellowish with 2 black lines
Hawk or Dead head moth (Sphinx
caterpillar): Acherontia styx

8. Symptoms of damage:
 Fully grown larvae
make a hole in the bud
and damage the flower
Linseed gall fly: Dasyneura sesame

9. Identification of the pest:
 Larva: Maggots are
whitish, legless
 Adult: Mosquito like
fly
Linseed gall fly: Dasyneura sesame

10. Symptoms of damage: Infested Flower Bud
 Maggots feed inside the
floral bud
 Leading to formation of
gall like structure
which do not develop
in to flower/capsules
 The flower buds wither
and drop
Gall fly: Asphondylia sesami

11. Identification of the pest:
 Larva: Maggots are
whitish, legless and
with body tapering
exteriorly
 Adult: Mosquito like
fly
Gall fly: Asphondylia sesami

12. Symptoms of damage:

 Curling of leaf edges and
leaves turn red or brown
 The leaves dry up and
shed
 Vector of
sesamum phyllody
Leaf hopper: Orosius albicinctus

13. Identification of the pest:
 Adult: Light brown
coloured hopper
Leaf hopper: Orosius albicinctus

14. Symptoms of damage:
 Crinkling and curling of
leaves
 Leaves appear shiny and
sticky due to honeydew
excreted by the insects
 Later sooty mold grows
on honey dew and leaves
have a black coating
Aphids: Aphis gossypii

15. Identification of the pest:
 Adult: Yellowish to
dark
Aphids: Aphis gossypii