Cheko insects A Lecture To ToT trainees ( FFS) By Mr. Allah Dad Khan Provincial Coordinator IPM KPK MINFAL Pakistan

2. Cheko Injurious Insects
A
Lecture To ToT trainees
( FFS)
By
Mr. Allah Dad Khan
Provincial Coordinator
IPM KPK

3. Fruit fly: Bactrocera (Dacus) dorsalis
Symptoms of damage
 Maggot bore into
semi-ripen fruits with
decayed spots and
dropping of fruits.
 Oozing of fluid
 Brownish rotten
patches on fruits.

4. Stem borer: Plocaederus ferrugineus
Symptoms of damage
 Presence of small holes
at the collar region
 Gummosis
 Extrusion of frass
through the bore holes
at the collar region
 Yellowing and shedding
of leaves
 Drying up of twigs and
gradual death of the
tree

5. Bud worm: Anarsia epotias
Symptoms of damage
 Webbed flowers and
buds
 Shedding of buds and
flowers.
 Bore holes and
excreta seen on
attacked flowers.

6. Leaf webber or Chichoo
moth: Nephopteyrx eugraphella
Symptoms of damage
 Caterpillar webs and
feed on leaves
 Scrapping chlorophyll
content
 Leaves dried and
hanging from the
webbed shoots
 Caterpillar bores into
flower buds and
tender fruits -
withered and shed.

7. Hairy caterpillar: Metanastria hytaca
Symptoms of damage
 Caterpillars feed on
leaves
 Defoliation

8. Striped mealy bug: Ferrisia
virgata
Symptoms of damage
 Presence of white
mealy mass on the
terminal shoots and
under surface of the
leaves
 Yellowing of older
leaves

9. Green Scale: Coccus viridis
Symptoms of damage Adult female green
scale, Coccus
viridis (Green) Nymphs and adults
suck the sap from
leaves
 Yellowing of leaves