PESTS OF VEGETABLE CROPS Dr. Jamba Gyeltshen CNR Lobesa 12/03/2012.

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PESTS OF VEGETABLE CROPS

Dr. Jamba GyeltshenCNR Lobesa12/03/2012

Pest of Brassicas

1. Large white butterfly2. Diamond back moth3. Cabbage moth4. Cabbage aphid5. Cutworms6. Flea beetles7. Harlequin bugs

Cut worms

• Agrotis segetum

Adult moth

Cutworm

Cutworm

© Jamba Gyeltshen

© Jamba Gyeltshen

Cutworm

© Jamba Gyeltshen

Bean seedling damage

© Jamba Gyeltshen

Bean seedling damage

© Jamba Gyeltshen

© Jamba Gyeltshen

Large white butterfly

Pieris brassicae

Adult female moth

Adult male moth

Eggs of Cabbage white butterfly

© Jamba Gyeltshen

Eggs of Cabbage white butterfly

© Jamba Gyeltshen

Eggs of Cabbage white butterfly

Newly hatched larvae

© Jamba Gyeltshen

Newly hatched larvae

© Jamba Gyeltshen

Newly hatched larvae

© Jamba Gyeltshen

Newly hatched larvae

© Jamba Gyeltshen

Growing larvae feed in clusters

© Jamba Gyeltshen

© Jamba Gyeltshen

Damage by larvae

Pupa

Diamond back moth

Plutella xylostella

Adult moth

Larva

larva

Pupa

Damage

Cabbage moth

Mamestra brassicae

Adult moth

Egg

Larva (Brown and green)

Larva (brown form)

Larva (Green form)

Cabbage aphid

Brevicoryne brassicae

© Jamba Gyeltshen

Aphid colony

Syrphid larvae feeding on aphids

© Jamba Gyeltshen

Harlequin bugs

© Jamba Gyeltshen

Harlequin Bugs

Eurydema sp

Harlequin bug nymphs

© Jamba Gyeltshen

Feeding damage

© Jamba Gyeltshen

Flea beetles

Phyllotreta cruciferaePhyllotreta striolata

Flea Beetles damage

Flea beetle damage

Flea beetles (Bluish green)

Striped flea beetle