MAJOR INSECT PESTS

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Common name: Green leafhopper

Scientific name: Nephotettix nigropictus, Nephotettix virescens

Damage:  Suck on leaves & upper parts of rice; transmit viruses (e.g. tungro & yellow dwarf virus)

Host plant: Rice

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Host plant:

Common name: Brown planthopper

Scientific name: Nilaparvata lugens

Damage: Feed at the base of rice tillers; Hopperburn; transmits grassy, ragged stunt viruses

Host plant: Rice

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Host plant:

Common name: Rice bug

Scientific name: Leptocorisa oratorius

Damage: Panicles empty, grains stained brown

Host plant: Rice

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Host plant:

Common name: Stemborers

Scientific name: -

Damage: Deadheart & whitehead

Host plant: Rice

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Host plant:

Common name: Rice Whorl Maggot

Scientific name: Hydrellia philippina

Damage: Causes yellow spots, white or transparent patches and pinholes; begins to infest at transplanting

Host plant: Rice

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Host plant:

Common name: Rice leaffolder

Scientific name: Cnaphalocrocis medinalis

Damage: Fold at least leaves at larval stage

Host plant: Rice

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Host plant:

Common name: Asiatic Corn Borer

Scientific name: Ostrinia furnacalis

Damage: Larva bores holes on stem, leaves, ears

Host plant: Corn

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Host plant:

Common name: Corn earworm

Scientific name: Helicoverpa armigera

Damage: Larva bores on young unfoled leaves, ears heavily attacked; polyphagous

Host plant: Corn

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Host plant:

Common name: Tomato fruitworm

Scientific name: Helicoverpa armigera

Damage: Feed on fruit

Host plant: Tomato

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Common name: Diamondback Moth

Scientific name: Plutella xylostella

Damage: Feed on fruit

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Common name: Cabbage webworm

Scientific name: Crocidolomia pavonana

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Common name: Aphids

Scientific name: Aphis craccivora

Damage: causes shoot deformation, curled leaves & prevents pod formation

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Common name: Thrips

Scientific name: Thrips tabaci

Damage: serious pests during dry season

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Common name: Banana leafroller

Scientific name: Erionota thrax

Damage: portions of leaves rolled, larvae feeds on the leaves

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Common name: Banana weevil

Scientific name: Cosmopolites sordidus

Damage: plant wilt or turn yellow and collapse, grubs infest the pseudostem

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Common name: Banana/abaca aphids

Scientific name: Pentalonia nigronervosa

Damage: transmits banana bunchy top virus