Pest of fruits

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Pest of fruits Pest of fruits

description

Pest of fruits. Bactrocera spp. Diptera : Tephritidae Fruitflies (many fruits: papaya, starfruit , melon,jackfruit , guava, mango etc) Damage :    The larvae feed on the inside of citrus, soft brown patches on the skin. The rotting fruits later fall to the ground. - PowerPoint PPT Presentation

Transcript of Pest of fruits

Page 1: Pest of fruits

Pest of fruitsPest of fruits

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Bactrocera spp.Bactrocera spp. Diptera: TephritidaeDiptera: Tephritidae Fruitflies (many fruits: papaya, starfruit, melon,jackfruit, Fruitflies (many fruits: papaya, starfruit, melon,jackfruit,

guava, mango etc)guava, mango etc) Damage :    Damage :    The larvae feed on the inside of citrus, soft The larvae feed on the inside of citrus, soft

brown patches on the skin. The rotting fruits later fall to brown patches on the skin. The rotting fruits later fall to the ground. the ground.

Control :    Control :    Attacked fruits should be removed from the Attacked fruits should be removed from the tree or collected from the ground and destroyed. tree or collected from the ground and destroyed.

Chemical control: (1) Rogor-40 at 1 fluid oz. in 4 gallons Chemical control: (1) Rogor-40 at 1 fluid oz. in 4 gallons of water; and (2) Lebaycid at 1 1/2 fluid oz. in 4 gallons of of water; and (2) Lebaycid at 1 1/2 fluid oz. in 4 gallons of water.water.

Eg: Eg: Bactrocera dorsalis, Bactrocera umbrosa,Bactrocera Bactrocera dorsalis, Bactrocera umbrosa,Bactrocera papayaepapayae

              

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Rhynchocoris spp.Rhynchocoris spp.

Hemiptera: PentatomidaeHemiptera: Pentatomidae Attack citrus fruitsAttack citrus fruits Damage:  Both the adults and nymphs of this bug Damage:  Both the adults and nymphs of this bug

suck the juices from young citrus shoots and fruit at suck the juices from young citrus shoots and fruit at night. Young shoots become mottled and their growth night. Young shoots become mottled and their growth is retarded. Attacked fruits show brown patches, and is retarded. Attacked fruits show brown patches, and may later become rotten and fall to the ground.may later become rotten and fall to the ground.

Control :   Control :   malathion 50 per cent emulsion or malathion 50 per cent emulsion or fenitrothion (available as verthion, agrothion, or fenitrothion (available as verthion, agrothion, or folithion-all at 50 per cent emulsion) at 1 1/2 fluid oz. folithion-all at 50 per cent emulsion) at 1 1/2 fluid oz. in 4 gallons of water. in 4 gallons of water.

The fruits should not be picked until 10 to 14 days The fruits should not be picked until 10 to 14 days after the last spraying.after the last spraying.

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Conopomorpha Conopomorpha cramerellacramerella

Lepidoptera: GracilariidaeLepidoptera: Gracilariidae rambutanrambutan Larvae bore into fruit/ seedLarvae bore into fruit/ seed Buah rosak, dalam ada larvaeBuah rosak, dalam ada larvae Control: damaged fruits destroyed, Control: damaged fruits destroyed,

regular attack spray trichlorphon, regular attack spray trichlorphon, endosulfan 0.1% a.iendosulfan 0.1% a.i

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Dysmicoccus brevipesDysmicoccus brevipes

Homoptera: PesudococcidaeHomoptera: Pesudococcidae Mealybug/koyaMealybug/koya Nymph & adultNymph & adult Suck sap from root,fruit Suck sap from root,fruit

& leaves & leaves Disease: layu merah(red wilt)Disease: layu merah(red wilt) roots stop growing, roots stop growing,

become soft and then rot. become soft and then rot.

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Control: use clean material for Control: use clean material for plantingplanting

Spray white oil, malathion 0.1 % a.iSpray white oil, malathion 0.1 % a.i Planting mateial dipped in malathion Planting mateial dipped in malathion

0.05 % a.i.0.05 % a.i.

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Cosmopolites sordidusCosmopolites sordidus Coleoptera: CurculionidaeColeoptera: Curculionidae Stem borerStem borer The stem will collapse/destroyThe stem will collapse/destroy Control: old banana stem Control: old banana stem

destroyed. destroyed. Spray dieldrin, gamma Spray dieldrin, gamma

BHC 0.1% BHC 0.1%

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Banana leaf rollerBanana leaf roller Erionota thraxErionota thrax Lepidoptera:HisperiidaeLepidoptera:Hisperiidae Larvae attack/feed on banana leafLarvae attack/feed on banana leaf Symptom: larva cuts the leaf and Symptom: larva cuts the leaf and

rolls up banana leaves starting from rolls up banana leaves starting from the leaf midrib (tulang daun)the leaf midrib (tulang daun)

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Control:Control: Mechanical: collect the leaf rolls and Mechanical: collect the leaf rolls and

destroy the larvae and pupaedestroy the larvae and pupae Biocontrol: use egg parasitoid Biocontrol: use egg parasitoid

Ooencyrtus erionotae Ooencyrtus erionotae (Encyrtidae) and (Encyrtidae) and Cotesia erionotaeCotesia erionotae

Chemical: spray trichlorfon on leavesChemical: spray trichlorfon on leaves