Sugarcane top borer (Scirpophaga nivella, Pyrallidae, lepidioptera)

Damaging stage: larva

Damaging symptoms:

• Bunchy top of sugarcane
• The top portion of the sugarcane dries

Identification

• Egg: white, cluster
• Larva: creamy white or yellow head, devoid of stripes with atrophied
• Pupa: pupation on cane, pale yellow color
• Adult: white color and black spot on each forewings. Females have a tuft of crimson red/orange or buff color anal hair.

Managementss

• Trichogramma japonicum @50000/ha
• Light
• Intercropped with whatcha
• Resistant varieties
• Fipronil 1kg/ha
• Thiodiocarb 2gm/l
• Soil application: carbofuran 3G @30kg/ha, chlorpyrifos @12.5 kg/ha.