2. Spindle bug

2. Spindle bug- Carvalhoia arecae (Miridae: Hemiptera)
    Damage
    • Nymphs and adult suck sap, which results in linear black necrotic streaks on the central shoot, stunted and twisted growth.
    • Affected central shoots do not open fully and leaves become dry and shed off.
    Bionomics
    • Eggs are laid within tender spindle.
    • Egg and nymphal periods last for 9 to 10 and 15 to 20 days respectively.
    • Nymphs are deep greenish to violet brown in colour with thorax and border of abdomen light violet brown and head is light yellow with red eyes.
    • Adult bug is hairy dark violet brown with black tipped abdomen.
    Management
    • Spray the spindles with lindane 20 EC 2 ml / 1 or carbaryl 50% wP 2.5 g/l.

Last modified: Friday, 3 February 2012, 9:46 PM