Pest Management: Symptoms
Sorghum - Shoot bug: Peregrinus maidis
- Symptoms of Damage:
Plants become unhealthy stunted and yellow.
The leaves wither from top downwards.
Panicle formation is inhibited and the plants die if attack is severe
Honeydew secreted by the bug causes growth of sooty mould on leaves
The midribs of the leaves turn red due to egg-laying and may dry up subsequently.
- Identification of Pest:
Egg- Laid inside the leaf tissue and covered with a white waxy substance.
Adult- Yellowish brown to dark brown with translucent wings.
Spray with 0.04% diazine (or) dimethoate 0.02%
Application of phosphomidon @ 250ml in 450-500 litres water/ha.
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