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Paddy stemborer
Symptom of damage:
Presence of brown coloured egg mass near leaf tip
Caterpillar bore into central shoot of paddy seedling and tiller, causes drying of the central shoot known as “dead heart”
Grown up plant whole panicle becomes dried “white ear”
Plants could be easily pulled by hand
Identification of insect pest:
Egg: are creamy white, flattened, oval and scale like and laid in mass and covered with buff coloured hairs
Larva: pale yellow with dark brown head
Pupa: White silken cocoon are found inside the stem
Adult:
Female moth: bright yellowish brown fore wings with a black spot possess a tuft of yellow hairs
Male moth: Smaller with pale yellow forewings without black spot