धान में पत्ता लपेट सुंडी का सबसे प्रभावी इलाज ओर सबसे सस्ता इलाज #rice #क्रॉप #फसल #rice #leaf #क्रॉप
Leaves folded longitudinally and larvae remain inside.
Larvae scrape the green tissues of the leaves and become white and dry.
During severe infestation the whole field exhibits whitish scorched appearance.
Nature of Damage :
The leaves of the plant are seen folded, rolled and often webbed together with white patches on them indicating the areas fed by caterpillar. When such folded leaves are opened up, larvae can be seen.
Leaves folded longitudinally Larva scraps green tissues of leaves
Whitish scorched appearance Presence of larva
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Identification of pest :
Scientific Name - Cnaphalocrocis medinalis
Egg :
Flat, oval in shape and yellowish white in colour.
Larva :
Greenish translucent, prothoracic shield straight apically and rounded laterally.
Pupa :
Pupal period is 7 to 10 days.
Adult :
Moth is yellow brownish wings with many dark wavy lines in centre and dark band on margin of wings.
Leaf folder larva Leaf folder adult
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Management Strategies:
Негізгі бет धान में पत्ता लपेट सुंडी का सबसे प्रभावी इलाज//सबसे सस्ता इलाज//paddy leaf folder insect
Пікірлер: 2