Cabbage green semilooper: Trichoplusia ni
Symptoms of damage:
- Scrabbing of leaves initially and defoliation
Identification of pest:
- Egg: Greenish-white, spherical and sculptured eggs laid singly on ventral surface of leaves
- Larva: Slender and green in colour with light wavy lines
- Adult: Stout, brown moth, head and thorax grey in colour, abdomen white. Forewings grey wavy in colour with a slendery-marking
Management:
- Hand pick and destroy the caterpillars
- Set up light trap @1/ha
- Spray insecticides like malathion 50EC @ 0.1% ha.
Source-
- TamilNadu Agritech Portal
