The technology involves erection of pheromone traps, release of egg parasitoid, Trichograma chilonis @ 50,000/week/ha and two aprays of BT formulations @ 1 ml/l @ 50% flowering (once in 10 days), which reduced the incidence.
The technology involves erection of pheromone traps, release of egg parasitoid, Trichograma chilonis @ 50,000/week/ha and two aprays of BT formulations @ 1 ml/l @ 50% flowering (once in 10 days), which reduced the incidence.