However, synthetic insecticides including organophosphates, synthetic pyrethroids and biorational compounds are the main method for H. armigera control in different parts of the world. This wide use of pesticides is of environmental concern and has repeatedly led to the development of pesticide resistance in this pest.
In this manner, what is the order and family of Helicoverpa armigera?
Beside above, how do you control fruit borer in tomatoes?
Use of pheromone traps at 10-12 /hectare for the management of the fruit borer. Hand picking of larvae in small area is also recommended. Spray 5% Neem seed kernel extract to kill early stages larvae. Placement of 15-20 bird perches per ha helps in inviting insectivorous birds for management of the fruit borer.
How do Americans control bollworms?
Chemical Control of American Boll Worm in Cotton. Use 5% neem seed kernel extract (NSKE) from 45th day of crop stage. Profenophos 50 EC @ 2.0 ml/ l OR thiodicarb 75 WP @ 1.0 g/l OR methomyl 40 SP @ 0.6 g/l can be used as ovicidal spray. Pyrethroids can be sprayed at 100 days after sowing of the crop.
How do you control cotton bollworms?
Treatment is recommended when 10 eggs or five small worms per 100 plants are present during early bloom in late July and early August. Preventative treatment that might be applied during the pre-bloom period is discouraged because this can destroy many beneficial forms that keep bollworms and other pests under control.