Agri Doctor TipAgroStar Agronomy Centre of Excellence
Know about the biological control of pink bollworm given by Junagadh Agril. Uni.:
The cotton growers are advised to release Trichogramma bactrae, a parasitoid of pink bollworm, if available in that area, @ 1.5 lakh parasitoid eggs per hector, two release at flowering stage (40-50 days) at weekly interval and three release at boll formation stage (60-75 days) at weekly interval for biological management of pink bollworm.