Agri Doctor TipAgroStar Agronomy Centre of Excellence
Is there any caterpillars seen on any of the cotton plants? See the reason
Now no longer non-Bt seeds are given separately in seed bag as refuge but blended in to Bt seeds. Hence there can be non-Bt plants seen anywhere in the field. Bt and non-Bt plants look alike in appearance. Such non-Bt plants may be affected by bollworms or any leaf eating caterpillars. Avoid spray of any insecticides to fulfill the objective of the refuge.