1College of Agriculture, Rajahmundry-533 101, Andhra Pradesh, India
2Department of Entomology, Agricultural College, Bapatla-522 101, Guntur, Andhra Pradesh, India
3Department of Statistics, Agricultural College, Bapatla-522 101, Guntur, Andhra Pradesh, India
Crop Protection Unit, Directorate of Groundnut Research, Junagadh-362 001, Gujarat, India
*E mail: nataraja.tan@rediffmail.com
Online published on 5 December, 2015.