Vol. 10, Special Issue 6 (2021)

Author(s):
P Likhitha, Dr. DB Undirwade and Dr. US Kulkarni

Abstract:
Adult trap catch of pink bollworm began in the second week of October (41^st MW) (54.01 moths/trap/week) and gradually increased to its peak in the first week of November (45^th MW) (144.88 moths/trap/week), but a steady maintained population of adult moths was observed up to the end of December. Trap catches in cotton had negative and non-significant relationship with minimum temperature where as, it had positive and significant relationship with maximum temperatureevening relative humidity, rainfall and rainy days. The weather parameters influenced the pheromone trap catches to the extent of 73.20 per cent.