author(s)
SA Salunkhe, RB Kapare and SA Nevgi

abstract
An investigation was undertaken to study seasonal abundance of onion thrips, Thrips tabacci on field onion in Western Maharashtra, India. The results showed that the infestation level of Thrips tabacci was low during the early phonological cycle of the crop. However, with the advancement of the crop, it was developed. Recorded population data was correlated with weather parameters. It was noticed that in Rabi correlation of nymph and adult population pest per plant. The infestation of onion thrips was positively significant with maximum temperature and minimum temperature. The thrips infestation was negatively significant correlated with morning humidity and evening relative humidity. The infestation of onion thrips increased with increase in maximum temperature and minimum temperature.