SEASONAL ACTIVITY OF SHOOT FLY Atherigona soccata (RONDANI) ATTACKING RABI SORGHUM IN RELATION TO WEATHER FACTORS

摘要

The field experiment was conducted at Sorghum Research Station, Marathwada Agricultural university, Parbhani, Maharashtra during four consecutive Rabi seasons 2008 to 2011 with a view to study the Population dynamics of Sorghum shoot fly Atherigona soccata Rondani in Rabi season. The results indicated that shoot fly dead-hearts commenced at a week after emergence of the crop. Thereafter infestation gradually increased up to 4 to 5 weeks and then become constant. Shoot fly infestation in terms of percent dead-hearts had positively correlated with bright sun shine and maximum temperature, but non significant.