Pilot Report
The pilot reported that during a low-level aerial application maneuver, the helicopter gained altitude and he initiated a turn. The pilot stated that the turn "did not feel right," so he leveled off and stopped the turn. He then lowered the collective and added full throttle. According to the pilot, the helicopter's RPMs were in the bottom of the green arc. Subsequently, the helicopter began losing altitude and impacted tall corn.
The pilot indicated that there were no mechanical malfunctions with the helicopter.
Damage Assessment
The helicopter sustained substantial damage when the main rotor separated a section of its tailboom during the impact with the corn.