Narrative:

Conducting part 137 operations on south part of airport. Did not see or hear communications from helicopter approaching airport. After helicopter made his initial call to the unicom; the FBO responded that ag operations we being conducted on the south part of airport.

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Original NASA ASRS Text

Title: A CE-188 conducting AG spray operations near a Midwest airport had a near miss after a helicopter pilot approaching the airport did not make CTAF position reports.

Narrative: Conducting Part 137 operations on South part of airport. Did not see or hear communications from Helicopter approaching airport. After Helicopter made his initial call to the unicom; the FBO responded that ag operations we being conducted on the South part of airport.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.