In the past, "out of sight, out of mind" seems to have been the attitude toward soil insects. But we're now more aware of their damage and know more about their control. When needed, control is a part of good farming.
Lilly, J. H. and Gunderson, Harold
"Soil Insecticides- Crop Insurance,"
Iowa Farm Science: Vol. 9
, Article 4.
Available at: https://lib.dr.iastate.edu/farmscience/vol9/iss9/4