Frit fly
Numerous species of flies occur in alfalfa; this species is not a pest. (Marlin E. Rice)
This image appears in the following article:
Frit fly
[1]
Source URL:
http://www.ipm.iastate.edu/ipm/icm//ipm/icm/node/459
Links:
[1] http://www.ipm.iastate.edu/ipm/icm/2006/5-22/alfalfainsects.html
