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East Lansing (MSUHort) Alfalfa Weevil Development Assist Chart (Report issued 4/27/2015 3:02)

Start scouting for adults when temperatures are greater than 48°F

Life Stage Predicted Date Observed Date
Light feeding starts Not expected before 5/4/2015  
Major feeding starts Not expected before 5/4/2015  
Pupation starts (major feeding continues) Not expected before 5/4/2015  
End of pupation and feeding Not expected before 5/4/2015 ------