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  • Michigan State University Extension
  • Michigan State University Ag Bio Research
  • Project GREEEN

Current status of McIntosh and apple pests at Shelby - East, 2024 (Report issued 4/26/2024 9:01)

Biofix dates



Apple crop stages (McIntosh)

Last stageTight Cluster on 4/18
Next stageOpen Cluster expected on 4/27
Harvest estimatesAvailable 41 days after full bloom

Insect pest predictions

InsectLast StageNext StageSelected
Biofix
DD since biofixDD Base
Apple maggotNo development observed
Emergence of adult fly
expected in 870DD
--Current (4/26): 85.3
Forecast (5/2): 131
50
Codling mothNo development observed
Watch for biofix (first sustained catch)
----50
Obliquebanded leafrollerNo development observed
Watch for biofix (first sustained catch)
----42
Oriental fruit mothNo development observed
Biofix (first adult emergence)
expected on 4/27
4/27Current (4/26):
Forecast (5/2): 72.6
45