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

Seasonal history of McIntosh and apple pests at Stephenson, 2024 (Report issued 4/19/2024 0:44)

Biofix dates



Temperature and degree day data estimated for: 1/4; 1/13 - 1/17; 1/19 - 1/20; 1/28; 2/2 - 2/3; 2/11; 2/13; 2/15 - 2/16; 2/18 - 2/23; 2/25; 2/28 - 2/29; 3/5; 3/10; 3/20; 3/28; 4/18
DateDD42 since 1/1Apple Crop Stage (McIntosh) Insect Stages
3/2694Dormant
4/101351st Green
4/16189.21/4" Green
4/21208.41/2" Green