Output from uspest.org/wea invasive insect degree-day/phenology model program:
Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================
Model species/general links: spongy moth from Jan 1 [oak-maple]
Type: invasive insect
Model source/other links: Sheehan-simpl.
Calculation method: single sine
Lower threshold: 42 degrees Fahrenheit
Upper threshold: 106 degrees Fahrenheit
Directions for starting/BIOFIX: calendar date
Starting/BIOFIX date: 1 1
No ending date, set to: default date 12 31
Model validation status: experimental
Region of known use: Midwest & PNW US
==============================EVENTS TABLE================================
1. 346 DDs after Jan 1: 2% egg hatch
2. 596 DDs after Jan 1: Peak 1st instar
3. 871 DDs after Jan 1: Peak 2nd instar
4. 1052 DDs after Jan 1: Peak 3rd instar
5. 1274 DDs after Jan 1: Peak 4th instar
6. 1637 DDs after Jan 1: 2% pupation
7. 1727 DDs after Jan 1: Peak 5th and 6th instar
8. 2068 DDs after Jan 1: 50% pupation
9. 2180 DDs after Jan 1: 2% adult emergence
10. 2539 DDs after Jan 1: 50% adult emergence
11. 2646 DDs after Jan 1: Final 6th instars present
12. 3250 DDs after Jan 1: 98% adult emergence
==============================MODEL OUTPUT================================
Weather station: 1000 none selected
mn day max min precip DD42 CUMDD42 event
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