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Output from uspest.org/wea insect degree-day/phenology model program:
Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================
Model species/general links: codling moth [apple & pear]
Type: insect
Model source/other links: Brunner and Hoyt 1987
Calculation method: single sine
Lower threshold: 50 degrees Fahrenheit
Upper threshold: 88 degrees Fahrenheit
Directions for starting/BIOFIX: first consistent capture of moths in pheromone traps
Starting/BIOFIX date: 4 1
No ending date, set to: default date 12 31
Model validation status: Fully tested and in use
Region of known use: Pacific Northwest
==============================EVENTS TABLE================================
1. 250 DDs after biofix: 1st generation, 3% egg hatch
2. 360 DDs after biofix: 1st generation, 20% egg hatch
3. 484 DDs after biofix: 1st generation, 50% egg hatch
4. 610 DDs after biofix: 1st generation, 75% egg hatch
5. 800 DDs after biofix: 1st generation, 95% egg hatch
6. 1000 DDs after biofix: 2nd generation, 5% adult emergence
7. 1260 DDs after biofix: 2nd generation, 7% egg hatch
8. 1460 DDs after biofix: 2nd generation, 30% egg hatch
9. 1580 DDs after biofix: 2nd generation, 50% egg hatch
10. 1750 DDs after biofix: 2nd generation, 75% egg hatch
11. 2100 DDs after biofix: 2nd generation, 99% egg hatch
12. 2220 DDs after biofix: 3rd generation, 3% egg hatch
13. 2430 DDs after biofix: 3rd generation, 20% egg hatch
14. 2620 DDs after biofix: 3rd generation, 50% egg hatch
==============================MODEL OUTPUT================================
Weather station: 1000 none selected
mn day max min precip DD50 CUMDD50 event
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