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: Spodoptera litura [omnivorous]
Type: invasive insect
Model source/other links: OSU OIPMC model analysis
Calculation method: single sine
Lower threshold: 51 degrees Fahrenheit
Upper threshold: 104 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: first version; more spring flight data needed
Region of known use: Subtropical and Temperate US
==============================EVENTS TABLE================================
1. 216 DDs after Jan 1: First flight of adults (overwintered as pupae) in pheromone traps
2. 314 DDs after Jan 1: First oviposition (OV) overwintered adults
3. 707 DDs after Jan 1: Peak spring or 1st generation larvae
4. 1239 DDs after Jan 1: First flight 1st generation adults
5. 1370 DDs after Jan 1: Peak flight 1st generation adults
6. 1729 DDs after Jan 1: Peak 2nd generation larvae
7. 2393 DDs after Jan 1: Peak flight 2nd gen. adults; expect overlapping generations
8. 2752 DDs after Jan 1: Peak 3rd generation larvae
9. 3415 DDs after Jan 1: Peak flight 3rd generation adults
10. 3775 DDs after Jan 1: Peak 4th generation larvae
11. 4438 DDs after Jan 1: Peak flight 4th generation adults
12. 5461 DDs after Jan 1: Peak flight 5th generation adults
13. 6483 DDs after Jan 1: Peak flight 6th generation adults
==============================MODEL OUTPUT================================
Weather station: 1000 none selected
mn day max min precip DD51 CUMDD51 event
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