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: brown marmorated stink bug [multiple]
Type: invasive insect
Model source/other links: Nielsen et al 08
Calculation method: single sine
Lower threshold: 54 degrees Fahrenheit
Upper threshold: 92 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: under development - new invasive species
Region of known use: data collected in PA
==============================EVENTS TABLE================================
1. 85 DDs after Jan 1: 1st adults begin reproductive maturation
2. 360 DDs after Jan 1: 1st active spring adults
3. 566 DDs after Jan 1: 1st egg laying
4. 700 DDs after Jan 1: 1st nymphs
5. 1608 DDs after Jan 1: 1st adults summer gen
6. 1734 DDs after Jan 1: Peak 3rd instar nymphs (mid-season hosts)
7. 2022 DDs after Jan 1: 1st egg hatch 2nd gen (S. states only)
8. 2213 DDs after Jan 1: Peak summer gen adults and final summer gen nymphs
9. 2905 DDs after Jan 1: 1st 2nd gen adults (S. states only)
==============================MODEL OUTPUT================================
Weather station: 1000 none selected
mn day max min precip DD54 CUMDD54 event
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