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: spotted lanternfly [numerous hosts including wine grapes, tree fruits, ornamentals]
Type: invasive insect
Model source/other links: OIPMC Analysis of several publications PA and VA, USA 2015-2020
Calculation method: single sine
Lower threshold: 50 degrees Fahrenheit
Upper threshold: 95 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: Could benefit from data from additional years and regions
Region of known use: Developed from PA & VA data 2015-2020 data
==============================EVENTS TABLE================================
1. 364 DDs after biofix: First egg hatch
2. 503 DDs after biofix: Peak egg hatch
3. 674 DDs after biofix: Peak first instars
4. 974 DDs after biofix: Peak second instars
5. 1307 DDs after biofix: Peak third instars
6. 1784 DDs after biofix: Peak fourth instars
7. 1881 DDs after biofix: First adults
8. 2633 DDs after biofix: Peak adults
9. 3015 DDs after biofix: First egg-laying
10. 3278 DDs after biofix: Peak egg-laying
==============================MODEL OUTPUT================================
Weather station: 1000 none selected
mn day max min precip DD50 CUMDD50 event
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