Online Phenology Models and Degree-day Calculator
eggsimmaturedamageadult
potato psyllid [potato, tomato]
insect model of OSU Synthesis


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: potato psyllid [potato, tomato] Type: insect Model source/other links: OSU Synthesis Calculation method: single sine Lower threshold: 40 degrees Fahrenheit Upper threshold: 86 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 for PNW region - pest of potato Region of known use: data collected in OR, ID, WA, TX, NZ, AZ ==============================EVENTS TABLE================================ 1. 162 DDs after Jan 1: OW adult first oviposition 2. 324 DDs after Jan 1: OW adult peak OV 3. 762 DDs after Jan 1: F1 peak mid instar nymphs 4. 1044 DDs after Jan 1: First F1 adults 5. 1242 DDs after Jan 1: F1 peak adults 6. 1900 DDs after Jan 1: F2 late instar nymphs and 1st Adults 7. 2348 DDs after Jan 1: Peak F2 adults 8. 2844 DDs after Jan 1: 1st F3 adults 9. 3568 DDs after Jan 1: Peak F3 adults 10. 4788 DDs after Jan 1: Peak F4 adults 11. 6008 DDs after Jan 1: Peak F5 adults 12. 7228 DDs after Jan 1: Peak F6 adults ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD40 CUMDD40 event -- --- ----- ----- ------ ---- ------- -------