Online Phenology Models and Degree-day Calculator
immaturedamageadult
Asian citrus psyllid, Diaphorina citri [citrus]
invasive insect model of IPPC synth. UC Davis IPM


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: Asian citrus psyllid, Diaphorina citri [citrus] Type: invasive insect Model source/other links: IPPC synth. UC Davis IPM Calculation method: single sine Lower threshold: 52 degrees Fahrenheit Upper threshold: 90 degrees Fahrenheit Directions for starting/BIOFIX: start with new leaf flush Starting/BIOFIX date: 2 1 No ending date, set to: default date 12 31 Model validation status: under development Region of known use: Florida ==============================EVENTS TABLE================================ 1. 630 DDs after leaf flush First OW adult egg-laying 2. 990 DDs after leaf flush Peak OW adult egg-laying 3. 1260 DDs after leaf flush Peak F1 nymphs 4. 2033 DDs after leaf flush Peak F1 adults 50% egg-laying 5. 2303 DDs after leaf flush Peak F2 nymphs 6. 3077 DDs after leaf flush Peak F2 adults 50% egg-laying 7. 3347 DDs after leaf flush Peak F3 nymphs 8. 4120 DDs after leaf flush Peak F3 adults 50% egg-laying 9. 4390 DDs after leaf flush Peak F4 nymphs 10. 5164 DDs after leaf flush Peak F4 adults 50% egg-laying 11. 5434 DDs after leaf flush Peak F5 nymphs 12. 6207 DDs after leaf flush Peak F5 adults 50% egg-laying 13. 6477 DDs after leaf flush Peak F6 nymphs 14. 7251 DDs after leaf flush Peak F6 adults 50% egg-laying 15. 7521 DDs after leaf flush Peak F7 nymphs 16. 8294 DDs after leaf flush Peak F7 adults 50% egg-laying ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD52 CUMDD52 event -- --- ----- ----- ------ ---- ------- -------