Online Phenology Models and Degree-day Calculator
immaturedamageadult
peach twig borer [stone fruits]
insect model of 2007 USU Ext. WSU IPM info


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: peach twig borer [stone fruits] Type: insect Model source/other links: 2007 USU Ext. WSU IPM info Calculation method: single sine Lower threshold: 50 degrees Fahrenheit Upper threshold: 88 degrees Fahrenheit Directions for starting/BIOFIX: 1st consistent capture of moths in pheromone traps
   (ca. 405 DD after Mar 1 or Jan 1 in warm climates) Starting/BIOFIX date: 4 15 Ending date: 9 30 Model validation status: requires local validation Region of known use: used in NW USA ==============================EVENTS TABLE================================ 1. 55 DDs after biofix: OW gen. ca. 1st egg laying 2. 220 DDs after biofix: 1st gen. ca. 1st egg hatch, OW 49% male flight 3. 350 DDs after biofix: 1st gen. ca. 14% egg hatch (time to sample young larvae), OW 87% male flight 4. 500 DDs after biofix: 1st gen. ca. 63% egg hatch, OW 98% male flight 5. 684 DDs after biofix: 1st gen. ca. 96% egg hatch, earliest pupation 6. 1080 DDs after biofix: 2nd gen. ca. 1st egg hatch, 1st gen. 19% male flight 7. 1280 DDs after biofix: 2nd gen. ca. 13% egg hatch, 1st gen. 66% male flight 8. 1500 DDs after biofix: 2nd gen. ca. 61% egg hatch, 1st gen. 96% male flight 9. 1760 DDs after biofix: 2nd gen. ca. 96% egg hatch, 2nd gen. 1st male flight 10. 2240 DDs after biofix: 3rd gen. ca. 14% egg hatch, 2nd gen. 56% male flight 11. 2580 DDs after biofix: 3rd gen. ca. 73% egg hatch, 2nd gen. 96% male flight 12. 2820 DDs after biofix: 3rd gen. ca. 96% egg hatch, 3rd gen. 4% male flight 13. 3180 DDs after biofix: 4th gen. ca. 13% egg hatch (warmer climates only) ==============================MODEL OUTPUT================================
Bad/missing weather station. Please use the back button and select another. Forecast using: 10 yr Hist Avg MF22754 2006-2015
peach twig borer model - 2007 USU Ext.
Location: 5-30-17 63 OW gen. ca. 1st egg laying
DateDDsEvent
 6-27-17 5091st gen. ca. 63% egg hatch, OW 98% male flight
 7-6-17 6941st gen. ca. 96% egg hatch, earliest pupation
 7-23-17 10982nd gen. ca. 1st egg hatch, 1st gen. 19% male flight
 7-31-17 12992nd gen. ca. 13% egg hatch, 1st gen. 66% male flight
 8-9-17 15212nd gen. ca. 61% egg hatch, 1st gen. 96% male flight
 8-20-17 17762nd gen. ca. 96% egg hatch, 2nd gen. 1st male flight
 9-15-17 22493rd gen. ca. 14% egg hatch, 2nd gen. 56% male flight
degree-day graph of peach twig borer [stone fruits] 2007 USU Ext.