Online Phenology Models and Degree-day Calculator
immaturedamagepupaadult
orange tortrix (cold winter) [small fruit]
insect model of Knight (1988)


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: orange tortrix (cold winter) [small fruit] Type: insect Model source/other links: Knight (1988) Calculation method: single sine Lower threshold: 41 degrees Fahrenheit Setting upper threshold to: 130 F (default) Directions for starting/BIOFIX: calendar date Starting/BIOFIX date: 1 1 No ending date, set to: default date 12 31 Model validation status: partly validated Region of known use: Pacific Northwest ==============================EVENTS TABLE================================ 1. 950 DDs after biofix: peak pheromone trap catch 2. 1040 DDs after biofix: peak female adult emergence 3. 1100 DDs after biofix: peak egg laying 4. 1370 DDs after biofix: peak egg hatch 5. 2170 DDs after biofix: peak in density large larvae ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD41 CUMDD41 event -- --- ----- ----- ------ ---- ------- -------