Online Phenology Models and Degree-day Calculator
immatureadult
apple maggot 1st emerge [cherry, apple]
insect model of Jones etal 89


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: apple maggot 1st emerge [cherry, apple] Type: insect Model source/other links: Jones etal 89 Calculation method: single sine Lower threshold: 44 degrees Fahrenheit Upper threshold: 113 degrees Fahrenheit Directions for starting/BIOFIX: calendar Starting/BIOFIX date: 3 1 No ending date, set to: default date 12 31 Model validation status: testing Region of known use: Utah ==============================EVENTS TABLE================================ 1. 1013 DD after Mar 1 first fly emerge (NY) 2. 1456 DD after Mar 1 first fly emerge (UT) 3. 1737 DD after Mar 1 first fly emerge (W. OR) ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD44 CUMDD44 event -- --- ----- ----- ------ ---- ------- -------