Online Phenology Models and Degree-day Calculator
bertha armyworm [vegetables]
insect model of Bailey 1976

Output from insect degree-day/phenology model program:
	Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================ Model species/general links: bertha armyworm [vegetables] Type: insect Model source/other links: Bailey 1976 Calculation method: single sine Lower threshold: 45 degrees Fahrenheit Upper threshold: 93 degrees Fahrenheit Directions for starting/BIOFIX: first catch in pheromone trap Starting/BIOFIX date: 4 15 No ending date, set to: default date 12 31 Model validation status: not fully tested Region of known use: Pacific Northwest ==============================EVENTS TABLE================================ 1. 175 DD after biofix First egglaying 2. 325 DD after biofix First hatch 3. 560 DD after biofix Begin 4th instar larvae 4. 630 DD after biofix Begin 5th instar larvae 5. 725 DD after biofix Begin 6th instar larvae 6. 965 DD after biofix Begin pupae 7. 1600 DD after biofix Adult emergence 8. 1800 DD after biofix 2nd generation egglaying ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD45 CUMDD45 event -- --- ----- ----- ------ ---- ------- -------