Online Phenology Models and Degree-day Calculator
variegated cutworm [peppermint]
insect model of Coop & Berry (1987)

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: variegated cutworm [peppermint] Type: insect Model source/other links: Coop & Berry (1987) Calculation method: single sine Lower threshold: 41 degrees Fahrenheit Upper threshold: 88 degrees Fahrenheit Directions for starting/BIOFIX: calendar date Starting/BIOFIX date: 5 1 No ending date, set to: default date 12 31 Model validation status: partly validated Region of known use: Pacific Northwest ==============================EVENTS TABLE================================ 1. 500 DDs after biofix: Peak overwintering generation 2. 900 DDs after biofix: Peak egg laying in peppermint 3. 1150 DDs after biofix: Peak 1st instar larvae 4. 1300 DDs after biofix: End of moth flight overwintering generation 5. 1450 DDs after biofix: Peak 3rd instar larvae 6. 1900 DDs after biofix: Peak 5th instar larvae 7. 2100 DDs after biofix: Peak pupation ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD41 CUMDD41 event -- --- ----- ----- ------ ---- ------- -------