Online Phenology Models and Degree-day Calculator
pupaadult
black cutworm Mich. State Univ. [vegetables]
insect model of Luckmann etal 1976 UC Davis


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: black cutworm Mich. State Univ. [vegetables] Type: insect Model source/other links: Luckmann etal 1976 UC Davis Calculation method: single sine Lower threshold: 50 degrees Fahrenheit Upper threshold: 86 degrees Fahrenheit Directions for starting/BIOFIX: peak captures in pheromone traps Starting/BIOFIX date: 5 15 No ending date, set to: default date 12 31 Model validation status: partly validated Region of known use: Pacific Northwest ==============================EVENTS TABLE================================ 1. 80 DD after biofix first egg laying 2. 180 DD after biofix first egg hatch 3. 400 DD after biofix small larvae 4. 500 DD after biofix first 4th instar 5. 700 DD after biofix large larvae 6. 820 DD after biofix first pupae 7. 1000 DD after biofix last large larvae 8. 1250 DD after biofix first adults ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD50 CUMDD50 event -- --- ----- ----- ------ ---- ------- -------