Online Phenology Models and Degree-day Calculator
eggsimmaturedamageadult
hairy nightshade
weed model of CROPTIME weed model


Output from uspest.org/wea weed degree-day/phenology model program:
	Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================ Model species/general links: hairy nightshade Type: weed Model source/other links: CROPTIME weed model Calculation method: single sine Lower threshold: 40 degrees Fahrenheit Upper threshold: 95 degrees Fahrenheit Directions for starting/BIOFIX: first emergence of cotyledon Starting/BIOFIX date: 6 10 No ending date, set to: default date 12 31 Model validation status: research model - not yet validated Region of known use: W. OR ==============================EVENTS TABLE================================ 1. 1 DDs after cotyledon: cotyledon present 2. 169 DDs after cotyledon: 2 leaves present 3. 325 DDs after cotyledon: 4-5 leaves present 4. 506 DDs after cotyledon: 6-7 leaves present 5. 766 DDs after cotyledon: first flowering 6. 1668 DDs after cotyledon: lower 95% CI first viable seed 7. 1811 DDs after cotyledon: average first viable seed 8. 1954 DDs after cotyledon: upper 95% CI first viable seed ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD40 CUMDD40 event -- --- ----- ----- ------ ---- ------- -------