Online Phenology Models and Degree-day Calculator
damage
pear scab infection season [pear]
disease model of MCAREC/Spotts


Output from uspest.org/wea disease degree-day/phenology model program:
	Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================ Model species/general links: pear scab infection season [pear] Type: disease Model source/other links: MCAREC/Spotts Calculation method: single sine Lower threshold: 32 degrees Fahrenheit Setting upper threshold to: 130 F (default) Directions for starting/BIOFIX: starting at bud swell stage Starting/BIOFIX date: 3 15 No ending date, set to: default date 12 31 Model validation status: in use in W. Oregon Region of known use: Pacific Northwest ==============================EVENTS TABLE================================ 1. 10 DD after bud swell approx. start of pear scab infection season 2. 800 DD after bud swell ascospore season continues: approx. half-way over 3. 1620 DD after bud swell approx. 100% ascospore maturation; the first 0.01 inches 4. 1650 DD after bud swell of moisture will discharge all remaining spores 5. 1680 DD after bud swell and signal end of primary infection season ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD32 CUMDD32 event -- --- ----- ----- ------ ---- ------- -------