Online Phenology Models and Degree-day Calculator
canola (B. napus, Arg)
crop model of Miller MSU, Miller et al. 2001

Output from crop degree-day/phenology model program:
	Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================ Model species/general links: canola (B. napus, Arg) Type: crop Model source/other links: Miller MSU, Miller et al. 2001 Calculation method: simp avg/grow Lower threshold: 32 degrees Fahrenheit Setting upper threshold to: 130 F (default) Directions for starting/BIOFIX: planting date Starting/BIOFIX date: 1 1 No ending date, set to: default date 12 31 Model validation status: partly validated Region of known use: Montana ==============================EVENTS TABLE================================ 1. 270 DD after biofix 0.9-germination: shoot breaks through soil 2. 330 DD after biofix 1.1-1st true leaf unfolded 3. 410 DD after biofix 1.4-4th true leaf unfolded 4. 920 DD after biofix 3.1-1st visibly detected internode 5. 1510 DD after biofix 5.1-flower buds just visible (green bud) 6. 1750 DD after biofix 5.9-1st flower buds yellow but still closed (yellow bud) 7. 1810 DD after biofix 6.1-10% of flowers are open or 10% bloom 8. 2100 DD after biofix 7.1-10% of pods have reached final size 9. 2400 DD after biofix 8.1-10% of seeds changed color (any brown detectable) 10. 2490 DD after biofix 8.4-40% of seeds changed color 11. 2640 DD after biofix 8.9-nearly all seeds changed color, pods ripe and dry 12. 2870 DD after biofix 9.7-plants dead and dry, ready for harvest ==============================MODEL OUTPUT================================ Weather station: 1000 none selected mn day max min precip DD32 CUMDD32 event -- --- ----- ----- ------ ---- ------- -------