Online Phenology Models and Degree-day Calculator
adult
wheat (Bauer model) [spring wheat]
crop model of Bauer et al 1984 scale guide


Output from uspest.org/wea crop degree-day/phenology model program:
	Heat Units and predictions of key events from daily weather data
==============================MODEL INPUTS================================ Model species/general links: wheat (Bauer model) [spring wheat] Type: crop Model source/other links: Bauer et al 1984 scale guide Calculation method: Bauer wheat model GDD Lower threshold: 32 degrees Fahrenheit Upper threshold: 95 degrees Fahrenheit Directions for starting/BIOFIX: date of emergence (ca. 180 GDD after planting) Starting/BIOFIX date: 4 1 Ending date: 7 0 Model validation status: in use Region of known use: Western States ==============================EVENTS TABLE================================ 1. -180 GDDs after emergence: Approx. planting date 2. 0 GDDs after emergence: Emergence from soil (Haun 0.5) 3. 72 GDDs after emergence: Leaf 1 fully extended (Haun 1.0) 4. 215 GDDs after emergence: Leaf 2 fuly extended (Haun 2.0) 5. 358 GDDs after emergence: Leaf 3/tillers begin to emerge (Haun 3.0) 6. 501 GDDs after emergence: Leaf 4 fully extended (Haun 4.0) 7. 715 GDDs after emergence: Jointing (Haun 6.3) 8. 930 GDDs after emergence: Leaf 7 fully extended (Haun 7.0) 9. 1075 GDDs after emergence: Flag leaf (leaf 8) emerged (Haun 8.0) 10. 1216 GDDs after emergence: Boot swelling begins (Haun 9.0) 11. 1387 GDDs after emergence: Heading begins (Haun 10.2) 12. 1559 GDDs after emergence: Flowering (anthesis) begins (Haun 11.4) 13. 1645 GDDs after emergence: Kernel watery ripe (Haun 12.0) ==============================MODEL OUTPUT================================ Weather station: 2017 D3006 APRSWXNET Harrisburg DW3006 AR Lat35.6647 Long:-90.7061 Elev:246 mn day max min precip DD32 CUMDD32 event -- --- ----- ----- ------ ---- ------- ------- 4 1 63.50 48.20 0.00 23.85 23.9 * START *Vx Vn Emergence from soil (Haun 0.5) 4 2 76.20 51.30 0.00 28.65 52.5 Vx Vn 4 3 69.50 51.10 0.00 28.30 80.8 Hx Hn Leaf 1 fully extended (Haun 1.0) 4 4 72.10 48.40 0.00 27.20 108.0 Hx Hn 4 5 67.20 61.00 0.00 32.10 140.1 Vx 4 6 64.00 46.00 0.00 23.00 163.1 Vn 4 7 67.00 43.00 0.00 23.00 186.1 4 8 76.00 45.00 0.00 25.50 211.6 4 9 80.00 61.00 0.00 33.50 245.1 Leaf 2 fuly extended (Haun 2.0) 4 10 75.00 62.00 0.00 36.50 281.6 4 11 65.00 52.00 0.00 26.50 308.1 4 12 77.00 50.00 0.00 31.50 339.6 4 13 85.00 59.00 0.00 40.00 379.6 Leaf 3/tillers begin to emerge (Haun 3.0) 4 14 83.00 63.00 0.00 41.00 420.6 4 15 83.00 65.00 0.00 42.00 462.6 4 16 80.00 66.00 0.00 41.00 503.6 Leaf 4 fully extended (Haun 4.0) 4 17 71.00 64.00 0.00 35.50 539.1 4 18 77.00 63.00 0.00 38.00 577.1 4 19 85.00 63.00 0.00 42.00 619.1 4 20 84.00 67.00 0.00 43.50 662.6 4 21 67.00 52.00 0.00 27.50 690.1 4 22 54.00 50.00 0.00 20.00 710.1 4 23 69.00 49.00 0.00 27.00 737.1 Jointing (Haun 6.3) 4 24 75.00 46.00 0.00 28.50 765.6 4 25 79.00 57.00 0.00 36.00 801.6 4 26 75.00 51.00 0.00 31.00 832.6 4 27 66.00 50.00 0.00 26.00 858.6 4 28 81.00 55.00 0.00 36.00 894.6 4 29 86.00 62.00 0.00 42.00 936.6 Leaf 7 fully extended (Haun 7.0) 4 30 72.00 58.00 0.00 33.00 969.6 5 1 65.00 51.00 0.00 26.00 995.6 5 2 78.00 53.00 0.00 33.50 1029.1 5 3 71.00 56.00 0.00 31.50 1060.6 5 4 55.00 49.00 0.00 20.00 1080.6 Flag leaf (leaf 8) emerged (Haun 8.0) 5 5 70.00 51.00 0.00 28.50 1109.1 5 6 79.00 52.00 0.00 33.50 1142.6 5 7 76.00 52.00 0.00 32.00 1174.6 5 8 82.00 59.00 0.00 38.50 1213.1 5 9 82.00 62.00 0.00 40.00 1253.1 Boot swelling begins (Haun 9.0) 5 10 83.00 65.00 0.00 42.00 1295.1 5 11 84.00 65.00 0.00 42.50 1337.6 5 12 69.00 62.00 0.00 33.50 1371.1 5 13 76.00 57.00 0.00 34.50 1405.6 Heading begins (Haun 10.2) 5 14 80.00 55.00 0.00 35.50 1441.1 5 15 82.00 60.00 0.00 39.00 1480.1 5 16 85.00 68.00 0.00 44.50 1524.6 5 17 86.00 71.00 0.00 46.50 1571.1 Flowering (anthesis) begins (Haun 11.4) 5 18 86.00 73.00 0.00 47.50 1618.6 5 19 86.00 72.00 0.00 47.00 1665.6 Kernel watery ripe (Haun 12.0) 5 20 77.00 65.00 0.00 39.00 1704.6 5 21 75.00 59.00 0.00 35.00 1739.6 5 22 74.00 59.00 0.00 34.50 1774.1 5 23 75.00 59.00 0.00 35.00 1809.1 5 24 65.00 56.00 0.00 28.50 1837.6 5 25 75.00 53.00 0.00 32.00 1869.6 5 26 81.00 66.00 0.00 41.50 1911.1 5 27 87.00 63.00 0.00 43.00 1954.1 5 28 79.00 65.00 0.00 40.00 1994.1 5 29 83.00 64.00 0.00 41.50 2035.6 5 30 85.00 65.00 0.00 43.00 2078.6 5 31 84.00 62.00 0.00 41.00 2119.6 6 1 85.00 68.00 0.00 44.50 2164.1 6 2 85.00 66.00 0.00 43.50 2207.6 6 3 86.00 70.00 0.00 46.00 2253.6 6 4 79.00 72.00 0.00 43.50 2297.1 6 5 78.00 71.00 0.00 42.50 2339.6 6 6 84.00 68.00 0.00 44.00 2383.6 6 7 81.00 64.00 0.00 40.50 2424.1 6 8 79.00 61.00 0.00 38.00 2462.1 6 9 83.00 58.00 0.00 38.50 2500.6 6 10 85.00 64.00 0.00 42.50 2543.1 6 11 88.00 71.00 0.00 47.50 2590.6 6 12 89.00 75.00 0.00 50.00 2640.6 6 13 89.00 74.00 0.00 49.50 2690.1 6 14 90.00 76.00 0.00 51.00 2741.1 6 15 89.00 73.00 0.00 49.00 2790.1 6 16 85.00 70.00 0.00 45.50 2835.6 6 17 89.00 69.00 0.00 47.00 2882.6 6 18 87.00 73.00 0.00 48.00 2930.6 6 19 87.00 71.00 0.00 47.00 2977.6 6 20 90.00 69.00 0.00 47.50 3025.1 6 21 87.00 72.00 0.00 47.50 3072.6 6 22 86.00 76.00 0.00 49.00 3121.6 6 23 87.00 71.00 0.00 47.00 3168.6 6 24 80.00 68.00 0.00 42.00 3210.6 6 25 84.00 66.00 0.00 43.00 3253.6 6 26 84.00 67.00 0.00 43.50 3297.1 6 27 82.00 66.00 0.00 42.00 3339.1 6 28 86.00 69.00 0.00 45.50 3384.6 6 29 86.00 73.00 0.00 47.50 3432.1 6 30 84.00 74.00 0.00 47.00 3479.1 Extended Seasonal Forecast: NOAA NMME 7-month 1910 D3006 PRISM_rev1_4km 2012-2021
wheat (Bauer model) model - Bauer et al 1984
Location: 2017 D3006 Harrisburg DW3006 AR
Extended Seasonal Forecast: NOAA NMME
DateDDsEvent
 4-1-17 24Approx. planting date
 4-1-17 24Emergence from soil (Haun 0.5)
 4-3-17 81Leaf 1 fully extended (Haun 1.0)
 4-9-17 245Leaf 2 fuly extended (Haun 2.0)
 4-13-17 380Leaf 3/tillers begin to emerge (Haun 3.0)
 4-16-17 504Leaf 4 fully extended (Haun 4.0)
 4-23-17 737Jointing (Haun 6.3)
 4-29-17 937Leaf 7 fully extended (Haun 7.0)
 5-4-17 1081Flag leaf (leaf 8) emerged (Haun 8.0)
 5-9-17 1253Boot swelling begins (Haun 9.0)
 5-13-17 1406Heading begins (Haun 10.2)
 5-17-17 1571Flowering (anthesis) begins (Haun 11.4)
 5-19-17 1666Kernel watery ripe (Haun 12.0)
degree-day graph of wheat (Bauer model) [spring wheat] Bauer et al 1984