Online Phenology Models and Degree-day Calculator
eggsimmaturedamageadult
walnut husk fly [walnut]
insect model of Kasana & AliNiazee 1997


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: walnut husk fly [walnut] Type: insect Model source/other links: Kasana & AliNiazee 1997 Calculation method: single sine Lower threshold: 41 degrees Fahrenheit Setting upper threshold to: 130 F (default) Directions for starting/BIOFIX: calendar date Starting/BIOFIX date: 3 1 Ending date: 7 0 Model validation status: developed but not calibrated or validated Region of known use: Pacific Northwest-W. of Cascades ==============================EVENTS TABLE================================ 1. 1890 DDs after biofix: First adult emergence 2. 2219 DDs after biofix: Mature females 3. 2480 DDs after biofix: First oviposition 4. 2700 DDs after biofix: First eggs hatch/first larvae 5. 2831 DDs after biofix: 25% adult emergence 6. 3152 DDs after biofix: 50% adult emergence 7. 3461 DDs after biofix: First larvae exit husks 8. 3956 DDs after biofix: 100% adult emergence ==============================MODEL OUTPUT================================ Weather station: 2017 KPTV METAR Pterville Muni Apt CA Lat:36.0331 Long:-119.0667 Elev:443 mn day max min precip DD41 CUMDD41 event -- --- ----- ----- ------ ---- ------- ------- 3 1 64.40 33.80 0.00 9.62 9.6 * START * 3 2 68.00 33.80 0.00 11.33 21.0 3 3 71.60 37.00 0.00 13.88 34.8 3 4 71.60 41.00 0.00 15.30 50.1 3 5 57.00 34.00 0.19 6.19 56.3 3 6 57.20 28.40 0.00 5.52 61.9 3 7 62.60 33.80 0.00 8.77 70.6 3 8 66.90 37.00 0.00 11.58 82.2 3 9 72.00 39.20 0.00 14.78 97.0 3 10 71.60 44.60 0.00 17.10 114.1 3 11 75.20 45.00 0.00 19.10 133.2 3 12 75.90 50.00 0.00 21.95 155.1 3 13 79.00 50.00 0.00 23.50 178.6 3 14 87.80 48.90 0.14 27.35 206.0 3 15 86.00 51.80 0.00 27.90 233.9 3 16 75.90 48.00 0.00 20.95 254.8 3 17 81.00 48.00 0.00 23.50 278.3 3 18 82.40 51.10 0.00 25.75 304.1 3 19 77.00 46.40 0.00 20.70 324.8 3 20 69.10 51.10 0.00 19.10 343.9 3 21 71.10 54.00 0.10 21.55 365.4 3 22 64.90 48.20 0.07 15.55 381.0 3 23 62.60 42.10 0.01 11.35 392.3 3 24 71.10 42.80 0.06 15.95 408.3 3 25 64.90 51.10 0.01 17.00 425.3 3 26 70.00 44.60 0.04 16.30 441.6 3 27 66.90 44.60 0.02 14.75 456.3 3 28 69.80 41.00 0.00 14.40 470.7 3 29 75.90 42.80 0.00 18.35 489.1 3 30 69.80 42.10 0.00 14.95 504.0 3 31 68.00 37.00 0.00 12.12 516.1 4 1 78.80 44.60 0.00 20.70 536.8 4 2 82.40 46.00 0.00 23.20 560.0 4 3 78.80 46.40 0.00 21.60 581.6 4 4 73.10 43.60 0.00 17.35 599.0 Hx Hn 4 5 86.00 48.00 0.00 26.00 625.0 4 6 79.00 53.60 0.00 25.30 650.3 4 7 66.20 57.00 0.55 20.60 670.9 4 8 64.40 39.20 0.01 11.01 681.9 4 9 66.20 35.60 0.00 10.88 692.8 4 10 71.60 37.40 0.00 14.00 706.8 4 11 75.20 44.60 0.00 18.90 725.7 4 12 81.00 44.10 0.00 21.55 747.2 4 13 73.00 48.20 0.00 19.60 766.8 4 14 66.20 41.00 0.00 12.60 779.4 4 15 73.90 37.40 0.00 15.13 794.6 4 16 82.40 44.10 0.00 22.25 816.8 4 17 81.00 53.10 0.00 26.05 842.9 4 18 66.00 57.00 0.36 20.50 863.4 4 19 75.20 53.60 0.00 23.40 886.8 4 20 75.90 44.60 0.00 19.25 906.0 4 21 78.80 44.10 0.00 20.45 926.5 4 22 84.20 50.00 0.00 26.10 952.6 4 23 77.00 50.00 0.00 22.50 975.1 4 24 73.90 44.10 0.00 18.00 993.1 4 25 73.40 48.20 0.00 19.80 1012.9 4 26 78.80 44.60 0.00 20.70 1033.6 4 27 78.80 53.60 0.00 25.20 1058.8 4 28 78.10 42.10 0.00 19.10 1077.9 4 29 81.00 44.10 0.00 21.55 1099.4 4 30 86.00 46.40 0.00 25.20 1124.6 5 1 88.00 51.80 0.00 28.90 1153.5 5 2 91.90 57.20 0.00 33.55 1187.1 5 3 97.00 62.10 0.00 38.55 1225.6 5 4 100.40 60.80 0.00 39.60 1265.2 5 5 87.80 60.10 0.00 32.95 1298.2 5 6 66.90 53.60 0.00 19.25 1317.4 5 7 72.00 50.00 0.00 20.00 1337.4 5 8 80.60 48.20 0.00 23.40 1360.8 5 9 88.00 53.60 0.00 29.80 1390.6 5 10 84.20 53.10 0.00 27.65 1418.3 5 11 82.40 55.00 0.00 27.70 1446.0 5 12 66.00 54.00 0.00 19.00 1465.0 5 13 72.00 39.90 0.00 15.04 1480.0 5 14 75.00 39.20 0.00 16.27 1496.3 5 15 73.00 45.00 0.00 18.00 1514.3 5 16 77.00 55.00 0.00 25.00 1539.3 5 17 71.60 51.80 0.00 20.70 1560.0 5 18 82.40 46.40 0.00 23.40 1583.4 5 19 90.00 53.10 0.00 30.55 1613.9 5 20 95.00 57.00 0.00 35.00 1648.9 5 21 98.60 59.00 0.00 37.80 1686.7 5 22 100.40 60.80 0.00 39.60 1726.3 5 23 102.20 62.10 0.00 41.15 1767.5 5 24 96.80 62.60 0.00 38.70 1806.2 5 25 81.00 51.80 0.00 25.40 1831.6 5 26 73.40 53.10 0.00 22.25 1853.8 5 27 84.20 51.10 0.00 26.65 1880.5 5 28 91.40 55.40 0.00 32.40 1912.9 First adult emergence 5 29 93.20 60.80 0.00 36.00 1948.9 5 30 90.00 64.00 0.00 36.00 1984.9 5 31 77.00 59.00 0.00 27.00 2011.9 6 1 86.00 59.00 0.00 31.50 2043.4 6 2 93.20 57.20 0.00 34.20 2077.6 6 3 98.60 62.60 0.00 39.60 2117.2 6 4 96.80 62.10 0.00 38.45 2155.6 6 5 93.20 55.40 0.00 33.30 2188.9 6 6 98.60 55.40 0.00 36.00 2224.9 Mature females 6 7 96.80 57.00 0.00 35.90 2260.8 6 8 89.60 57.20 0.00 32.40 2293.2 6 9 87.80 57.20 0.00 31.50 2324.7 6 10 79.00 57.00 0.00 27.00 2351.7 6 11 73.40 51.10 0.00 21.25 2373.0 6 12 75.90 44.60 0.00 19.25 2392.2 6 13 84.20 48.00 0.00 25.10 2417.3 6 14 91.40 53.60 0.00 31.50 2448.8 6 15 96.10 60.80 0.00 37.45 2486.3 First oviposition 6 16 96.80 62.10 0.00 38.45 2524.7 6 17 100.40 68.00 0.00 43.20 2567.9 6 18 105.80 71.60 0.00 47.70 2615.6 6 19 108.00 73.40 0.00 49.70 2665.3 6 20 109.40 75.00 0.00 51.20 2716.5 First eggs hatch/first larvae 6 21 108.00 71.60 0.00 48.80 2765.3 6 22 109.40 73.00 0.00 50.20 2815.5 6 23 105.80 73.00 0.00 48.40 2863.9 25% adult emergence 6 24 102.20 71.60 0.00 45.90 2909.8 6 25 106.00 71.60 0.00 47.80 2957.6 6 26 100.40 68.00 0.00 43.20 3000.8 6 27 95.00 62.10 0.00 37.55 3038.4 6 28 95.00 61.00 0.00 37.00 3075.4 6 29 98.60 60.80 0.00 38.70 3114.1 6 30 98.60 62.10 0.00 39.35 3153.4 50% adult emergence Forecast using: 1910 KPTV PRISM_rev1_4km 2007-2016 AVERAGES Lat36.0331 Long-119.0667 DD50
walnut husk fly model - Kasana & AliNiazee 1997
Location: 2017 KPTV Pterville Muni Apt
1910 KPTV PRISM_rev1_4km 2007-2016 AVERAGES
DateDDsEvent
 5-28-17 1913First adult emergence
 6-6-17 2225Mature females
 6-15-17 2486First oviposition
 6-20-17 2717First eggs hatch/first larvae
 6-23-17 286425% adult emergence
 6-30-17 315350% adult emergence
degree-day graph of walnut husk fly [walnut] Kasana & AliNiazee 1997