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Lygus bug [alfalfa seed]
insect model
of Ben Simko 2000
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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: Lygus bug [alfalfa seed]
Type: insect
Model source/other links: Ben Simko 2000
Calculation method: single sine
Lower threshold: 52 degrees Fahrenheit
Setting upper threshold to: 130 F (default)
Directions for starting/BIOFIX: calendar date
No starting/BIOFIX date, set to: default date 1 1
Ending date: 7 0
Model validation status: partly validated
Region of known use: E. Oregon, SW Idaho
==============================EVENTS TABLE================================
1. 275 DD after biofix Peak 1st and 2nd instars nymphs
==============================MODEL OUTPUT================================
Weather station: 2017 E5423 APRSWXNET EW5423 Tucson AZ Lat32.3022 Long:-110.7392 Elev:2867
mn day max min precip DD52 CUMDD52 event
-- --- ----- ----- ------ ---- ------- -------
1 1 54.00 45.00 0.01 0.41 0.4 * START *
1 2 57.00 40.00 0.00 1.19 1.6
1 3 65.00 42.00 0.00 4.44 6.0
1 4 69.00 46.00 0.00 6.84 12.9
1 5 68.00 48.00 0.00 6.78 19.7
1 6 62.00 47.00 0.00 3.77 23.4
1 7 73.00 40.00 0.00 7.70 31.1
1 8 80.00 50.00 0.00 13.22 44.3
1 9 76.00 54.00 0.00 13.00 57.3
1 10 72.00 51.00 0.00 9.59 66.9
1 11 71.00 50.00 0.00 8.76 75.7
1 12 73.00 45.00 0.00 8.53 84.2
1 13 74.00 47.00 0.00 9.43 93.7
1 14 74.00 56.00 0.00 13.00 106.7
1 15 49.30 45.90 0.00 0.00 106.7 Vx Vn
1 16 56.70 43.10 0.00 1.22 107.9 Vx Vn
1 17 64.30 37.40 0.00 3.72 111.6 Vx Vn
1 18 63.00 39.40 0.00 3.36 115.0 Vx Vn
1 19 54.80 40.80 0.00 0.54 115.5 Vx Vn
1 20 54.20 45.20 0.00 0.47 116.0 Vx Vn
1 21 59.00 42.00 0.01 2.00 118.0
1 22 63.00 40.00 0.00 3.41 121.4
1 23 68.00 42.00 0.22 5.75 127.1
1 24 53.00 38.00 0.01 0.11 127.2
1 25 54.00 35.00 0.00 0.28 127.5
1 26 56.00 34.00 0.00 0.74 128.3
1 27 57.00 33.00 0.00 0.99 129.3
1 28 63.00 35.00 0.00 3.06 132.3
1 29 70.00 40.00 0.00 6.37 138.7
1 30 76.00 47.00 0.00 10.40 149.1
1 31 74.00 46.00 0.00 9.21 158.3
2 1 76.00 50.00 0.00 11.24 169.5
2 2 74.00 47.00 0.00 9.43 179.0
2 3 76.00 49.00 0.00 10.93 189.9
2 4 77.00 48.00 0.00 11.14 201.0
2 5 77.00 52.00 0.00 12.50 213.5
2 6 68.00 52.00 0.00 8.00 221.5
2 7 69.00 48.00 0.00 7.26 228.8
2 8 76.00 51.00 0.00 11.58 240.4
2 9 87.00 51.00 0.00 17.07 257.4
2 10 87.00 54.00 0.00 18.50 275.9 Peak 1st and 2nd instars nymphs
2 11 82.00 58.00 0.00 18.00 293.9
2 12 72.00 54.00 0.08 11.00 304.9
2 13 67.00 52.00 0.01 7.50 312.4
2 14 69.00 51.00 0.33 8.10 320.5
2 15 68.00 52.00 0.00 8.00 328.5
2 16 72.00 45.00 0.00 8.06 336.6
2 17 71.00 52.00 0.00 9.50 346.1
2 18 66.00 49.00 0.09 6.04 352.1
2 19 58.00 47.00 0.07 2.01 354.1
2 20 67.00 47.00 0.02 6.09 360.2
2 21 77.00 48.00 0.00 11.14 371.4
2 22 80.00 51.00 0.00 13.58 384.9
2 23 63.00 42.00 0.00 3.60 388.5
2 24 61.00 40.00 0.00 2.63 391.2
2 25 65.00 40.00 0.00 4.23 395.4
2 26 65.00 48.00 0.00 5.34 400.7
2 27 68.00 46.00 0.00 6.37 407.1
2 28 64.00 48.00 0.04 4.87 412.0
3 1 71.00 45.00 0.01 7.59 419.6
3 2 77.00 44.00 0.00 10.22 429.8
3 3 75.00 63.00 0.00 17.00 446.8
3 4 80.00 56.00 0.00 16.00 462.8
3 5 75.00 58.00 0.00 14.50 477.3
3 6 67.00 46.00 0.00 5.90 483.2
3 7 80.00 44.00 0.00 11.64 494.8
3 8 87.00 47.00 0.00 15.76 510.6
3 9 88.00 55.00 0.00 19.50 530.1
3 10 91.00 59.00 0.00 23.00 553.1
3 11 87.00 60.00 0.00 21.50 574.6
3 12 86.00 59.00 0.00 20.50 595.1
3 13 89.00 58.00 0.00 21.50 616.6
3 14 91.00 61.00 0.00 24.00 640.6
3 15 89.00 61.00 0.00 23.00 663.6
3 16 88.00 53.40 0.00 18.70 682.3 Vn
3 17 92.00 63.00 0.00 25.50 707.8
3 18 92.00 65.00 0.00 26.50 734.3
3 19 94.00 64.00 0.00 27.00 761.3
3 20 94.00 66.00 0.00 28.00 789.3
3 21 91.00 66.00 0.00 26.50 815.8
3 22 83.00 59.00 0.00 19.00 834.8
3 23 66.00 51.00 0.00 6.61 841.4
3 24 74.00 46.00 0.00 9.21 850.6
3 25 79.00 47.00 0.00 11.85 862.5
3 26 77.00 56.00 0.00 14.50 877.0
3 27 79.00 55.00 0.13 15.00 892.0
3 28 70.00 48.00 0.13 7.74 899.7
3 29 77.00 51.00 0.00 12.08 911.8
3 30 85.00 55.00 0.03 18.00 929.8
3 31 69.00 45.00 0.03 6.66 936.4
4 1 67.00 48.00 0.00 6.30 942.7
4 2 75.00 45.00 0.00 9.47 952.2
4 3 80.00 57.00 0.00 16.50 968.7
4 4 81.60 48.90 0.00 13.66 982.4 Hx Hn
4 5 83.20 63.00 0.00 21.10 1003.5 Hx
4 6 90.00 53.00 0.00 19.50 1023.0 Vn
4 7 89.00 64.00 0.00 24.50 1047.5
4 8 89.00 64.00 0.00 24.50 1072.0
4 9 78.00 56.00 0.00 15.00 1087.0
4 10 84.00 51.00 0.00 15.57 1102.5
4 11 90.00 56.00 0.00 21.00 1123.5
4 12 89.00 60.00 0.00 22.50 1146.0
4 13 91.00 61.00 0.00 24.00 1170.0
4 14 88.00 64.00 0.00 24.00 1194.0
4 15 87.00 59.00 0.00 21.00 1215.0
4 16 89.00 61.00 0.00 23.00 1238.0
4 17 88.00 60.00 0.00 22.00 1260.0
4 18 90.00 63.00 0.00 24.50 1284.5
4 19 89.00 65.00 0.00 25.00 1309.5
4 20 88.00 62.00 0.00 23.00 1332.5
4 21 90.00 61.00 0.00 23.50 1356.0
4 22 94.00 64.00 0.00 27.00 1383.0
4 23 96.00 66.00 0.00 29.00 1412.0
4 24 91.00 69.00 0.00 28.00 1440.0
4 25 80.00 65.00 0.00 20.50 1460.5
4 26 82.00 58.00 0.00 18.00 1478.5
4 27 88.00 63.00 0.00 23.50 1502.0
4 28 79.00 62.00 0.00 18.50 1520.5
4 29 72.00 49.00 0.00 8.97 1529.5
4 30 82.00 54.00 0.00 16.00 1545.5
5 1 88.00 61.00 0.00 22.50 1568.0
5 2 91.00 61.00 0.00 24.00 1592.0
5 3 95.00 69.00 0.00 30.00 1622.0
5 4 100.00 67.00 0.00 31.50 1653.5
5 5 103.00 73.00 0.00 36.00 1689.5
5 6 93.00 71.00 0.00 30.00 1719.5
5 7 78.00 61.00 0.00 17.50 1737.0
5 8 78.00 55.00 0.23 14.50 1751.5
5 9 69.00 50.00 0.17 7.78 1759.3
5 10 74.00 49.00 0.00 9.95 1769.2
5 11 86.00 53.00 0.00 17.50 1786.7
5 12 96.00 65.00 0.00 28.50 1815.2
5 13 96.00 69.00 0.00 30.50 1845.7
5 14 90.00 63.00 0.00 24.50 1870.2
5 15 86.00 62.00 0.00 22.00 1892.2
5 16 73.00 54.00 0.00 11.50 1903.7
5 17 84.00 57.00 0.00 18.50 1922.2
5 18 82.00 59.00 0.00 18.50 1940.7
5 19 82.00 55.00 0.00 16.50 1957.2
5 20 91.00 57.00 0.00 22.00 1979.2
5 21 96.00 65.00 0.00 28.50 2007.7
5 22 98.00 69.00 0.00 31.50 2039.2
5 23 99.00 72.00 0.00 33.50 2072.7
5 24 101.00 76.00 0.00 36.50 2109.2
5 25 96.00 76.00 0.00 34.00 2143.2
5 26 94.00 71.00 0.00 30.50 2173.7
5 27 94.00 67.00 0.00 28.50 2202.2
5 28 99.00 65.00 0.00 30.00 2232.2
5 29 99.00 69.00 0.00 32.00 2264.2
5 30 98.00 72.00 0.00 33.00 2297.2
5 31 99.00 76.00 0.00 35.50 2332.7
6 1 96.00 69.00 0.00 30.50 2363.2
6 2 97.00 66.00 0.00 29.50 2392.7
6 3 102.00 71.00 0.00 34.50 2427.2
6 4 104.00 75.00 0.00 37.50 2464.7
6 5 103.00 76.00 0.00 37.50 2502.2
6 6 104.00 75.00 0.00 37.50 2539.7
6 7 106.00 75.00 0.00 38.50 2578.2
6 8 101.00 78.00 0.00 37.50 2615.7
6 9 103.00 73.00 0.00 36.00 2651.7
6 10 101.00 75.00 0.00 36.00 2687.7
6 11 97.00 69.00 0.00 31.00 2718.7
6 12 95.00 69.00 0.00 30.00 2748.7
6 13 94.00 65.00 0.00 27.50 2776.2
6 14 102.00 57.70 0.00 27.85 2804.1 Pn
6 15 105.00 72.00 0.00 36.50 2840.6
6 16 104.00 75.00 0.00 37.50 2878.1
6 17 104.00 79.00 0.00 39.50 2917.6
6 18 107.00 79.00 0.00 41.00 2958.6
6 19 114.00 80.00 0.00 45.00 3003.6
6 20 117.60 89.00 0.00 51.30 3054.9 Px
6 21 115.90 79.50 0.00 45.70 3100.6 Px Pn
6 22 109.00 78.80 0.00 41.90 3142.5 Px Pn
6 23 110.30 78.10 0.00 42.20 3184.7 Px Pn
6 24 114.60 77.80 0.00 44.20 3228.9 Px Pn
6 25 110.00 84.00 0.00 45.00 3273.9 Pn
6 26 105.00 83.00 0.04 42.00 3315.9
6 27 105.00 80.00 0.00 40.50 3356.4
6 28 105.00 80.00 0.00 40.50 3396.9
6 29 103.00 80.00 0.00 39.50 3436.4
6 30 105.00 79.00 0.00 40.00 3476.4
Extended Seasonal Forecast: NOAA NMME 7-month 1910 E5423 PRISM_rev1_4km 2012-2021
Lygus bug model - Ben Simko 2000Location: 2017 E5423 EW5423 Tucson AZ Extended Seasonal Forecast: NOAA NMME | Date | DDs | Event |
| 2-10-17 | 276 | Peak 1st and 2nd instars nymphs |
![degree-day graph of Lygus bug [alfalfa seed] Ben Simko 2000](/cgi-bin/ddplotj.pl?1803652)
