SpecWare 7 Pro - UMASSCSO Fire Blight From 2008-05-01 To 2008-06-02 Temperature DD DD DH Rain Wet Steps Symptoms DH Cougar Date High Low >55 >40 >65 Fall Hrs GBHWTX EIP Ck Bl Sh >60 abcd 05/01 61.5 28.1 1 8 0 0.00 2.0 G.... 0 0 0 05/02 48.1 41.5 1 13 0 0.14 10.3 G..W. 0 0 0 05/03 47.4 40.0 1 17 0 0.28 14.3 G..W. 0 0 0 05/04 60.8 40.8 2 25 0 0.12 9.0 G..W. 0 1 0 05/05 71.1 40.0 6 41 0 0.00 0.0 GB.W. 0 3 61 (0000) 05/06 74.6 42.3 14 60 0 0.00 0.3 GB... 0 7 166 (0011) 05/07 74.6 46.7 22 81 126 0.00 0.0 GB..T 64 11 276 (0012) 05/08 74.6 50.3 28 102 165 0.12 8.3 GB.WT 83 14 358 0123 05/09 53.8 44.5 28 111 110 0.12 10.3 GB.W. 56 14 297 0012 05/10 69.0 43.0 31 125 106 0.00 2.0 GB.W. 54 16 235 (0012) 05/11 70.4 38.5 35 139 122 0.00 4.3 GB.W. 61 18 175 0011 05/12 55.2 43.0 35 147 58 0.00 0.0 GB... 29 18 92 (0000) 05/13 70.4 45.2 41 164 59 0.00 0.0 GB... 30 21 158 (0011) 05/14 77.4 43.0 48 185 116 0.00 0.0 GB..T 58 25 242 (0012) 05/15 67.7 47.4 52 200 117 0.02 3.8 GB.W. 59 26 224 0012 05/16 60.1 46.7 52 212 73 0.33 15.3 GB.W. 37 27 224 0012 05/17 71.1 45.2 57 229 91 0.35 10.5 GB.W. 46 29 228 0012 05/18 64.2 47.4 59 243 61 0.09 13.5 GB.W. 31 30 114 0001 05/19 55.9 40.8 59 251 25 0.04 6.0 GB.W. 13 30 83 0000 05/20 62.2 38.5 60 261 0 0.00 0.8 GB... 0 31 84 (0000) 05/21 67.0 41.5 63 273 1 0.10 13.8 GB.W. 1 32 34 0000 05/22 58.0 42.3 63 281 1 0.07 12.8 GB.W. 0 32 21 0000 05/23 68.4 41.5 67 296 8 0.00 1.3 GB... 4 34 64 (0000) 05/24 68.4 45.9 71 312 13 0.00 0.0 GB... 7 36 106 (0001) 05/25 76.7 43.7 81 334 99 0.00 0.0 GB..T 50 41 233 (0012) 05/26 77.4 51.0 91 358 191 0.00 0.0 GB..T 97 46 394 (0123) 05/27 82.3 52.4 103 385 281 0.20 1.3 GBHWT 142 52 0 529 2233 05/28 67.0 43.7 106 400 279 0.00 0.0 GBHW. 141 54 3 522 (2233) 05/29 76.0 42.3 114 420 257 0.00 0.0 GBH.. 130 58 11 496 (1223) 05/30 80.2 49.6 126 446 291 0.00 0.0 GBH.T 147 64 23 537 (2233) 05/31 73.2 56.6 135 470 223 0.20 7.5 GBHWT 113 69 31 456 1223 06/01 74.6 55.2 144 494 281 0.01 8.5 GBHWT 142 73 40 540 2233 06/02 78.8 51.0 154 518 310 0.00 0.0 GBH.T 157 78 50 586 (2233) Degree Days are 'Actual' - based on individual temperature readings throughout the day. Plant Development Dates: Green Tip 2008-04-16 First Blossom 2008-05-05 University of Maryland Model: Apple threshold (80 DD>40) used for Blossom blight 'Steps' key: G Green Tip; from green tip date until Canker blight symptoms B Blossom; from first blossom date until Blossom blight symptoms H 198 Degree Hours > 65F(18C) requirement met W Wetness (dew or rain) requirement met T Average temperature >= 60F(15.5C) X Trauma; from trauma event date Washington State University (Cougarblight) Model: Pathogen Potential column header key: a No fire blight in area in past two seasons b Fire blight in local area last year c Fire blight nearby or in orchard last year d Active cankers present nearby or in orchard Infection Risk key: 0 Low Risk 1 Marginal Risk 2 High Risk 3 Extreme Risk Infection risks are provided in parentheses on dry days to warn of potential risks if wetness were presen