IPM Pest and Plant Disease Models and Forecasting
  
DD calculator linked to US map
for Agricultural, Pest Management, and Plant Biosecurity Decision Support in the US
 USPEST.ORG/WEA: List of available Phenology/Degree Day models. Table of DD model/calculator usage
 Note: click on table header to sort table
# Model/links to general info. Abbrev Image Links to
run model &
model summary		 Type Model Documentation if avail. Region of Known Usage Validation Status Lower
Threshold
1. Degree-Day Calculator aaa adult
summary
run:
ddmodel.us
MyPest Page
 generic calculator general introduction USA in regular use 41
2. Asian citrus psyllid, Diaphorina citri [citrus] acp adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis UC Davis IPM Florida under development 52
3. Asian longhorned beetle [num. trees] alb adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis Developed from multiple studies including Smith and Keena Could benefit from data from additional years and regions 50
4. apple maggot 1st emerge [cherry, apple] am1 adult
summary
run:
ddmodel.us
MyPest Page
 insect Jones etal 89 Utah testing 44
5. apple maggot % emerge [cherry, apple] am2 adult
summary
run:
ddmodel.us
MyPest Page
 insect Jones etal 89 UT and OR testing 44
6. apple scab infection season [apple] asc damage
summary
run:
ddmodel.us
MyPest Page
 disease Gadoury etal 1995 Pacific Northwest not fully tested 32
7. pear scab infection season [pear] asp damage
summary
run:
ddmodel.us
MyPest Page
 disease MCAREC/Spotts Pacific Northwest in use in W. Oregon 32
8. Alfalfa Weevil #1 [alfalfa] aw1 adult
summary
run:
ddmodel.us
MyPest Page
 insect U WY from: Harcourt 1981 Northern US/S. Canada Northern States (ND, WY) 48
9. bertha armyworm [vegetables] baw adult
summary
run:
ddmodel.us
MyPest Page
 insect Bailey 1976 Pacific Northwest not fully tested 45
10. black cutworm Mich. State Univ. [vegetables] bcw adult
summary
run:
ddmodel.us
MyPest Page
 insect Luckmann etal 1976 UC Davis Pacific Northwest partly validated 50
11. brown marmorated stink bug [multiple] bms adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect Nielsen etal 08 data collected in PA under development - new invasive species 54
12. broccoli [Arcadia] bra adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 32
13. broccoli [Emerald Pride] bre adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 32
14. broccoli [Green Magic] brg adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 32
15. broccoli [Imperial] bri adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 32
16. Barley brl adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
17. cabbage looper U. Minn. [vegetables] cbl adult
summary
run:
ddmodel.us
MyPest Page
 insect Toba etal 1973 Pacific Northwest not fully tested 50
18. corn earworm [sweet corn] cew adult
summary
run:
ddmodel.us
MyPest Page
 insect Hartstack etal 1976 Pacific Northwest partly validated 55
19. w. cherry fruit fly v2 [cherry E. of Cascades] cf2 adult
summary
run:
ddmodel.us
MyPest Page
 insect Jones etal 91,Song etal 2004 dev. in UT (Cache Co.), WA (Chelan Co.), and Mid-Columbia OR in general use, revised June 2011 41
20. w. cherry fruit fly [cherry W. of Cascades] cff adult
summary
run:
ddmodel.us
MyPest Page
 insect AliNiazee 1979 Pacific Northwest-W. of Cascades fully validated 41
21. chick Pea-Desi int grwth req stress for matur chk adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
22. codling moth revised 06 [apple & pear] cl2 adult
summary
run:
ddmodel.us
MyPest Page
 insect Knight 2006 used in WA actively undergoing evaluation 50
23. codling moth WSU [apple & pear] cl3 adult
summary
run:
ddmodel.us
MyPest Page
 insect Jones etal 2008 support for use in WA only actively undergoing evaluation 50
24. cereal leaf beetle [grasses] clb adult
summary
run:
ddmodel.us
MyPest Page
 insect Fulton etal 1975 OSU, OSU IPPC model analysis used in USA requires local validation 48
25. codling moth [apple & pear] clm adult
summary
run:
ddmodel.us
MyPest Page
 insect Brunner and Hoyt (1987) Pacific Northwest Fully tested and in use 50
26. cabbage maggot - Delia radicum (L.) cm1 adult
summary
run:
ddmodel.us
MyPest Page
 insect UC Extension OSU DDs info cards (pdf) Pacific Northwest partly validated 39.7
27. cucumber-Marketmore 76 (dir. seeded) cmds adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews etal 2016 W. Oregon new model-not yet fully validated 50
28. cucumber-Marketmore 76 (transplant) cmtp adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 50
29. canola (Arg) ind. grwth-flwr untl strssd cnl adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
30. canola (Pol) ind. grwth habit, flwr untl strssd cnp adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
31. canary cnr adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
32. cucumber-Cobra (direct seeded) cuco adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 50
33. cucumber-Dasher II (direct seeded) cuda adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 50
34. cucumber-Extreme (direct seeded) cuex adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 50
35. cucumber-Supremo (direct seeded) cusu adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 50
36. cucumber-Zapata (direct seeded) cuza adult
summary
run:
ddmodel.us
MyPest Page
 crop Andrews et al 2016 W. Oregon new model-not yet fully validated 50
37. downy brome db weed closeup
summary
run:
ddmodel.us
MyPest Page
 weed Dan Ball etal 2004 publication (pdf) inland Pacific NW validated - see publication 32
38. Diorhabda carinulata [weed biocontrol] dca adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis v1 DeLoach et al. 2011 Devel. for W. USA under development 52
39. douglas-fir needle midge [fir] dnm adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis now testing in W. Oregon under development - unvalidated 39
40. emerald ash borer [ash trees] eab adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect Duarte 2013 OSU IPPC model analysis Developed from 2011-2012 data in Great Lakes region US Could benefit from data from additional years and regions 50
41. early blight (A. solani) [potato tomato] ebl adult
summary
run:
ddmodel.us
MyPest Page
 disease Gent Schwartz 03 MSU Potato Lab for use in most US states newly added-undergoing evaluation 44.6
42. european grapevine moth [grapes] egm adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect UC Coop Ext 2010-11 Calibrated for CA Bay Area Experimental, undergoing validation work 50
43. european pine shoot moth [nursery] eps adult
summary
run:
ddmodel.us
MyPest Page
 insect Regan etal 1990 Pacific Northwest partly validated 28
44. Fenders blue butterfly [Kincades Lupine] fbb adult
summary
run:
ddmodel.us
MyPest Page
 endangered species OSU IPPC model analysis Greg Fitzpatrick W. Oregon new - use with caution 41
45. cougarblight 2010ez-fire blight [apple, pear] fbl damage
summary
run:
ddmodel.us
MyPest Page
 disease Smith WSU Pacific Northwest Validated & In Use - Contact Ken Johnson at johnsonk@science.oregonstate.edu 50
46. filbertworm [hazelnut] fbw adult
summary
run:
ddmodel.us
MyPest Page
 insect Aliniazee (1983) Pacific Northwest partly validated 50
47. flax stage early in day before flwr ptls fall off flx adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
48. fruittree leafroller [tree fruits & ornament.] ftl adult
summary
run:
ddmodel.us
MyPest Page
 insect Judd etal 93 developed in BC, Canada unknown 41
49. Galerucella calmariensis [weed biocontrol] gca adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis v2 Cornell Univ. VA,OR,WA under development 50
50. gypsy moth egg hatch [mixed oak] gm1 adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect Russo etal 1993 East Coast US partly validated 37.4
51. gypsy moth larvae & pupae [mixed oak] gm2 adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect Carter etal 1992 East Coast US partly validated 45.8
52. gypsy moth from Jan 1 [oak-maple] gm3 adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect Sheehan-simpl. Midwest & PNW US experimental 42
53. hop downy mildew season initiation [hop] hdm damage
summary
run:
ddmodel.us
MyPest Page
 disease Gent etal 2010 full pub. Hop IPM (pdf) Pacific Northwest supported in Oregon 42.8
54. hairy nightshade hns adult
summary
run:
ddmodel.us
MyPest Page
 weed CROPTIME weed model W. OR research model - not yet validated 40
55. isomate-c+ ism damage
summary
run:
ddmodel.us
MyPest Page
 insect mating disruption dispenser Pacific Biocontrol Corporation Data Pacific Northwest experimental 32
56. Japanese flower thrips [vegetables] jft adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis data from Murai 2001 under development 52
57. Japanese knotweed psyllid, Aphalara itadori [weed biocontrol] jkp adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis CABI abstract US under development 43
58. Japanese beetle [multiple crops] jpb adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect APHIS data potential for use in US incomplete based on trapping data several years 50
59. Japanese pine sawyer beetle [pine trees] jpsb adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis Dev. for use in US incomplete based on several studies mainly from Japan and Korea 54
60. Light Brown Apple Moth [omnivorous] lba adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis W. USA new - use with caution 45
61. lambsquarter lbq adult
summary
run:
ddmodel.us
MyPest Page
 weed CROPTIME weed model W. OR research model - not yet validated 42
62. lentil (int. grwth chars) - flwr untl strssd lnt adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
63. Lacanobia fruitworm [apple & pear] lsu adult
summary
run:
ddmodel.us
MyPest Page
 insect Doerr etal (2002) article by Jay Brunner Washington partly validated in WA 44
64. Lygus bug [alfalfa seed] lyg adult
summary
run:
ddmodel.us
MyPest Page
 insect Ben Simko 2000 E. Oregon, SW Idaho partly validated 52
65. mint flea beetle mfb adult
summary
run:
ddmodel.us
MyPest Page
 insect Berry etal Pacific Northwest partly validated 41
66. mummy berry infection season, APS Overview [blueberry] mmb damage
summary
run:
ddmodel.us
MyPest Page
 disease Pscheidt 2014 W. Oregon experimental 32
67. Metaseiulus occidentalis moc adult
summary
run:
ddmodel.us
MyPest Page
 mite predator Tanagoshi etal 1975 Pacific Northwest not fully tested 52
68. mint root borer mrb adult
summary
run:
ddmodel.us
MyPest Page
 insect Berry etal Pacific Northwest partly validated 50
69. mustard J (Brwn&Orntl) ind grwth-flwr untl strss msj adult
summary
run:
ddmodel.us
MyPest Page
 crop MSU, Misc. refs Montana partly validated 32
70. mustard (Yellow) indet grwth-flwr untl strssd msy adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
71. Neoseiulus fallacis nfa biocontrol
summary
run:
ddmodel.us
MyPest Page
 mite predator Dover etal 1979 Pacific Northwest not fully tested 54
72. Oak Ambrosia Beetle [oak trees] oab adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis Dev. for use in US presumptive model based on several studies mainly from Japan 52
73. oat oat adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
74. obliquebanded leafroller [tree fruits] ob2 adult
summary
run:
ddmodel.us
MyPest Page
 insect Brunner etal (1997) Pacific Northwest not fully tested 43
75. obliquebanded leafroller [hazelnut] obl adult
summary
run:
ddmodel.us
MyPest Page
 insect Gang. and Ali. (1985) Pacific Northwest partly validated 50
76. oriental fruit moth [stone fruit] ofm adult
summary
run:
ddmodel.us
MyPest Page
 insect CA IPM California partly validated 45
77. omnivorous leaftier [multiple crops] olt adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis vers. 1.0 developed for use in NW USA new model would benefit from local validation 36
78. orange tortrix (cold winter) [small fruit] otc adult
summary
run:
ddmodel.us
MyPest Page
 insect Knight (1988) Pacific Northwest partly validated 41
79. orange tortrix (mild winter) [small fruit] otm adult
summary
run:
ddmodel.us
MyPest Page
 insect Knight (1988) Pacific Northwest partly validated 41
80. Helicoverpa armigera [cotton, corn, others] owbw adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis Dev. for 48-state US vers. 1.1 51
81. pink bollworm [cotton] pbo adult
summary
run:
ddmodel.us
MyPest Page
 insect UC Davis Cotton IPM 1996 model #3 UC IPM CA AZ NM used in CA 55
82. pecan nut casebearer [pecan] pcb adult
summary
run:
ddmodel.us
MyPest Page
 insect Jackman and Harris (1988) in current use in NM and TX; OK version slightly different use with caution; requires local validation 38
83. pea (yellow-determinate or indeterminate growth chars.) pea adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
84. Pandemis leafroller [tree fruits] plr adult
summary
run:
ddmodel.us
MyPest Page
 insect Brunner (1991) Pacific Northwest partly validated 41
85. pepper-Bell king (transplant 4-7 lvs) ppbk adult
summary
run:
ddmodel.us
MyPest Page
 crop Stoven et al 2017 W. Oregon new model-not yet fully validated 52
86. pepper-Gatherers gold (transplant 4-7 lvs) ppgg adult
summary
run:
ddmodel.us
MyPest Page
 crop Stoven et al 2017 W. Oregon new model-not yet fully validated 52
87. pepper-King Arthur (transplant 4-7 lvs) ppka adult
summary
run:
ddmodel.us
MyPest Page
 crop Stoven et al 2017 W. Oregon new model-not yet fully validated 52
88. pepper-Stocky red roaster (transplant 4-7 lvs) ppsr adult
summary
run:
ddmodel.us
MyPest Page
 crop Stoven et al 2017 W. Oregon new model-not yet fully validated 52
89. potato psyllid [potato, tomato] ppsy adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis data collected in OR, ID, WA, TX, NZ, AZ under development for PNW region - pest of potato 40
90. pine shoot beetle [pine trees] psb adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis now testing for US under development - unvalidated 54
91. peach twig borer [stone fruits] ptb adult
summary
run:
ddmodel.us
MyPest Page
 insect 2007 USU Ext. WSU IPM info used in NW USA requires local validation 50
92. Pine Tree Lappet Moth [pine trees] ptlm adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis Dev. for use in US draft model based on several studies mainly from Europe 45
93. redroot pigweed rpw adult
summary
run:
ddmodel.us
MyPest Page
 weed CROPTIME weed model W. OR research model - not yet validated 46
94. safflower (Saffire) saf adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
95. small broomrape (red clover) sbr weed group
summary
run:
ddmodel.us
MyPest Page
 weed Colquhoun. see Weed Handbook and model summary (pub in press) Western Oregon newly validated 32
96. sweet corn [Jubilee] scn adult
summary
run:
ddmodel.us
MyPest Page
 crop Coop etal 1993 Pacific Northwest partly validated 50
97. San Jose scale [tree fruits] sjs adult
summary
run:
ddmodel.us
MyPest Page
 insect Rice etal (1982) Pacific Northwest partly validated 51
98. Spodoptera litura [omnivorous] sli adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis Subtropical and Temperate US first version; more spring flight data needed 51
99. sunflower early dwarf hybrds snf adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
100. sugarbeet root maggot srm adult
summary
run:
ddmodel.us
MyPest Page
 insect Bechinski etal 1990 Pacific Northwest partly validated 47.5
101. strawberry root weevil [peppermint] srw adult
summary
run:
ddmodel.us
MyPest Page
 insect Cacka (1982) Pacific Northwest partly validated 48
102. strawberry root weevil [strawb.] srx adult
summary
run:
ddmodel.us
MyPest Page
 insect Umble, Fisher 2002 Pacific Northwest not fully tested 40
103. sunflower stem weevil ssw adult
summary
run:
ddmodel.us
MyPest Page
 insect Merrill etal 2010 W. Great Plains partly validated 41
104. spotted wing Drosophila [fruit] swd adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis vers. 3.0 potential for use in US partly validated-has been compared to 2 years of field data in PNW 50
105. spotted wing Drosoph overwint mortal [fruit] swo adult
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis potential for use in US under development - use with caution 53
106. testing new swd [fruit] sww
summary
run:
ddmodel.us
MyPest Page
 invasive insect OSU IPPC model analysis vers. 4.0 potential for use in US partly validated-has been compared to 2 years of field data in PNW 50
107. threecornered alfalfa hopper [legumes, grapes] tcah adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis data collected in TX, ARK, LA, SC, KY, GA, CA under development - new pest of winegrapes 52
108. variegated cutworm [peppermint] vcw adult
summary
run:
ddmodel.us
MyPest Page
 insect Coop & Berry (1987) Pacific Northwest partly validated 41
109. western bean cutworm [corn & beans] wbc adult
summary
run:
ddmodel.us
MyPest Page
 insect Neb. IPM developed in Neb. unknown 50
110. western flower thrips [vegetables] wft adult
summary
run:
ddmodel.us
MyPest Page
 insect OSU IPPC model analysis data from numerous sources under development 45
111. wheat (Bauer model) [spring wheat] whb adult
summary
run:
ddmodel.us
MyPest Page
 crop Bauer etal 1984 scale guide Western States in use 32
112. walnut husk fly [walnut] whf adult
summary
run:
ddmodel.us
MyPest Page
 insect Kasana & AliNiazee (1997) Pacific Northwest-W. of Cascades developed but not calibrated or validated 41
113. wheat R whr adult
summary
run:
ddmodel.us
MyPest Page
 crop Miller MSU, Misc. refs Montana partly validated 32
114. winter wheat wht adult
summary
run:
ddmodel.us
MyPest Page
 crop Karow etal 1993 Pacific Northwest new prototype version - Contact Russ Karow at karowr@css.oregonstate.edu 32
National Plant Diagnostics Network Integrated Plant Protection Center at Oregon State University IPM PIPE The PRISM Group at OSU Western Region Pest Management Center National Institute of Food and Agriculture
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