Beneficial and Pestilent Invertebrates

1. ​Aphids
2. Aphids in Greenhouses, Managing
3. Apple Maggot
4. Ash Flower Gall
5. Asparagus Beetle
6. Bean Leaf Beetle
7. Bees
8. Black Vine Weevil
9. Boxelder Bugs
10. Brown Marmorated Stink Bug
11. Cabbage Looper
12. Cabbage Maggot
13. Centipedes
14. Cicada Killer Wasps
15. Cicadas
16. Citronella Ants
17. Codling Moth
18. Columbine Leafminer
19. Columbine Sawfly
20. Cucumber Beetles
21. Cyclamen and Broad Mites
22. Deciduous Tree Galls
23. Deer Flies and Horse Flies​
24. Diamondback Moth
25. Drugstore Beetles
26. Euonymus Scale
27. European Pine Sawfly
28. Field Ants
29. Flea Beetles
30. Fleas
31. ​Foliar Nematodes
32. Four-Lined Plant Bug
33. Fruit Flies in the Home
34. Fungus Gnats and Shore Flies
35. Grub Control in Home Lawns
36. Gypsy Moth​
37. Hornworms
38. Imported Cabbageworm
39. Indian Meal Moth
40. Ips Bark Beetle 
41. Iris Borer
42. Japanese Beetle              
43. Larder Beetles
44. Leafminers
45. Magnolia Scale
46. Masked Hunter Bug
47. May/June Beetles
48. Mealybugs
49. Millipedes
50. Mites in Greenhouses, Managing
51. Multicolored Asian Lady Beetle
52. Onion Maggot
53. Onion Thrips
54. Oriental Fruit Moth
55. Pavement Ants
56. Parasitoid of Squash Bug
57. Pear Pyslla
58. Pear Slug (Pear Sawfly)
59. Pine Root Collar Weevil
60. Plum Curculio
61. Pollinators
62. Potato Leafhopper
63. Powder Post Beetles
64. Praying Mantids
65. Pseudoscorpions
66. ​Root-Knot Nematode
67. Roseslug Sawfly
68. Saw-toothed Grain Beetle
69. Scales
70. ​Slugs
71. Sod Webworms in Turf
72. Sowbugs
73. Spotted Lanternfly
74. Spotted Wing Drosophila (Additional Information at www.labs.russell.wisc.edu/swd/.)
75. Springtails
76. Spruce Spider Mite
77. Squash Bug
78. Squash Vine Borer
79. Thrips in Greenhouses, Managing
80. Two-Lined Chestnut Borer
81. Viburnum Borer
82. Viburnum Leaf Beetle
83. Webworms
84. Western Conifer Seed Bug
85. White Grubs on Christmas Trees
86. Whiteflies
87. Wireworms
88. Zimmerman Pine Moth  

Pathogens

Conifers

1. Armillaria Root Disease
2. Cedar-Apple Rust
3. Cytospora Canker
4. Diplodia Shoot Blight and Canker
5. Dothistroma Needle Blight
6. Nectria Canker
7. Phomopsis Tip Blight
8. Rhizosphaera Needle Cast
9. Root and Crown Rots
10. Sudden Oak Death
11. Swiss Needle Cast
12. Weir's Cushion Rust of Spruces
13. White Pine Blister Rust

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Deciduous Woody Ornamentals

1. Anthracnose
2. Armillaria Root Disease
3. Ash Yellows
4. Bacterial Blight
5. Bacterial Canker
6. Bacterial Wetwood
7. Black Knot
8. Black Spot
9. Butternut Canker
10. Cedar-Apple Rust
11. ​Crown Gall
12. Dead Man's Fingers
13. Downy Mildew
14. Dutch Elm Disease
15. Eastern Filbert Blight
16. Fire Blight
17. Golden Canker (Cryptodiaporthe Canker)
18. Gray Mold (Botrytis Blight)
19. Guignardia Leaf Spot
20. Nectria Canker
21. Oak Wilt
22. Plum Pox
23. Powdery Mildew
24. Purple-Bordered Leaf Spot
25. Root and Crown Rots
26. Rose Rust
27. Scab
28. Southern Blight
29. Sudden Oak Death
30. Tar Spot
31. Thousand Cankers Disease
32. Tubakia (Actinopelte) Leaf Spot
33. Verticillium Wilt of Trees and Shrubs
34. ​Volutella Blight

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Fruit Crops

1. Angular Leaf Spot of Strawberry
2. Armillaria Root Disease
3. Bacterial Canker
4. Black Knot
5. Brown Rot
6. Cedar-Apple Rust
7. Common Leaf Spot of Strawberry
8. Crown Gall
9. Cucumber Mosaic Virus
10. Dead Man’s Fingers
11. Downy Mildew
12. Fire Blight
13. Gray Mold (Botrytis Blight)
14. Guignardia Leaf Spot
15. Nectria Canker
16. Peach Leaf Curl
17. Plum Pox
18. Raspberry Anthracnose
19. Root and Crown Rots
20. Scab
21. Southern Blight

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Herbaceous Ornamentals

1. Aster Yellows
2. Bacterial Soft Rot
3. Crown Gall
4. Cucumber Mosaic Virus
5. Damping-Off
6. Daylily Leaf Streak
7. Downy Mildew
8. Gray Mold (Botrytis Blight)
9. Hollyhock Rust
10. Hosta Virus X
11. Impatiens Downy Mildew
12. Impatiens Necrotic Spot (INSV)
13. Powdery Mildew
14. Ralstonia Wilt
15. Root Rots in the Garden
16. Root Rots on Houseplants
17. Southern Blight
18. Sudden Oak Death
19. Tobacco Rattle
20. White Mold

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Turfgrass

1. Fairy Rings
2. Helminthosporium Turf Diseases
3. Microdochium Patch
4. Red Thread

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​Vegetable Crops

1. Aster Yellows
2. Bacterial Soft Rot
3. Bacterial Wilt of Cucurbits
4. Basil Downy Mildew
5. Black Rot of Crucifers
6. Common Corn Smut
7. Corky Ringspot
8. Crown Gall
9. Cucumber Mosaic Virus
10. Damping-Off
11. Downy Mildew
12. Early Blight
13. Gray Mold (Botrytis Blight)
14. Huitlacoche
15. Impatiens Necrotic Spot (INSV)
16. Late Blight
17. Potato Scab
18. Powdery Mildew
19. Powdery Scab
20. Ralstonia Wilt
21. Root Rots in the Garden
22. Septoria Leaf Spot
23. Southern Blight
24. Verticillium Wilt of Vegetables
25. White Mold

Physiological Disorders

1. ​Bitter Pit and Cork Spot
2. ​Black Walnut Toxicity
3. Blossom End Rot
4. ​Chlorosis
5. ​Edema
6. ​Herbicide Damage
7. ​Tatters​
8. Winter Burn

Other

1. Bacillus thuringiensis
2. Bird's Nest Fungi
3. Lichens
4. Slime Moldes
5. Stinkhorns