Plant Health Care Fungal Pathogens Photos to ID
Group I
Anthracnose of Maple & Sycamore Enlarged leaf vein
Anthracnose                                                                                   
Anthracnose on Twig
Apple Scab <ul><li>Small irregularly shaped olive green spots on stems </li></ul>
Apple Scab <ul><li>Small irregularly shaped olive green spots along veins on the leaves </li></ul>
Ascochyta Leaf Blight
Black Knot
Black Knot <ul><li>New Infection </li></ul>
Black Spot
Black stain root disease of Conifers
Black Stain Root
Botrytis Blight
Cedar Apple Rust
 
 
Corn Smut
Cytospora Canker in Aspen                             
Cytospora Canker <ul><li>Orange-stained bark and sap flow are indicative of early cytospora canker infection   </li></ul>
Cytospora Canker <ul><li>As infected tissue dies, pimple-like fruiting bodies called pycnidia form  </li></ul>
Cytospora Canker <ul><li>Under moist conditions small orange tendrils of a jellylike material oozes from the pycnidia.  </...
Cytospora Canker in Spruce
Fungal Canker Nectria galligena  on apple
Lantern canker on birch with nail
Group II
Early Blight Tomato early blight target-like leaf spot  <ul><li>Tomato early blight target like leaf spots </li></ul><ul><...
Early Blight
Fairy Rings
Fungal leaf spot with fruiting structures on Ivy Leaf
Fusarium Wilt of Tomato
Fusarium Wilt of Tobacco
Fusarium Root Rot
Fusarium Wilt
Ink Spot of Aspen
Late Blight <ul><li>Large blotches of dead leaf tissue on tomatoes </li></ul><ul><li>Dead spots cross leaf veins </li></ul>
Fungal Leaf Gall <ul><li>Azalea </li></ul>
Fungal Leaf Spot <ul><li>Redbud </li></ul>
Marssonina leaf spot of Aspen
Marssonina Leaf Spot of Poplar
Melting Out Disease of Turf
Necrotic Ring Spot
Needlecast <ul><li>Rhizosphaera needlecast of spruce </li></ul>
Scotch Pine Scotch Pine
Austrian Pine
Blue Spruce Purple cast
Norway Spruce
Peach Leaf Curl
Peach Leaf Curl
Phytophthora Root Rot
Phytophthora Root Rot                                                                                            
Phytophthora Stem Rot
Phytophthera in Soy Beans
Powdery Mildew on Lilac
Powdery Mildew on Pumpkin
 
Powdery Mildew overwinters in Apple buds <ul><li>Overwintering apple powdery mildew  deforms the buds creating a feathered...
Powdery mildew on apple foliage <ul><li>Powdery mildew symptoms on apple foliage (right), notice upward curling of leaves ...
Rhizoctonia
Rhizoctonia lesions                                          
May Apple Rust
Rose Rust
Rust on Spruce
Rust on Lawn & Shoes
Septoria Leaf Spot <ul><li>Spotting of lower leaves </li></ul><ul><li>Small Dark Colored Spots </li></ul>
Sooty Mold Linden
Scale & Sooty Mold on Pine
 
Twig Blight on Aspen
Nectria twig blight of Apple
Nectria twig blight
Verticillium Wilt of Maple
Verticillium Wilt
Verticillium Wilt – Tomato
Fungal Wilt
Blight
Tobacco Mosaic Virus
Phaeosphaeria spartinicola Pithomyces
Spore (Botrytis)
Upcoming SlideShare
Loading in …5
×

2 Plant Health Care Fungal Pathogens Id

1,330 views

Published on

Published in: Technology
0 Comments
2 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
1,330
On SlideShare
0
From Embeds
0
Number of Embeds
28
Actions
Shares
0
Downloads
0
Comments
0
Likes
2
Embeds 0
No embeds

No notes for slide

2 Plant Health Care Fungal Pathogens Id

  1. 1. Plant Health Care Fungal Pathogens Photos to ID
  2. 2. Group I
  3. 3. Anthracnose of Maple & Sycamore Enlarged leaf vein
  4. 4. Anthracnose                                                                                   
  5. 5. Anthracnose on Twig
  6. 6. Apple Scab <ul><li>Small irregularly shaped olive green spots on stems </li></ul>
  7. 7. Apple Scab <ul><li>Small irregularly shaped olive green spots along veins on the leaves </li></ul>
  8. 8. Ascochyta Leaf Blight
  9. 9. Black Knot
  10. 10. Black Knot <ul><li>New Infection </li></ul>
  11. 11. Black Spot
  12. 12. Black stain root disease of Conifers
  13. 13. Black Stain Root
  14. 14. Botrytis Blight
  15. 15. Cedar Apple Rust
  16. 18. Corn Smut
  17. 19. Cytospora Canker in Aspen                             
  18. 20. Cytospora Canker <ul><li>Orange-stained bark and sap flow are indicative of early cytospora canker infection </li></ul>
  19. 21. Cytospora Canker <ul><li>As infected tissue dies, pimple-like fruiting bodies called pycnidia form </li></ul>
  20. 22. Cytospora Canker <ul><li>Under moist conditions small orange tendrils of a jellylike material oozes from the pycnidia. </li></ul>
  21. 23. Cytospora Canker in Spruce
  22. 24. Fungal Canker Nectria galligena on apple
  23. 25. Lantern canker on birch with nail
  24. 26. Group II
  25. 27. Early Blight Tomato early blight target-like leaf spot  <ul><li>Tomato early blight target like leaf spots </li></ul><ul><li>Starts with small spots </li></ul>
  26. 28. Early Blight
  27. 29. Fairy Rings
  28. 30. Fungal leaf spot with fruiting structures on Ivy Leaf
  29. 31. Fusarium Wilt of Tomato
  30. 32. Fusarium Wilt of Tobacco
  31. 33. Fusarium Root Rot
  32. 34. Fusarium Wilt
  33. 35. Ink Spot of Aspen
  34. 36. Late Blight <ul><li>Large blotches of dead leaf tissue on tomatoes </li></ul><ul><li>Dead spots cross leaf veins </li></ul>
  35. 37. Fungal Leaf Gall <ul><li>Azalea </li></ul>
  36. 38. Fungal Leaf Spot <ul><li>Redbud </li></ul>
  37. 39. Marssonina leaf spot of Aspen
  38. 40. Marssonina Leaf Spot of Poplar
  39. 41. Melting Out Disease of Turf
  40. 42. Necrotic Ring Spot
  41. 43. Needlecast <ul><li>Rhizosphaera needlecast of spruce </li></ul>
  42. 44. Scotch Pine Scotch Pine
  43. 45. Austrian Pine
  44. 46. Blue Spruce Purple cast
  45. 47. Norway Spruce
  46. 48. Peach Leaf Curl
  47. 49. Peach Leaf Curl
  48. 50. Phytophthora Root Rot
  49. 51. Phytophthora Root Rot                                                                                            
  50. 52. Phytophthora Stem Rot
  51. 53. Phytophthera in Soy Beans
  52. 54. Powdery Mildew on Lilac
  53. 55. Powdery Mildew on Pumpkin
  54. 57. Powdery Mildew overwinters in Apple buds <ul><li>Overwintering apple powdery mildew deforms the buds creating a feathered appearance (right) rather than a smooth round healthy bud (left). </li></ul>
  55. 58. Powdery mildew on apple foliage <ul><li>Powdery mildew symptoms on apple foliage (right), notice upward curling of leaves and white appearance. Healthy foliage (left). </li></ul>
  56. 59. Rhizoctonia
  57. 60. Rhizoctonia lesions                                         
  58. 61. May Apple Rust
  59. 62. Rose Rust
  60. 63. Rust on Spruce
  61. 64. Rust on Lawn & Shoes
  62. 65. Septoria Leaf Spot <ul><li>Spotting of lower leaves </li></ul><ul><li>Small Dark Colored Spots </li></ul>
  63. 66. Sooty Mold Linden
  64. 67. Scale & Sooty Mold on Pine
  65. 69. Twig Blight on Aspen
  66. 70. Nectria twig blight of Apple
  67. 71. Nectria twig blight
  68. 72. Verticillium Wilt of Maple
  69. 73. Verticillium Wilt
  70. 74. Verticillium Wilt – Tomato
  71. 75. Fungal Wilt
  72. 76. Blight
  73. 77. Tobacco Mosaic Virus
  74. 78. Phaeosphaeria spartinicola Pithomyces
  75. 79. Spore (Botrytis)

×