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FFA Judging Contest Plant Pathology Study Guide

FFA Judging Contest Plant Pathology Study Guide. Revised 8-07.

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FFA Judging Contest Plant Pathology Study Guide

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  1. FFA Judging ContestPlant Pathology Study Guide Revised 8-07

  2. The following PowerPoint presentation was assembled by Tom McCutcheon and Mike Shamblin. The information was assembled from various sources publicly available on the Internet. The information was gathered over a period of time and from sources too numerous to list individually. The author would like to acknowledge the assistance of these web sites and publicly express his sincere appreciation for the assistance. • The presentation was assembled solely for educational purposes. The author did not or will never receive financial reward for the preparation of the presentation. • The presentation may be copied and distributed in parts or in its entirety for educational purposes. If any part of this presentation is distributed, the efforts of Mr. McCutcheon and Mr. Shamblin in assembling the materials must be recognized. The distributor may not receive any financial compensation for this service. • Tom McCutcheon Mike ShamblinExtension Agent Extension Agent Tom.McCutcheon@mail.wvu.eduMike.Shamblin@mail.wvu.edu • WVU Monongalia Co. Ext. Office WVU Clay Co. Ext. Office • 26 Commerce Drive, WesMon Plaza New Courthouse - Main Street Morgantown, WV 26501 P.O. Box 119 • (304) 291-7201 Clay, WV 25043-0119 • FAX (304) 291-7202 (304) 587-4267 • FAX (304) 587-7054

  3. Instructions The next time you left-click the mouse a new window will appear with a picture of a pest. Try to identify it. Once you have decided on what it is or have given up, left-click again and the common name will appear. The next slide will then ask questions about the disease and left-clicking will reveal the answers.

  4. Corn - Smut

  5. Corn - Smut Control • Cut and destroy diseased parts. • Crop Rotation.

  6. Bean - Anthracnose

  7. Bean - Anthracnose Control • Spray with Bravo • Mancozeb • Remove infected plants.

  8. Cucumber - Bacterial Wilt

  9. Cucumber - Bacterial Wilt Control • Provado dust • Ambush • Asana • Pounce • Rotenone for cucumber beetles.

  10. Tomato - Anthracnose

  11. Tomato - Anthracnose Control • Use 3 year rotation. • Use clean seed. • Mancozeb. • Copper. • Bravo Fungicides.

  12. Wheat - Scab

  13. Wheat - Scab Control • If following corn, cover residue completely • Treat seed with a suitable chemical.

  14. Tomato – Root Knot Nematode

  15. Tomato – Root Knot Nematode Control • Buy nematode-free plants. • Fumigate soil.

  16. Rye - Ergot

  17. Rye - Ergot Control • Use disease free seed. • Cut wild grass hosts.

  18. Strawberry – Botrytis Rot

  19. Strawberry – Botrytis Rot Control • Renovate • Thin old beds • Captan • Topsin-M • Ronilan

  20. Corn - Rust

  21. Corn - Rust Control • No practical control

  22. Potato – Late Blight

  23. Potato – Late Blight Control • Spray with Mancozeb. • Copper. • Bravo fungicides.

  24. Wheat - Powdery Mildew

  25. Wheat - Powdery Mildew Control • Resistant Varieties

  26. Corn–Maize Dwarf Mosaic Virus

  27. Corn–Maize Dwarf Mosaic Virus Control • Use Resistant Varieties

  28. Tomato – Blossom End Rot

  29. Tomato – Blossom End Rot Control • Mulch to keep an even water supply • Keep calcium high.

  30. Tomato – Early Blight

  31. Tomato – Early Blight Control • Spray with Mancozeb • Copper • Bravo fungicides

  32. Tomato – Septoria Leaf Spot

  33. Tomato – Septoria Leaf Spot Control • Use 3 year rotation. • Mancozeb. • Copper. • Bravo fungicides.

  34. Wheat – Glume Blotch

  35. Wheat – Glume Blotch Control • Treat seed with suitable chemical

  36. Tomato – Late Blight

  37. Tomato – Late Blight Control • Spray with Mancozeb • Copper • Terranil • Bravo fungicides

  38. Strawberry – Leaf Blight

  39. Strawberry – Leaf Blight Control • Spray with Captan

  40. Apple - Scab

  41. Apple - Scab Control • Spay with Captan • Rubigan + Captan • Rubigan + Ziram

  42. Bean – Bacterial Blight

  43. Bean – Bacterial Blight Control • Use disease free seed • Crop rotation

  44. Apple – Sooty Blotch

  45. Apple – Sooty Blotch Control • Spray with Captan • Remove dead branches

  46. Peach – Leaf Curl

  47. Peach – Leaf Curl Control • Lime-sulfer in winter time • Ferbam • Sulfer Wettable • Bravo fungicide

  48. Brambles – Crown Gall

  49. Brambles – Crown Gall Control • Avoid infested soil • Remove infected plants • Disease free plants

  50. Apple – Bitter Rot

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