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Diseases of maize (PATH)
The document discusses various diseases affecting maize, including Turcicum leaf blight, Maydis leaf blight, and several types of stalk rot such as bacterial, Pythium, charcoal, and fusarium stalk rot. It highlights the symptoms and characteristics of these diseases, such as lesion types and the impact on the corn stalk. Additionally, it mentions other diseases like cephalosporium wilt and downy mildew.
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Diseases of maize (PATH)
- 1. DISEASES OF MAIZE Submitted byMOHAMMED ANFAS K T anfasnellikuth@gmail.com https://www.linkedin.com/in/mohd-anfas-5409431a0
- 2. DISEASES OF MAIZE ➜Turcicum Leaf blight (TLB)/ Northern Corn Leaf Blight (NCLB) ➜ Maydis leaf blight (MLB)/ Southern Corn Leaf Blight (SCLB) ➜ Stalk rots ➜ Bacterial stalk rot ➜ Pythium stalk rot ➜ Charcoal rot ➜ Fusarium stalk rot 2
- 3. DISEASES OF MAIZE ➜Cephalosporium wilt Black bundle disease ➜ Downy mildew 3
- 4. DIFFERENT STALK ROTS 4 STALK ROT POST FLOWERING PRE FLOWERING BACTERIAL STALKROT PYTHIUM STALK ROT CHARCOAL ROT FUSARIUM STALK ROT CEPHALOSPO RIUM WILT
- 5. 1. Turcicum leaf blight (TLB)/ NorthernCorn Leaf Blight (NCLB) helminthosporium turcicum
- 6. 6 Northern corn leafblight
- 7. 7 Close up ofleaves demonstrating typical tan-colored, cigar-shaped lesions
- 8. 8 Lesions become palegray to tan color
- 9. Long, narrow lesionswhich are unrestricted by veins 9
- 10. 2. Maydis leaf blight (MLB)/Southern Corn Leaf Blight (SCLB) helminthosporium maydis
- 11. Southern corn blightlesions on corn leaf 11
- 12. Southern blight infectedcob 12
- 13.
- 14. 14 Plant in fieldinfected with Southern corn leaf blight
- 15.
- 16. Bacterial soft roton a corn stalk 16
- 17. Mushy stalk tissuecaused by bacterial stalk rot 17
- 18. Bacterial soft roton the leaf sheath of a corn stalk. 18
- 19. 4. Pythium stalk rot Pythiumaphanidermatum
- 20. Symptoms of Pythiumstalk rot 20
- 21. Pythium stalk rotcauses decay of the first internode above the soil 21
- 22.
- 23.
- 24. Charcoal stalk rotof field corn 24
- 25. Black fruiting bodyof fungus on infected corn stalk 25
- 26.
- 27.
- 28. Pith shredding indicativeof Fusarium stalk rot 28
- 29.
- 30. 7. Late wilt Harpophora maydis cephalosporiumacremonium cephalosporium maydis
- 31.
- 32.
- 33. 8. Downy mildew Peronosclerospora sorghi (Sorghumdowny mildew) Scleropthora rayssiae var. zeae (Brown stripe downy mildew) Sclerophthora macrospora (crazy top)
- 34. Underside of maizeleaf showing sorghum downy mildew 34
- 35. Sorghum downy mildewon maize 35
- 36. Brown stripe downymildew on maize 36
- 37. 37 THANK YOU Submitted byMOHAMMED ANFAS K T anfasnellikuth@gmail.com https://www.linkedin.com/in/mohd-anfas-5409431a0