Identify important diseases of field crops. Prepared By- B.Sc.(Agri) Students 2010-14, College of Agriculture Bheemarayanagudi

2. Cotton down word curl

3. Altrnaria leaf spot
c o: alternaria macrospora

4. Fusarium wilt
C.O: fuzarium oxysporum f.s
vasinfectum

5. Alternaria leaf spot

6. Turcicum leaf blight of Maize
helminthosporium turcicum

8. Leaf curling of sun flower
gemini virus (bamisia tobaci)

9. Anthracnose of sorghum
Colletotrichum graminicola

10. Sunhemp phyllody

14. Tobacco or tomato root knot
nematode
Meloidogyne Sp.

15. Boll rot
Xanthomonas campestris, Pv.
malvacearum

16. Crazy top of Maize
DM- Sclerospora phillipinensis

17. Blast of bajra
Pyricularia pennisitti

18. ?

19. Alternaria leaf spot of cotton

20. stennosis

21. Common Smut of Maize
Ustilago maidis

22. Crazy top of Maize

23. Grassy shoot of sugar cane
MLO’s- Rhophalosiphum maidis
Tetracycline

24. Alternaria blight of sesamum
Alternaria sesami

25. mosaic

26. Parthenium phyllody

27. Fusarium Wilt
Fusarium oxysporum f.sp udum

28. ?

29. Early leaf spot
Cercospora arachidicola
Perf St- Mycosphaerella arachidicola

30. Alternaria leaf spot of Castor
Alternaria ricini

31. Sunflower necrosis
Ilar virus- Tobacco streak virus (Thrips)

32. Black gram crinkle virus
White fly & Aphid – Myzus persicae

33. Pea nut bud necrosis

34. Downward leaf curl of cotton

35. Sunflower leaf curl

36. Green ear (head) of bajra
DM - Sclerospora graminicola

37. Sesamum phyllody
Orosius albisinctus

38. Sorghum anthracnose

39. ?

40. Sorghum rust
Puccinia pupurea

41. Cercospora Leaf spot

42. ?

43. Whip smut of sugarcane
Ustilago seitamina

47. Grain smut of sorghum
Sporosorium sorghii

48. Sterility mosaic of redgram
Aceria cajani- Mite

49. Dodder
dodder