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Sitobion avenae, Rhopalosiphum padi and various other species All wheat growing areas, especially in NWPZ and Peninsular India.

Karnal bunt of wheat.



Loose smut of wheat.




Figure 1: Loose smut of wheat



Disease Name: Loose Smut 

Cause:    Ustilago tritici (Pers.) Rostr. (=Ustilago nuda tritici Schaf.)

Sheath blight of Rice.


Name of Disease: Sheath blight of Rice.

Cause:Rhizoctonia solani Kuhn (Thanatephorus cucumeris Frank donk) it overwinters in the form of sclerotia of the fungus.

Blast of Rice.



              Figure 1/2: Blast of Rice


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