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Fungal leaf blight (Alternaria alternata)
Period of occurrence:
        The disease occur generally during summer

Identification of the disease

1.Observe the leaves for browning or blackening of the leaves starting either from the leaf tip or edge of the leaves
2.Yellowing of the leaves and premature defoliation.
3.Conidia are large divided by transverse and vertical walls 
 
             
                                                                          Infected leaf                           Conidia of Alternaria
                                                                                                                                    alternata

 

 

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