Diseases    

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DISEASES OF MANGO

Powdery Mildew(Oidium mangiferae) on inflorescence. The characteristics symptoms of the disease is the white superficial powdery growth of the fungus having millions of conidia.The flowers are shed due to attack of this fungus.


Powdery mildew on mango fruits and rachis.

Powdery mildew on mango fruits.
Anthracnose disease colletotrichum gloeosporioides on fruits. Fruits may be attacked at any stage of their development.Young infected fruits often fall from the trees.On older fruits black spots are produced.The spots are round but later on become large irregular blotches or even cover the entire fruit.The spots have large deep cracks.

Dieback disease (Lasiodiplodia theobromae) This disease is characterised by dying back of twigs from top onwards particularly of the older trees.Discolouration and darkening of the bark at a certain distance from the tip is external evidence of the disease.Cracks appear on branches and exudes before they die out.

         Floral Mango malformation
.This is an abnormal         development of inflorescence in which individual          flowers in a panicle get greatly enlarged and          thickened. They    do not bear fruits.

Vegetative Mango malformation Numerous small shootlets arising from apex of shoot or leaf axil get, thickened and clustered together giving the twig a broom like appearence.These bunches dry up after a few months.
 
 
 


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