POST HARVEST DISEASES OF MANGO

1. Stem end rot or Stalk end rot : Botrytis theobromae

Symptoms: Light brown spots near pedicel, Spot enlarge form brownish black patches, Under favourable conditions pycnidia form on the skin

2. Anthracnose : Collectotrichum gloeosporioides

Symptoms: Black round, irregular sunken spots on the skin, Extend to whole surface during ripening and Produce acervuli.

3. Aspergillus rot : Aspergillus niger

Symptoms: Occur during mechanical injury, Sunken rotting areas on fruits and Advanced stage conidial head seen.

4. Rhizopus rot : Rhizopus spp

Symptoms: Soft watery rot with strands of mycelium, Crack develop with slight pressure.

Management: Regular pre harvest spray schedule mancozeb 0.25%, Hot water treatment 50-55°C for 15 minutes and Dipping fruits in suitable fungicide as post harvest treatment.