Bacterial blight Bacterial blight :
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C.O:.Xanthomanas punicae
Symptoms:
• The affected leaves showed one to several small irregular water soaked spots, which later turn brown to black in co lour with water soaked margin.
• The leaves are often distorted and malformed, dry off prematurely and fall down.
• Flowers and fruit shows the dark brown, irregular, slightly raised and oily spots.
• Plant remains stunted and sickly appearance.
Management:
• Remove the infected twigs, branches and apply Bordeaux paste.
• Cutting of twigs bark and fruits.
• At disease initiation spray 1% bordeaux mixture or 0.2% copper oxychloride with streptocycline 250ppm three to four sprays at 15 days interval.
Cercospora SpotCercospora Spot:
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C.O: Cercospora punicae
Symptoms:
• The affected fruits showed small irregular black spots, which later on coalesce, into big spots.
Management:
• The diseased fruits should be collected and destroyed.
• Two to three spraying at 15 days interval of Mancozeb 0.20% or Carbendazim 0.05% of water after fruit formation gives good control of the disease.
• Pruning of the infected twigs, branches and apply bordeaux paste.