Late Blight of Potato: On potato, early symptoms of late blight first appear on leaves as small, circular or irregularly shaped, dark necrotic lesions within 3 to 5 days of initial infection . Symptoms may first appear on mature lower leaves where high humid/damp conditions and cooler temperature are most likely to prevail. Late Blight Chemical Control: 1. Spray Haymencozeb or Acrobat MZ @4gm/ltr of water according to severity. 2. Spray Defense 35SC @ 2ml/Li of water.
Posted on: Wed, 07 Jan 2015 15:45:41 +0000
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