Turmeric (Curcuma longa)

Leaf blotch (Taphrina maculans)

Symptoms

  • Appears as small, oval, rectangular or irregular brown spots on either side of the leaves which soon become dirty yellow or dark brown.
  • The leaves also turn yellow.
  • In severe cases the plants present a scorched appearance and the rhizome yield is reduced.

Management

  • Use proper green mulching to reduce soil splashes.

Chemical Control

Sl.No Generic Name Trade Name Color code Dosage/litre Recommendation Remarks
Dosage/acre (200 L) Dosage/hectare (500 L)
1 Mancozeb 75 WP Devidayal M-45, Dhanuka M 45, Dhanuka M-45, Dithane, Dithane M-45, Hilthane, Hindustan M 45, Indofil M 45, Izeb M-45 Manzate, Luzen-45, Macoban, Macoban M-45, Mancosaan, Mancosaan M-45, Maneb Manzane, M-Guard, Savour M 45, Tata M-45 Eurofil-NT, Uthane M-45, Veera, Zinthane Green 3 g/litre of water 600 g 1500 g
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Extremely Toxic
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Highly Toxic
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Moderately Toxic
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Slightly Toxic