Cookies on Plantwise Knowledge Bank

Like most websites we use cookies. This is to ensure that we give you the best experience possible.


Continuing to use means you agree to our use of cookies. If you would like to, you can learn more about the cookies we use.

Plantwise Knowledge Bank

Your search results


Smut on Ragi

Melanopsichium eleusinis Karugal nooi / கருகல் நோய்
  • Remove weed hosts from bunds and channels.
  • Plant resistant varieties Markazhi pattam (Dec to Jan), Co -9, Co 13, Co 14, (Sep – oct), Paiyur 1, Co 13 or Co 14.
  • Avoid using excess nitrogenous fertilizers (split in 3 doses: 50% in basal application, 25% in tillering stage/phase and 25% in panicle initiation stage). Recommended dosage of nitrogenous fertilizer usage is 60 kg/Ha.
  • Disease symptoms appear during ear emergence when the ear appears dark grey due to masses of teliospores covered by a thin membrane of tissue. The membrane splits at maturity by releasing spores into the air.
  • Affected grain may emerge later than neighbouring plants.
  • Infected plants can be identified by their dark colour and swollen appearance.
  • Green sorus turn pink/green and finally turn black. Stem galling has also been seen.
  • Dip the seedling with Pseudomonas fluorescence at 2.5 kg/3 cents, make treatment sub plot and dip seedlings for 15 minutes.
  • When using a pesticide or botanical, always wear protective clothing and follow the instructions on the product label, such as dosage, timing of application, pre-harvest interval, max number of sprays, restricted re-entry interval. Do not empty into drains and water sources.
  • Two sprays of Carbendazim 50% SC. 2% at the 45th day and 65th day.
  • WHO Class U (Unlikely to present acute hazard). Pre-harvest Interval 14 days.
AUTHOR(S): P. Prakash, Kanchana, T. Sunil Kumar (National Agro Foundation), D. Adhikari. Phone no. 9110550127, Email:

PRODUCED BY: Plantwise

©CAB International. Published under a CC-BY-SA 4.0 licence.