Wednesday, September 2, 2020

Fungal disease of paddy

 This is the season of paddy, lets know about fungal disease of paddy and their management.

Are you seeking for the solution of fungal disease in your paddy fields๐Ÿค”๐Ÿค”?? .....Increase production of paddy in your field by reading ๐Ÿ˜ฏ ๐Ÿ˜ฏ๐Ÿ˜ฏ solution in this blog.

Some important fungal disease of paddy are listed below:

Fungal disease

6.Narrow brown spot / cercospora leaf spot

7. Red strip

8. Bakana

9. Sheath rot (Sarocladium oryzae)

10. Blast (node and neck) (Fungus magnaporthe oryzae)

6. Narrow brown spot / cercospora leaf spot

       



  Purple brown discoloration of seeds or grain ,due to this disease premature ripening of kernels, linear lesions on the leaf axis in a nutshell.

Management

  • Use resistant variety.
  • Keep fields clean.
  • Use balance nutrition; make sure that adequate potassium is used.

7. Red strip



Check by an orange spot with a stripe. It is similar to leaf blight disease.

Management

  • Use resistant variety.
  • Apply nitrogen based on actual crop requirements.
  • Maintain space(20×30cm).
  • Ensure intermittent drainage during panicles initiation.
  • Use benzimidazoles fungicide carbendazim, benomyl to treat seeds.

8. Bakana  



           Bakana is a seedborne fungal disease. The fungus  disease. Roots and crown of plant are affected. It affect tillering of plant and produce only partially filled or empty grains.

Management

  • Use clean seeds to minimize the occurance of the Diseases.
  • Use salt water to separate light weight, infected seed during soaking.
  • Use fungicide as seed treatment.
  • Use combination of thiram+benomyl.

9. Sheath rot



         This disease is caused by fungus. It reduces grain yield by retarding or aborting panicles emergency, producing unfilled seeds and sterile panicles. Sheath rot also reduces grain quality by causing panicle to rot and grains to become discoloured.

Management

  • It is seedborne disease. Use healthy seeds.
  • Minimize insect infestation in rice fields.
  • Remove the stubbles from field because fungus can remain in stubbles for long time.
  • Plant in proper spacing.
  • Apply potash at tillering stage.
  • Apply foliar spray of calcium sulfate and zinc sulphate.
  • Apply seed treatment fungicide like carbendazim, edifenphos or mamcozebs as seed treatment and foliar spray at booting.

10. Blast (node and neck)



      Neck of paddy plant  rotten in this disease, oval leaf spot of graminea.

Management

  • Use resistant variety.
  • Adjust planting time.
  • Apply Spilt dose of  nitrogen fertilizer.
  • Flood the field as often as possible.
  • Systemic fungicide like triazole and strobilurins can be used.

To know about more disease visit ๐Ÿ‘‡๐Ÿ‘‡๐Ÿ‘‡

   ##   bacterial and fungal disease of rice##

## Fungal disease of paddy##













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