How do you control red rot in sugarcane?

How do you control red rot in sugarcane?

Chemical method:

  1. Adopt sett treatment with Carbendazim before planting (Carbendazim 50 WP (0.5 gm in 1 litre of water) or Carbendazim 25 DS (1gm in 1 litre of water) along with 2.5 kg of Urea in 250 litre of water.
  2. Use fungitoxic chemicals like Bavistan, Benomyl, Topsin and Aretan at 0.1 per cent for 18 min.

Which disease is caused by fungi in sugarcane?

Fungal Diseases of Sugarcane

Sl.No Disease Causal organism
1. Redrot, Colletotrichum falcatum Went
2. Smut, Ustilago scitaminea Syd
3. Wilt, Fusarium sacchari, Acremonium spp.
4. Sett Rot, Ceratocystis paradoxa (Dade) Moreau

How do you control rust on sugarcane?

Cultural method

  1. The best means of control for sugarcane rust is to grow resistant varieties Use resistant varieties like Co 91010 (Dhanush), Co 87025 (Kalyani)
  2. Affected leaves should be remove and burn immediately.
  3. Sugarcane grown in fields receiving recent applications of mill mud is typically very prone to rust.

Why does sugarcane juice turn black?

The high polyphenolic and sugar content, medium to low acidity (pH‑ 5.0 to 5.5) and high polyphenol oxidase (PPO) activity turn the juice brown and degrade the overall sensory quality. Moreover, microbial fermentation of the juice turns its taste sour within a few hours of extraction, making it unsafe for consumption.

Why do sugarcane leaves turn yellow?

Infection by Sugarcane yellow leaf virus causes severe symptoms including stunted cane growth, discoloration of leaves, and bunchy appearance of the plant. The yellowing of the leaf midrib on the lower side of the leaf appears on leaves 3 to 6 counting down from the top expanding spindle leaf.

How can sugarcane disease be controlled?


  1. Disease can be controlled through the application of appropriate foliar fungicides.
  2. The most effective method of managing the disease is through the use of resistant sugarcane varieties; if planting varieties that are susceptible to the disease then plant them in dry, well-draining soils.

Is Colletotrichum a Basidiomycete?

Deuteromycetes are commonly known as imper fact fungi because only the asexual or negetative phases of these fungi are known. Once perfect (sexual) stages of members of Denteromycetes were discovered they were moved to Ascomycetes and Basidiomycetes. Some examples are Colletotrichum, Altemaria and Trichoderma.

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