Bacterial Blight (BB)

in Keycheck7 Pest Management

Palaycheck - Pest Management

Bacterial blight is prevalent in the tropics in both rainfed and irrigated conditions particularly during wet season.

This bacterial disease causes reduction in photosynthetic area, reduction in 1000 grain weight, empty grains, and 20-50% reported yield loss.

Local name: nauga nga dahon, nalata nga tanum (Cebuano) nadurot nga tanum (Waray) naggapula (Ilonggo)

Causal organism: Xanthomonas oryzae pv.oryzae (Xoo)

Xoo may survive in infected rice stubble or plant debris in or on soil as long as the host tissue is not decomposted.

Endemic sites

  • Bicol Region and CARAGA region
  • Calauan, Laguna
  • Leyte
  • Isabela

 

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