Cereals: Oats: Covered Smut (Common Bunt) (Ustilago kolleri), Loose Smut (Ustilago avenae)


Pub 812: Field Crop Protection Guide > Chapter 4: Cereals > Oats: Covered Smut (Common Bunt), Loose Smut

Field Crop Protection Guide 2011-2012, Order 2011-2012 publication

Table of Contents

  1. Seed and Seedling Diseases
      • carbathiin + thiram – Vitaflo 280
      • difenoconazole + metalaxyl-M – Dividend XL RTA
      • triticonazole + thiram – Gemini
      • tebuconazole + thiram - Raxil T
      • tebuconazole + metalaxyl-M – Raxil MD
      • ipconazole - Rancona Apex
  2. Related links...

Seed and Seedling Diseases

Seed Treatment

This disease is spread from year to year primarily through infected seed. Wind-blown spores will infect florets within season. Use pedigree seed that is treated with fungicide seed treatment.

 
Active ingredient carbathiin + thiram
Trade name Vitaflo 280
Rate (product) 330 mL per 100 kg seed
Comments Do not graze or feed livestock on treated areas for 6 weeks after planting.

 
Active ingredient difenoconazole + metalaxyl-M
Trade name Dividend XL RTA
Rate (product) 325-650 mL per 100 kg seed
Comments For both commercial seed treatment plants and on-farm treatment using standard gravity flow- or mist-type seed treatment equipment. May also be used in treat-on-the-go seeder. Do not graze, feed green forage or cut for hay within 35 days of planting.

 
Active ingredient triticonazole + thiram
Trade name Gemini
Rate (product) 360 mL per 100 kg seed
Comments For both commercial seed treatment plants and on-farm treatment using standard gravity flow or mist type seed treatment equipment. May also be used in treat-on-the-go seeder.

 

 
Active ingredient tebuconazole + thiram
Trade name Raxil T
Rate (product) 225 mL per 100 kg seed
Comments For loose smut control only. Do not graze or feed livestock on treated areas for 4 weeks after planting.

 

 
Active ingredient tebuconazole + metalaxyl-M
Trade name Raxil MD
Rate (product) 300 mL per 100 kg seed
Comments For both commercial seed treatment plants and on-farm treatment with conventional seed treating equipment that can accurately control application rates and provides good distribution of chemical onto the seed in the mixing chamber. Uniform application is necessary to ensure seed safety and best disease control. Do not graze or feed livestock on treated areas for 4 weeks after planting.

 

 
Active ingredient ipconazole
Trade name Rancona Apex
Rate (product) 325 mL per 100 kg seed
Comments Do not graze or feed livestock on treated areas for 30 days after planting.


Related links...

 


For more information:
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E-mail: ag.info.omafra@ontario.ca
Author: OMAFRA Staff
Creation Date: 2 May 2011
Last Reviewed: 18 May 2011