Soybeans: Rhizoctonia Damping-Off (Rhizoctonia solani)


Pub 812: Field Crop Protection Guide > Pub 812: Soybeans > Rhizoctonia Damping-Off

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

Table of Contents

  1. Integrated Pest Management Options
    • Seed Treatment
      • fludioxonil – Maxim 480 FS
      • fludioxonil + metalaxyl-M – Apron Maxx RTA, Apron Maxx RFC
      • thiamethoxam + metalaxyl-M + fludioxonil - Cruiser Maxx Beans
      • carbathiin + thiram – Anchor, Vitaflo 280
  2. Related links...

Integrated Pest Management Options

Seed Treatment

This disease can occur on all soil types and environmental conditions. Disease losses are greatest when a dry spring is followed by wet conditions. Few management options exist since no resistant or tolerant varieties are available. Seed treatment and crop rotation with corn and small grains can help minimize the disease.

 
Active ingredient fludioxonil
Trade name Maxim 480 FS
Rate (product) 5.2-10.4 mL per 100 kg seed
Comments For use in commercial seed treatment facilities only. Do not use in hopper-box, planter-box, slurry-box or other non-commercial seed treatment applications at or immediately before planting. Do not graze treated crops or cut for forage within 30 days of planting.

 

 
Active ingredient fludioxonil + metalaxyl-M
Trade name Apron Maxx RTA
Rate (product) 325 mL per 100 kg seed
Comments For both commercial seed treatment plants and on-farm treatment using standard gravity- or mist-type seed treatment equipment. Compatible with Rhizobium-based inoculants. Check with innoculant manufacturers prior to use. Ensure uniform coverage.

 

 
Active ingredient fludioxonil + metalaxyl-M
Trade name Apron Maxx RFC
Rate (product) 100 mL plus 230 mL of water per 100 kg seed
Comments For commercial and on-farm application. Compatible with Rhizobium-based inoculants. Check with inoculant manufacturers for details prior to use. Do not graze or feed livestock on treated areas for 45 days after planting.

 

 
Active ingredient thiamethoxam + metalaxyl-M + fludioxonil
Trade name Cruiser Maxx Beans
Rate (product) 195 mL per 100 kg seed
Comments For use in commercial seed treatment facilities only. Compatible with Rhizobium-based inoculants. Check with inoculant manufacturers for details prior to use. Do not graze or feed livestock on treated areas for 45 days after planting.

 

 
Active ingredient carbathiin + thiram
Trade name Anchor
Rate (product) 600 mL per 100 kg seed
Comments For drill box application. Ensure uniform coverage on seed. Do not apply Anchor through commercial seed-treating equipment or through an auger, as excessive seed wetness may result. Do not graze or feed livestock on treated areas for 4 weeks after planting.

 

 
Active ingredient carbathiin + thiram
Trade name Vitaflo 280
Rate (product) 260 mL per 100 kg seed
Comments Do not store treated soybean seed. May be applied through commercial seed treatment equipment or auger. Ensure uniform coverage.

 


Related links...

 


For more information:
Toll Free: 1-877-424-1300
E-mail: ag.info.omafra@ontario.ca
Author: OMAFRA Staff
Creation Date: 2 May 2011
Last Reviewed: 12 May 2011