Publication 75 Guide to Weed Control: Soybeans

Chapter 11 - Soybeans

1. Introduction
2. Soybean Herbicide Recommendations
• Pre-Plant Burndown Herbicides
• Soil Applied Grass Herbicides
• Soil Applied Broadleaf Herbicides
• Soil Applied Grass and Broadleaf Herbicides
• Soil Applied Tank-mix Options
• Postemergence Grass Herbicides
• Postemergence Broadleaf Herbicides
• Postemergence Grass and Broadleaf Herbicides
• Postemergence Tank-mix Options
• Spot Treatment
• Wick Wiper and Roller Application
• Preharvest
3. Glyphosate Tolerant ("Roundup Ready") Soybean
   • Weed Management Strategies for Glyphosate Tolerant Soybean
   • Preplant Burndown Herbicides
• Postemergence Grass and Broadleaf Herbicides, and Tank-Mixes- Roundup Ready (glyphosate tolerant) varieties only
4. Glufosinate Tolerant ("Liberty Link") Soybean
   • Weed Management Strategies for Glufosinate Tolerant Soybean
   • Preplant Burndown Herbicides
     • "One-Pass" Strategies
     • "Two-Pass Strategies
5. Conventional Soybean Herbicide Weed Control Ratings (Table 11-1) (PDF file - 59 KB)
   • Annual Grasses
   • Annual Broadleaf Weeds
   • Perennial Weeds
6. Stages of Soybean Leaf Development
7. Additional Weed Control Ratings for Soybeans (Table 11-2) (PDF 49.8 KB)
   • Grasses
   • Annual and Biennial Broadleaves
   • Perennials
8. Herbicide Weed Control Ratings in Glyphosate Tolerant Soybeans (Table 11-3) (PDF 47.9 KB)
   • Grasses
   • Annual Broadleaves
   • Perennials
9. Additional Weed Control Ratings in Glyphosate Tolerant ("Roundup Ready") Soybean (Table 11-4) (PDF 43.3 KB)
10. Glyphosate Products and "Two-Way" Postemergence Tank-Mixes For Use on Glyphosate Tolerant Soybean (Table 11-5) (PDF 53.8 KB)
11. Herbicide Weed Control Ratings in Glufosinate Tolerant ("Liberty Link") Soybeans (Table 11-6) (PDF 44.9 KB)
12. Maximum Weed Stage² for Postemergence Soybean Herbicides (Table 11-7) (PDF 61.0 KB)

Related Links

• Weeds in Ontario
• Soybeans in Ontario
• Problem Weed Control in Field Crops
• Integrated Pest Management (IPM)
• Pesticide Application and Safety
• Pesticide Companies and Agents
• OMAFRA Sprayer Calibration Calculator
• Search the PMRA website
• OMAFRA Publication 505: Ontario Weeds
• OMAFRA Publication 75: Guide To Weed Control