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Evaluation of vertical tilage tools
1. Evaluation of Vertical Tillage Tools for
Residue Management, Manure
Incorporation and Seeding Cover Crops
Evaluation of Vertical Tillage Tools for
Residue Management, Manure
Incorporation and Seeding Cover Crops
Tim Harrigan
Biosystems and Agricultural Engineering
Marilyn Thelen
MSU Extension
Michigan State University
Annual meeting of the
Soil and Water Conservation Society
Lombard, ILL
July 27-30, 2014
Tim Harrigan
Biosystems and Agricultural Engineering
Marilyn Thelen
MSU Extension
Michigan State University
Annual meeting of the
Soil and Water Conservation Society
Lombard, ILL
July 27-30, 2014
2. Problem
• What is the role of vertical tillage tools in:
• Managing high-yielding corn residue
• Rate of decomposition? Planting soybeans?
• Pre-plant soil conditioning
• Create uniform planting conditions across the field?
• Manure incorporation tool
• How do they compare for N retention?
• Seeding cover crops
• Broadcast and till versus drilling, etc?
13. Salford and Great Plains Turbo-Till
Thelen Farm, Clinton Co.* Faivor Farm, Clinton Co.**
Tillage Harvest
Moisture, %
Dry Yield,
bu/ac
Harvest
Moisture, %
Dry Yield,
bu/ac
No‐Till 14.2 32.3 a ‐‐‐ 48.7 a
1X Spring 14.2 31.8 a ‐‐‐ 47.5 a
2X Spring 14.3 32.6 a ‐‐‐ 49.0 a
CV, % 5.7 4.1