Tillage History
Scope of Project | Research Objectives | Tillage Tools Used | Initial Observations
Research Methods | Stand Counts | Soil Density | Yield | Summary

Clod Size Comparison Chart Soil Density Chart
Soil Density


On June 4, 2004 and June 23, 2004, three plants were randomly selected from each tillage treatment and root mass evaluations were done by Wayne McClintock. No evidence of horizontal root growth caused by soil density layer change was observed in any of the tillage treatments.

Click on each small picture for a full sized
view of the crop roots.

7300 Disc


6200 Landsman


5630 Cultivator


Mega Coulter


Phillips Harrow