Presentation

Links

Via Dan Grubbs -

Keylining biochar tea YouTube - [1]
Keyline plow picture on FB - [2]
This video shows a design up close with the colter wheel ahead of the shank and followed by a small roller to knock the hump down a bit: https://youtu.be/9hLNZdmet00
You might read over this brochure to get inspiration: http://www.yeomansplow.com.au/yeomans-plows.htm