In Reply to: irrigation system posted by AL CT on March 31, 2017 at 14:10:35:
In the how-to's there are plans for building your own subsoiler.
Subsoiler Fabrication (10 Page Version), by Kenneth Crisman (KenPa)
Also the same information which will print out on 4 pages.
Ken did dig the trench and pull pipe or cable in as he went using this.