Interested in a tile drainage system?

Check out the articles linked below to learn more.

Drainage 101

http://www.epa.gov/agriculture/ag101/cropdrainage.html

Planning a Subsurface Drainage System

http://www.extension.umn.edu/agriculture/water/planning-a-subsurface-drainage-system/

UW Discovery Farms Research

http://www.uwdiscoveryfarms.org/OurResearch/AgriculturalTileDrainage.aspx