Fairway venting:

Today we are venting fairways, allowing oxygen into the root zone and releasing built up CO2. This is a beneficial practice for plant health, as well as assisting with water penetration into the soil. Pictured, is the machine, an above view looking down at the results directly afterward, and the end of an irrigation flag showing depth of the slicing tines.

https://video.wixstatic.com/video/c6dba5_c6f8196214d04abca484b2d1756a3b66/720p/mp4/file.mp4