Great pictures and explanation of the soil and root process.
Spend a few minutes and see the difference for yourself.
In addition, you will be able to see where the soil tillage line goes down to and the effect it has on the soil.
Right now the buzz word is soil health. Don’t forget the concept of no-till when it comes to soil health. The evidence is right there in that upper layer of soil nutrients. Make sure no-till is a part of your soil health initiative.