Having started no-tilling more than 40 years ago, David Black has seen soil health and yields continue to improve. But getting there was, at times, a test of faith.
As a kid, he remembers double-cropping soybeans into “froth” left after working up the previous wheat ground. Doing the math on the labor and fuel costs for the extra tillage passes convinced Black and his father, George, to start no-tilling soybeans in the early 1970s.
The…