Once you balance fertility and pH in the soil profile, and adjust to making small, more frequent lime applications, you probably won’t need to mix fertilizer into the soil, says Ken Ferrie, Farm ...

Each year, the Arkansas Agricultural Experiment Station publishes the Wayne E. Sabbe Arkansas Soil Fertility Studies.

Growers can benefit from evaluating the dispersion of N, P and K and pH levels in no-till fields. Often, there is a drop off in soil fertility levels in no-till soils once below the three-inch mark.

Long-term soil fertility is on the decline. For the first time, scientists have been able to put a price tag on how much it costs corn farmers to keep the fertility of their crop’s soil. Soil ...