Twenty-five years ago, when Gary Manternach first began working with Midwestern BioAg, few would have predicted that topics like sulfur, calcium, micronutrients, and soil biology would be a vital part of mainstream agriculture today. “The whole industry is talking sulfur now,” notes Manternach as an example. “You can’t open up a magazine without reading about biology.”
Today, Manternach successfully farms his Iowa silt-loam acres by focusing on both soil health and profits. Working with soil health to build yields and profitability makes farming a pursuit he …