Dr. Richard Cruse, Professor of Agronomy at Iowa State University, discusses the results of a study he participated in looking at top soil erosion rates around the state.
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Dr. Richard Cruse, Professor of Agronomy at Iowa State University, discusses the results of a study he participated in looking at top soil erosion rates around the state.
Podcast: Play in new window | Download
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A new report out says topsoil in some parts of the state is eroding at a significant rate.
Podcast: Play in new window | Download