The first of four episodes devoted to soil organic matter. In this episode, we get into the physical, biological, and chemical role of soil organic matter. Organic matter affects water dynamics, is the food for soil organisms, and contributes to cation exchange capacity. Featuring: Johannes Lehmann, Ray Weil, Ivan Fernandez, and Charlie White.

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Episode 1: What does organic matter do for your soil?

Second episode in a four part series about soil organic matter. This episode delves into the carbon cycle to get a better understanding of where soil organic matter comes from, with particular attention on photosynthesis and respiration. Featuring: Ray Weil, Johannes Lehmann, Stephanie Yarwood, and Steve Groff.

Episode 2: Where does soil organic matter come from?

The third episode in a series of four about soil organic matter. Now that we've covered the basics in episodes 1 & 2, this episode gets into more detail about what soil organic matter really is--and the answer is mostly dead microbial cells! Featuring: Johannes Lehmann, Ray Weil, Cynthia Kallenbach.

Episode 3: What is soil organic matter, really?

In the fourth and final episode devoted to soil organic matter, we get into how texture, aggregation, and the microbial community itself affect organic matter storage. Featuring: Stephanie Yarwood, Johannes Lehmann, Charlie White, and Cynthia Kallenbach.

Episode 4: How does soil organic matter stick around?

Podcast about soil intended for farmers, educators, and students. Host Natalie Lounsbury is a cover crop enthusiast, graduate student, and farmer. Interviewees are some of the leaders in soil health. Full transcripts available at www.soilpodcast.com.
This project was supported by a grant from Northeast SARE (www.nesare.org)

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