Tractor Time Authors

This collection features books, DVDs and audio from guests who have appeared on the Acres U.S.A. Tractor Time podcast.
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Voices From The Soil

Charles Walters

Dr. Vandana Shiva

Eliot Coleman

Gabe Brown

Gary Zimmer

Jerry Brunetti

Leah Penniman

Neal Kinsey

Vandana Shiva

$40.00
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Gary Zimmer: Understanding Soil Fertility and Nutrient Exchange MP3

Digital Download

Gary Zimmer

$7.99 $20.00
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Gary Zimmer: Minerals for Healthy Soil MP3

Digital Download

Gary Zimmer

$7.99 $20.00
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