Randall Hyman, Photographer/Writer

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AA UPPER MISSISSIPPI RIVER 10002: MINNESOTA TO MISSOURI All Galleries
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08 UPPER MISSISSIPPI IOWA BIOREACTOR & SIGNS { 33 images } Created 2 Jul 2018

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  • Ox-eye sunflowers (Heliopsis helianthoides) grow wild on farm in Washington County, Iowa.
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  • Adam Kiel of the Iowa Soybean Association explains how a bioreactor is being used to reduce nitrate runoff on a farm in Washington County, Iowa.
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  • Chemical test kit shows effectiveness of a bioreactor being used to reduce nitrate runoff on a farm in Washington County, Iowa.
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  • Darrell Steele examines barley he grew as experimental cover crop to improve soil health on his farm in Washington County, Iowa.
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  • Darrell Steele holds barley he grew as experimental cover crop to improve soil health on his farm in Washington County, Iowa.
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  • Darrell Steele holds barley he grew as experimental cover crop to improve soil health on his farm in Washington County, Iowa.
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  • Barley grown as experimental cover crop to improve soil health on farm in Washington County, Iowa.
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  • Monarch butterfly pollinates wildflowers on farm in Washington County, Iowa.
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  • Moldboard plow supports mailbox on Hal Colliver farm in Keota, Iowa.
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  • Sign supporting ethanol use sits at entrance to Hal Colliver farm in Keota, Iowa.
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  • Hal Colliver sits on small John Deere tractor amid his sign collection at his farm in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old gas pumps fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old John Deere tractors fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old John Deere tractors fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old John Deere tractors fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection and old John Deere tractors fill Hal Colliver's farm in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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  • Sign collection fills Hal Colliver's farm buildings in Keota, Iowa.
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