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State Library of Iowa

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WQCP (Water Quality Control Plan) on Gary Johnson's Farm.

WQCP (Water Quality Control Plan) on Gary Johnson's Farm.

Scenes on the WQCP (Water Quality Control Plan) on Gary Johnson's farm in Dickinson County, Iowa.

Tags: Dickinson County, Gary Johnson Farm, Soil and Water Conservation, Water Quality Control Plan, WQCP

Filter Strip on Gary Johnson's Farm.

Filter Strip on Gary Johnson's Farm.

Filter strip on Gary Johnson's farm in Dickinson County, Iowa.

Tags: Dickinson County, Filter Strips, Gary Johnson Farm, Soil and Water Conservation