Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (212 total)

Crop row erosion from July rains.
Critical erosion area seeded with crown vetch, switch grass, alfalfa, and reed canary grass.
Contour farming and crop residues in reducing soil loss.
Contour crops.
Construction of the Ward Daniels structure site.
Construction of the Maurice Haney structure site.<br />
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Conservation Road watershed structure at Jesse and Ray Hoovers property.
Conservation award winners.
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