Iowa Heritage Digital Collections
State Library of Iowa

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0110. Soil-Building Practices in the 1940 AAA Program As They Apply To Iowa

0110. Soil-Building Practices in the 1940 AAA Program As They Apply To Iowa

The AAA program for 1940 places increased emphasis upon the conservation and improvement of the soil resources of the nation. The docket for the North Central Region, including Iowa, lists a large number of practices which can be followed by…
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