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Soil conservation

Shelterbelts

by Arthur Hawthorne Carhart,

A "failure" that didn't happen

Conservation

by Bernard Augustine De Voto,

Down and on the way out

The easy chair

by Bernard Augustine De Voto,

Plowman’s folly refuted

by Emil Truog, Walter Byers,

My Father Was a Soil-Builder

by Angus Henry McDonald,

When the crop lands go

by Stuart Chase,

The conservation of the fertility of soil

by A.D. Hall,