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Cats. Many cats.
the construction of railroads west of the Mississippi because railroads connected eastern markets to western farms.
Dry land farming and overgrazing contributed to the dust storms in the Great Plains in the 1930s.
the construction of railroads west of the Mississippi because railroads connected eastern markets to western farms.
the construction of railroads west of the Mississippi because railroads connected eastern markets to western farms.
flood plains
Moving off the plains to find new farmland
Corn, Wheat, Soybeans.
agricultural farming
Mountains, river valleys, plains on which their original agricultural society was based.
I am pretty sure that it is corn and soybeans.
Farming and Croppage of Soils.