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Economic geography --- Economic History --- Economic geography. --- Economic history. --- Economic history --- Geography, Economic --- World economics --- Geography --- Commercial geography --- Economic conditions --- History, Economic --- Economics --- Géographie économique

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Economic geography

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At the time of European settlement, tallgrass prairie was the iconic landscape in much of the Upper Midwest. Although its extent has been drastically reduced, intact prairie remnants exist, prairie species persist along roadsides, and interest in prairie reconstruction has increased. The basic prairie matrix is formed by grasses, yet their diversity and beauty are often underappreciated because their flowering structures are highly reduced to aid in wind pollination. This much-needed addition to Iowa's popular series of laminated guides-the twenty-sixth in the series-illustrates fifty-five gra

Grasses --- Orchids --- Orchidaceae --- Orchidales --- Agrostology --- Graminaceae --- Gramineae --- Grass family (Plants) --- Herbage --- Poaceae --- Cyperales --- Forage plants --- Grasslands --- Hay --- Lawns --- Meadows --- Pastures