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This is a list of U.S. state soils. A state soil is a soil that has special significance to a particular state. Each state in the United States has selected a state soil, twenty of which have been legislatively established. These official state soils share the same level of distinction as official state flowers and birds.
Soils are the product of climate, organisms and topography, acting on parent (geologic) material over time. Thus the great diversity of geologic materials, geomorphic processes, climatic conditions, biotic assemblages and land surface ages in the United States is responsible for the presence of an enormous variety of mineral and organic soils.
The soil suborders within an order are differentiated on the basis of soil properties and horizons which depend on soil moisture and temperature. Forty-seven suborders are recognized in the United States. [6] The soil great group category is a subdivision of a suborder in which the kind and sequence of soil horizons distinguish one soil from ...
Soil in the United States; List of state soil science associations; USDA soil taxonomy * List of U.S. state soils; 0–9. 1938 USDA soil taxonomy; A. Antigo (soil) B ...
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Black Tom explosion, July 30, 1916 (Perpetrator: German Empire) Battle of Columbus, 1916 (Perpetrator: Pancho Villa 's División del Norte) Attack on Orleans, 1918 (Perpetrator: German Empire) Battle of Ambos Nogales, 1918 (Perpetrator: Improvised Mexican civilian volunteers) Attack on Pearl Harbor, December 7, 1941 (Perpetrator: Empire of Japan)
shows a tractor plowing a crop field. Worker overseeing cotton gin, ca. 1940s. Agriculture is a major industry in the United States, which is a net exporter of food. [1] As of the 2017 census of agriculture, there were 2.04 million farms, covering an area of 900 million acres (1,400,000 sq mi), an average of 441 acres (178 hectares) per farm.
Mendocino War – Anti-Indian band of mercenaries known as the "Eel River Rangers" kill 283 Indians, as well as capturing 292, in 23 separate engagements meant to drive Indians out of Round Valley. Overall casualties may have been in excess of 600. Eel River Rangers, anti-Indian mercenaries. 20. February 26–28, 1860.