Search results
Results from the WOW.Com Content Network
The National Cooperative Soil Survey Program (NCSS) in the United States is a nationwide partnership of federal, regional, state, and local agencies and institutions. This partnership works together to cooperatively investigate, inventory, document, classify, and interpret soils and to disseminate, publish, and promote the use of information about the soils of the United States and its trust ...
English: This is the standard form that soil scientists in the United States complete when describing a soil profile or pedon. Information recorded on the form includes the soil location, landscape, site position, vegetation, and soil morphology including horizons, texture, color, structure, redox features, and more.
USDA soil taxonomy (ST) developed by the United States Department of Agriculture and the National Cooperative Soil Survey provides an elaborate classification of soil types according to several parameters (most commonly their properties) and in several levels: Order, Suborder, Great Group, Subgroup, Family, and Series.
Soil color is quantitatively described using the Munsell color system, which was developed in the early 20th century by Albert Munsell. Munsell was a painter and the system covers the entire range of colors, though the specially adapted Munsell soil color books commonly used in field description only include the most relevant colors for soil. [10]
Land use capability maps are maps created to represent the potential uses of a "unit" of land. They are measured using various indicators, although the most common are five physical factors ( rock type , soil type , slope, erosion degree and type, and vegetation).
The National Resources Inventory (NRI) is a periodic assessment of the status and changing conditions of the soil, water, and related resources on private land conducted by USDA’s Natural Resources Conservation Service (NRCS). The survey has been conducted at 5-year intervals since 1977, most recently in 2007, though a 2010 mid-cycle data ...
In cartographic design, map coloring is the act of choosing colors as a form of map symbol to be used on a map. Color is a very useful attribute to depict different features on a map. [1] Typical uses of color include displaying different political divisions, different elevations, or different kinds of roads. A choropleth map is a thematic map ...
In United States conservation policy, Major Land Resource Areas (MLRA) are geographically associated land resource units delineated by the Natural Resources Conservation Service and characterized by a particular pattern that combines soils, water, climate, vegetation, land use, and type of farming.