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Soil survey products include the Web Soil Survey, [28] the NCSS Characterization Database [29] and many investigative reports and journal articles. [30] In 2015 NRCS began broad support of soil health, which incorporates less tillage and more cover crops to reduce erosion and improve the diversity of the soil. [31]
A Compendium of On-Line Soil Survey Information; NRCS Web Soil Survey Inventory of the soil resource across the U.S. NRCS Helping People Understand Soils; California Online Soil Survey; Soil Data Access; Texas Soil Surveys, hosted by the Portal to Texas History; Soil Maps of the world European Digital Archive on the Soil Maps of the world
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 ...
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 ...
SSURGO (Soil Survey Geographic database) refers to digital soils data produced and distributed by the Natural Resources Conservation Service (NRCS) - National Cartography and Geospatial Center (NCGC) in the United States. The database has information on soil types and their distribution. The information covers soil characteristics, soil ...
A soil family category is a group of soils within a subgroup and describes the physical and chemical properties which affect the response of soil to agricultural management and engineering applications. The principal characteristics used to differentiate soil families include texture, mineralogy, pH, permeability, structure, consistency, the ...
These soils have a very slow rate of water transmission (final infiltration rate less than 0.05 in (1.3 mm) per hour). Selection of a hydrologic soil group should be done based on measured infiltration rates, soil survey (such as the NRCS Web Soil Survey), or judgement from a qualified soil science or geotechnical professional. The table below ...
San Joaquin soil profile San Joaquin soil landscape. San Joaquin is an officially designated state insignia, the state soil of the U.S. state of California.. The California Central Valley has more than 500,000 acres (2,000 km 2) of San Joaquin soils, named for the south end of that valley.