What is the purpose of the Web soil survey?
Web Soil Survey (WSS) provides soil data and information produced by the National Cooperative Soil Survey. It is operated by the USDA Natural Resources Conservation Service (NRCS) and provides access to the largest natural resource information system in the world.
What soil interpretations is not subject to federal provisions?
(2) Standard Interpretations. —Standard soil survey interpretations and their related criteria that are nationwide in scope and application but are not mandated by Federal legislation, policy, or regulation. These interpretations and their criteria are the national standard.
What is Mukey?
The mapunit key (mukey) field needs to be in the spatial data attribute table in order to use the Soil Data Viewer ArcGIS extension. It is also very useful when working with spatial and tabular data that contains more than one subset survey area. The mukey is unique nationally.
How do you get to the soil web on Google Earth?
Select SoilWeb Earth. At the bottom of the screen, your downloads will appear. Select SoilWeb. kmz. This will automatically install the SoilWeb Earth application onto your Google Earth program.
How was the Web Soil Survey created?
Why was Web Soil Survey created? The Natural Resources Conservation Service released WSS in 2005 to provide better public access to national soils data and mapping. It is meant to provide general information – such as soil type and basic properties – to more complex data and interpretations.
How are the six levels of soil classification defined?
These levels, in order from most general to most specific are: Order, Suborder, Great Group, Subgroup, family, and Series. Correct: Yes, the USDA Soil Taxonomy System consists of six levels.
What is depth to restrictive feature?
A “restrictive layer” is a nearly continuous layer that has one or more physical, chemical, or thermal properties that significantly impede the movement of water and air through the soil or that restrict roots or otherwise provide an unfavorable root environment.
What is soil science analysis?
The chemical soil analysis or soil testing is a rapid and inexpensive process of obtaining information on nutrient availability in soils as a basis for recommending fertilizer application.
What does Musym mean?
MUSYM is an abbreviation for Map Unit Symbol. It is a shortened string for the Map Unit Name.
What is tabular and spatial soil?
Soil data consists of spatial and tabular data. Spatial data consist of soil lines and symbols. Tabular data contain rows and columns of information about specific types of soil.
Is Mollisol good for agriculture?
Mollisols are among some of the most important and productive agricultural soils in the world and are extensively used for this purpose.
What is the soil web app?
The SoilWeb app is a portable version of the UC Davis California Soil Resource Lab ‘s Web-based interface to digital soil survey data from USDA’s Natural Resources Conservation Service (NRCS). Because the app provides soil survey information in a mobile form, it is particularly useful for those working in the field.