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Geology, soil & site

For 330 Geology, soil and site productivity

TermDefinition
Aspect Compass direction that a slope faces
Bioindicator Species or group of species whose function, population, or status can reveal the qualitative status of the environment.
Extrusive rock Rock derived from magma that was poured out or ejected at Earth's surface where they cool quickly to form small crystals.
Glacial till Unsorted sediment that is derived from the erosion and entrainment of material by a moving glacier.
Habitat type A land classification system based on natural climax vegetation associations.
Intrusive rock Rocks from magma that crystallize below Earth's surface where slow cooling allows large crystals to form.
Loess A deposit formed by wind that is predominately silt-sized partles and produces fertile topsoil.
Metasedimentary rock Rock of sedimentary origin that has since been subjected to metamorphism.
Multivariate analysis Analysis of data that arises from more than one variable.
Site Area in which a plant or stand grows, considered in terms of its environment, particularly as this determines the type and quantity of the vegetation the area can carry
Site index A measure of actual or potential forest productivity, usually expressed in terms of the average height of dominant trees.
Spatial data Information about a physical object that is represented in a geographic coordinate system.
Volcanic ash Small bits of pulverized rock and glass less than 2 millimetres in diameter created by volcanic eruptions; fine tephra.
Created by: mdcoleman
 

 



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