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Earth science
Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.
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Earth science > Soil science 
differential thermal analysis (DTA)
Earth science; Soil science
Method used to detect energy changes in a substance on heating; useful for identification of clay minerals.
truncated
Earth science; Soil science
Having lost all or part of the upper soil horizon or horizons by soil removal (erosion, excavation, etc. ).
ammoniation
Earth science; Soil science
The process of introducing various ammonium sources into other fertilizer sources forming ammoniated compounds. Ammonium polyphosphates and ammoniated superphosphate are ...
x-ray diffraction
Earth science; Soil science
A technique used to determine crystal planar spacing in minerals.
bog
Earth science; Soil science
An organic-accumulating wetland that has no significant inflows or outflows and supports acidophilic mosses, particularly Sphagnum.
oligotrophic
Earth science; Soil science
Environments in which the concentration of nutrients available for growth is limited. Nutrient poor habitats.
Sub-categories
- Geology (10953)
- Mapping science (105290)
- Oceanography (12332)
- Physical oceanography (42660)
- Remote sensing (8661)
- Seismology (14406)
- Soil science (29216)