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Prefixes

Soil Suborder Nomenclature

TermDefinition
alb- presence of albic, E, horizon
and- volcanic, low BD andesol - pyroclastics
anthro- man-made
aqu- prolonged wet periods mottles; poorly drained; aquic Bg
arg- Bt, argillic horizon
bor- cool environment; generally frigid environment, mountains high OM
camb- cambic horizon, red
dyst- low BS
eutr- high BS
ferr- high iron
fluv- river deposit buried soils, fluvial events
frag- fragipan
gloss- tongued associated with E horizon
hum- high organic matter a mollic or umbric epipedon
natr- natric horizon, NaCl
ochr- ochric epipedon: thin A or thick A with low colors
orth- group of soils in the order that best typifies the order
pale- old/excessive development generally red due to hematite and Fe translocation
psamm- sandy material sand dunes and river deposiits
rend- calcareous PM CaCO3 or limestone bedrock
rhod- dark red
torr- dry
xer- xeric moisture regime; annual dry season
ust- ustic moisture - dry climate, hot summer
trop- warm climate
ud- udic moisture; humid climate
umbr- umbric epipedon
Created by: rockpockets
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