LTER Controlled Vocabulary
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substances
More specific terms
NT1
↓
biological substances
►
▼
NT2
↓
amino acids
►
▼
NT3
↓
leucine
NT2
↓
cellulose
NT2
↓
charcoal
NT2
↓
chlorophyll
NT2
↓
chlorophyll a
NT2
↓
detritus
NT2
↓
inorganic nutrients
NT2
↓
litter
NT2
↓
nutrients
►
▼
NT3
↓
dissolved nutrients
NT3
↓
leaf nutrients
NT3
↓
soil nutrients
NT2
↓
phaeopigments
►
▼
NT3
↓
phaeophytin
NT2
↓
pheromones
NT2
↓
wood
NT2
↓
woody debris
►
▼
NT3
↓
coarse woody debris
NT1
↓
elements and compounds
►
▼
NT2
↓
aluminum
NT2
↓
antimony
NT2
↓
boron
NT2
↓
cadmium
NT2
↓
calcium
NT2
↓
carbon
►
▼
NT3
↓
bicarbonate
NT3
↓
carbohydrates
NT3
↓
carbon dioxide
NT3
↓
carbon monoxide
NT3
↓
dissolved inorganic carbon
NT3
↓
dissolved organic carbon
NT3
↓
methane
NT3
↓
organic carbon
►
▼
NT4
↓
particulate organic carbon
NT3
↓
soil carbon
NT2
↓
cesium
NT2
↓
chlorine
►
▼
NT3
↓
chloride
NT2
↓
chromium
NT2
↓
copper
NT2
↓
fluorine
►
▼
NT3
↓
fluoride
►
▼
NT4
↓
sulfur hexafluoride
NT2
↓
hydrogen
NT2
↓
iron
NT2
↓
lead
NT2
↓
magnesium
NT2
↓
manganese
NT2
↓
nickel
NT2
↓
nitrogen
►
▼
NT3
↓
inorganic nitrogen
►
▼
NT4
↓
dissolved inorganic nitrogen
NT3
↓
microbial nitrogen
NT3
↓
nitrogen compounds
►
▼
NT4
↓
ammonia
NT4
↓
ammonium
NT4
↓
nitrate
NT4
↓
nitric acid
NT4
↓
nitrite
NT4
↓
nitrous oxide
NT3
↓
nitrogen-15
NT3
↓
organic nitrogen
►
▼
NT4
↓
dissolved organic nitrogen
NT3
↓
soil nitrogen
NT2
↓
oxygen
►
▼
NT3
↓
carbon dioxide
NT3
↓
carbon monoxide
NT3
↓
dissolved oxygen
NT3
↓
nitrate
NT3
↓
nitrite
NT3
↓
nitrous oxide
NT3
↓
ozone
NT3
↓
silica
NT2
↓
phenolic compounds
NT2
↓
phosphorus
►
▼
NT3
↓
phosphate
NT3
↓
soil phosphorus
NT3
↓
soluble reactive phosphorus
NT3
↓
total phosphorus
NT2
↓
potassium
NT2
↓
silicon
►
▼
NT3
↓
silica
NT2
↓
sodium
NT2
↓
strontium
NT2
↓
sulfur
►
▼
NT3
↓
sulfate
NT3
↓
sulfide
NT3
↓
sulfur hexafluoride
NT2
↓
zinc
NT1
↓
fertilizer
NT1
↓
gases
NT1
↓
inorganic matter
NT1
↓
ions
►
▼
NT2
↓
anions
NT2
↓
cations
►
▼
NT3
↓
hydrogen ions
NT1
↓
isotopes
►
▼
NT2
↓
deuterium
NT2
↓
stable isotopes
NT1
↓
organic matter
►
▼
NT2
↓
soil organic matter
NT1
↓
particulates
NT1
↓
pollution
►
▼
NT2
↓
acid rain
NT2
↓
air pollution
NT1
↓
sediments
NT1
↓
water
►
▼
NT2
↓
brackish water
NT2
↓
deuterium
NT2
↓
porewater
NT2
↓
runoff
NT2
↓
seawater
NT2
↓
soil moisture
NT2
↓
soil water
Date of creation
14-Jan-2011
Modified
18-Jan-2011
Accepted term
18-Jan-2011
Descendant terms
107
ARK
ark:/99152/t3k64d52kqdj07
More specific terms
12
Alternative terms
0
Related terms
0
Notes
0
Metadata
BS8723-5
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elements and compounds
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water
ions
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organic matter
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