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TV069
Attributes in entity
5
:
Establishment history: western hemlock
Details
1. TAG
Definition:
Tree identification number
Units:
number
Domain:
range (minimum = 1104. maximum = 3000.)
2. HEIGHT
Definition:
Height (relative to stump surface) from which sample was taken
Units:
meters
Domain:
range (minimum = -0.40 maximum = 0.00)
3. SAMPLE
Definition:
Identification (A-G, case insensitive) for sample taken from this tree (Tag) at this height (Height)
Domain:
freetext
4. EVENTTYPE
Definition:
Type of occurrence in tree-ring sample
Domain:
enum
5. EVENTYEAR
Definition:
Calendar year of event (Event type), as determined from tree rings
Units:
year (yyyy)
Domain:
range (minimum = 0. maximum = 1897.)
6. RADIUS20
Definition:
Juvenile radial growth (inside bark) of tree, as indicated by total width of 1st 20 rings of sample
Units:
centimeters
Domain:
range (minimum = 0.2 maximum = 7.0)
7. DECADE
Definition:
Decade of event, calculated from Date and designated by 1st year of decade (e.g.1500 designates the decade 1500-1509)
Units:
year (yyyy)
Domain:
range (minimum = 0. maximum = 1890.)
8. DBH
Definition:
Diameter at breast height just prior to harvest (summer/autumn 1992)
Units:
centimeters
Domain:
range (minimum = 33.5 maximum = 145.8)
9. SPECIES
Definition:
Tree species
Domain:
enum
10. X
Definition:
Plot measurement in east-west direction from plot 0
Units:
meters
Domain:
range (minimum = -25.68 maximum = 141.49)
11. Y
Definition:
Plot measurement in north-south direction from plot 0
Units:
meters
Domain:
range (minimum = -214.44 maximum = 29.17)
12. Z
Definition:
Plot altitude measurement
Units:
meters
Domain:
range (minimum = 673.69 maximum = 740.42)
13. CLASSES
Definition:
Groupings that were useful for the original study, and that additionally record whether a tree was live or dead just before harvestr in autrumn 1992..
Domain:
enum