Menu
Home
About the Forest
Research
Data
Publications
Outreach
About Us
Home
About the Forest
Research
Data
Publications
Outreach
About Us
TP122
Attributes in entity
3
:
LTEP 8-year fire-affected tree plot inventory data set
Details
1. DBCODE
Definition:
Database Code TP122
Domain:
enum
2. ENTITY
Definition:
Entity number (data table number)
Units:
number
Domain:
range (minimum = 3. maximum = 3.)
3. YEAR
Definition:
Year measurements were taken
Units:
year (yyyy)
Domain:
range (minimum = 2003. maximum = 2010.)
4. TREEID
Definition:
Unique 14-character code specific to each tree: Experimental unit (4 characters), X-coordinate (3 chars), Y-coordinate (3 chars), Tree tag number (4 chars). Note: tree tags preceeded by an 'N' do not directly correspond to trees subsequently measured.
Domain:
freetext
5. SPECIES
Definition:
Plant species code from USDA Plants Database (changed to a common code, when codes have changed)
Domain:
taxa
6. DEADCROWNBASE
Definition:
For unburned trees, measured to the lowest point where dead branch could carry fire to the crown. For burned trees, measured to the lowest dead branch with fine twigs
Units:
meters
Domain:
range (minimum = 0.1 maximum = 27.2)
7. DEADCROWNBASE_FLAG
Definition:
Non-numerical entries (nm) for the height to base of dead crown (DEADCROWNBASE)
Domain:
enum
8. MAXCROWNSCORCH
Definition:
Maximum crown scorch; the maximum height from the ground to significant, continuous scorching in the crown resulting in either needle wilting, loss from combustion, or small branch combustion. May be higher than live crown base.
Units:
meters
Domain:
range (minimum = 0.0 maximum = 41.9)
9. MAXCROWNSCORCH_FLAG
Definition:
Non-numerical entries (nm) for the maximum height of crown scorch (MAXCROWNSCORCH)
Domain:
enum
10. MINBOLECHAR
Definition:
Minimum height of charred bole; measured from the base of the tree to the lower-side height of significant, continuous charring of the bole (i.e. blackened bark).
Units:
meters
Domain:
range (minimum = 0.0 maximum = 35.2)
11. MINBOLECHAR_FLAG
Definition:
Non-numerical entries (nm) for the minimum height of charred bole (MINBOLECHAR)
Domain:
enum
12. MAXBOLECHAR
Definition:
Maximum height of charred bole; measured from the base of the tree to the uppermost height of significant, continuous charring of the bole (i.e. blackened bark).
Units:
meters
Domain:
range (minimum = 0.0 maximum = 35.2)
13. MAXBOLECHAR_FLAG
Definition:
Non-numerical entries (nm) for the maximum height of charred bole (MAXBOLECHAR)
Domain:
enum
14. BOLECHARAZIMUTH
Definition:
Estimate of the azimuth of maximum upper bole char, measured from within the tree
Units:
degrees azimuth
Domain:
range (minimum = 0. maximum = 360.)
15. BOLECHARAZ_FLAG
Definition:
Non-numerical entries (nm) for the estimate of the azimuth of maximum upper bole char (BOLECHARAZIMUTH)
Domain:
enum
16. PCTCROWNSCORCH
Definition:
Estimate of the percentage of foliage volume scorched or consumed during the fire
Units:
percent
Domain:
range (minimum = 0. maximum = 100.)
17. PCTCROWNSCORCH_FLAG
Definition:
Non-numerical entries (nm) for the estimate of the percentage of foliage volume scorched or consumed during the fire (%CROWNSCORCH)
Domain:
enum
18. BURNSEVERITY
Definition:
Estimate of the tree burn severity
Domain:
enum
19. SAPRAD1
Definition:
Length measurement of the first sapwood radius (first short increment core-- from heartwood to outer edge of wood)
Units:
centimeters
Domain:
range (minimum = 0.0 maximum = 10.3)
20. SAPRAD1_FLAG
Definition:
Non-numerical entries (nm) for the first sapwood radius measurement (SAPRAD1)
Domain:
enum
21. CHAR1
Definition:
Determination of whether the bark was charred where the first sapwood core was taken
Domain:
enum
22. RINGS1
Definition:
Number of rings in the first sapwood core
Units:
number
Domain:
range (minimum = 0. maximum = 54.)
23. RINGS1_FLAG
Definition:
Non-numerical entries (na, nm) for the number of rings in the first sapwood core (RINGS1)
Domain:
enum
24. SAPRAD2
Definition:
Length measurement of the second sapwood radius (second short increment core-- from heartwood to outer edge of wood)
Units:
centimeters
Domain:
range (minimum = 0.0 maximum = 10.5)
25. SAPRAD2_FLAG
Definition:
Non-numerical entries (nm) for the second sapwood radius measurement (SAPRAD2)
Domain:
enum
26. CHAR2
Definition:
Determination of whether the bark was charred where the second sapwood core was taken
Domain:
enum
27. RINGS2
Definition:
Number of rings in the second sapwood core
Units:
number
Domain:
range (minimum = 0. maximum = 63.)
28. RINGS2_FLAG
Definition:
Non-numerical entries (na, nm) for the number of rings in the second sapwood core (SAPRAD2)
Domain:
enum
29. SAPRAD3
Definition:
Length measurement of the third sapwood radius (third short increment core-- from heartwood to outer edge of wood)
Units:
centimeters
Domain:
range (minimum = 0.0 maximum = 14.7)
30. SAPRAD3_FLAG
Definition:
Non-numerical entries (na, nm) for the third sapwood radius measurement (SAPRAD3)
Domain:
enum
31. CHAR3
Definition:
Determination of whether the bark was charred where the third sapwood core was taken
Domain:
enum
32. RINGS3
Definition:
Number of rings in the third sapwood core
Units:
number
Domain:
range (minimum = 0. maximum = 55.)
33. RINGS3_FLAG
Definition:
Non-numerical entries (nm) for the number of rings in the third sapwood core (RINGS3)
Domain:
enum
34. SAPRAD
Definition:
Calculation of the average radius of the three sapwood cores
Units:
centimeters
Domain:
range (minimum = 0.70 maximum = 9.37)
35. SAPRAD_FLAG
Definition:
Non-numerical entries (nm) for the average radius of the three sapwood cores (SAPRAD)
Domain:
enum
36. RINGS
Definition:
Calculation of the average number of rings of the three sapwood cores
Units:
number
Domain:
range (minimum = 4.33 maximum = 52.67)
37. RINGS_FLAG
Definition:
Non-numerical entries (nm) for the average number of rings of the three sapwood cores (RINGS)
Domain:
enum
38. RADINC
Definition:
Calculation of the average annual ring radius of the 3 sapwood cores; RADINC=SAPRAD/RINGS
Units:
millimeters
Domain:
range (minimum = 0.00 maximum = 4.43)
39. RADINC_FLAG
Definition:
Non-numerical entries (nm) for the average ring radius of the 3 sapwood cores (RADINC)
Domain:
enum
40. BARKRAD
Definition:
Calculation of the bark radius; BARKRAD=0.0006*DBH^2+0.0305*DBH+0.0031
Units:
centimeters
Domain:
range (minimum = 0.79 maximum = 8.20)
41. BARKRAD_FLAG
Definition:
Non-numerical entries (nm) for the bark radius (BARKRAD)
Domain:
enum
42. SAPAREA
Definition:
Calculation of the sapwood area; SAPAREA=((DBH/2)-E82)^2*PI()-((DBH/2)-SAPRAD-BARKRAD)^2*PI()
Units:
square centimeters
Domain:
range (minimum = 61.10 maximum = 1340.00)
43. SAPAREA_FLAG
Definition:
Non-numerical entries (nm) for the sapwood area (SAPAREA)
Domain:
enum
44. COMMENTS
Definition:
Comments on any topic
Domain:
freetext