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FS123

Attributes in entity 4: Tall shrub and small tree canopy cover data

     Details
1. DBCODE
Definition: Database Code
Domain: enum
2. ENTITY
Definition: Entity number
Units: number
Domain: range (minimum = 4.  maximum = 4.)
3. PLOTID
Definition: Measurement plot identification code comprised of TAC and Plot
Domain: place
4. TAC
Definition: Treatment Activity Code referencing the experimental treatment unit
Domain: enum
5. PLOT
Definition: The 0.1 ha circular measurement plot; assigned an alpha numeric code unique to the TAC in which it occurs
Domain: enum
6. BLOCK
Definition: Block is a statistical grouping of TACs; each block consists of four TACs, each representing one of the four experimental treatments
Domain: enum
7. TREATMENT
Definition: Experimental treatment applied to the TAC
Domain: enum
8. TRANSECT
Definition: Transect identity; two transects per 0.1-ha plot, each coded as the direction of observation from the starting and ending ordinal points of the transect.
Domain: enum
9. MEASPER
Definition: Mesurement period is the numeric code assigned to consecutive repeated surveys
Domain: enum
10. YEAR
Definition: Year the data was collected
Units: year (yyyy)
Domain: range (minimum = 1997.  maximum = 2005.)
12. TAXCLASS
Definition: Taxonamic class coding of species life-form and ground surface features
Domain: enum
13. SPECIES
Definition: Recorded alpha numeric code for species scientific name
Domain: taxa
13. OBSNO
Definition: Observation number by TAC, plot, transect, year and species to created unique observation.
Units: number
Domain: range (minimum = 1.  maximum = 10.)
14. TOTLNTHM
Definition: Total length of transect covered by the vertical canopy projection for a species
Units: meters
Domain: range (minimum = 0.00  maximum = 15.00)
15. COVERPERCENT
Definition: Species canopy cover calculated as the total length of transect covered divided by the total transect length
Units: percent
Domain: range (minimum = 0.00  maximum = 100.55)
16. SAMPLEDATE
Definition: Date of sampling
Units: date as date type
Domain: range (minimum = Jun 30 1997  maximum = Jul 25 2005)