SNF Dataset: SNF Site Characterization Data: C.Jarvis
Data Center: ORNL DAAC -- The DAAC for Biogeochemical Dynamics
Data Center Contact: Merilyn Gentry   email:  mjg@ornl.gov
                                      phone:  423-376-2655
Source Dataset (SAS):        cj_sites.ssd01
ASCII Data File:             cj_sites.dat     File Creation Date: 24SEP1996
ASCII Data Definition File:  cj_sites.def     File Creation Date: 24SEP1996
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Variable Name  Long Name       SAS Type  Generic Type      Description
1  site_id     SITE_ID         8         NUMBER(4,0)       "Site ID"
2  plot_id     PLOT_ID         8         NUMBER(4,0)       "Plot ID within the site"
3  canclosr    CANOPY_CLOSURE  8         NUMBER(4,0)       "Percent of total canopy closure"
4  pct_rock    PCT_ROCK        8         NUMBER(4,0)       "Percent of ground cover that is rock"
5  pct_soil    PCT_SOIL        8         NUMBER(4,0)       "Percent of ground cover that is bare soil"
6  pct_herb    PCT_HERB        8         NUMBER(4,0)       "Percent of ground cover that is herbaceous matter"
7  pct_shrb    PCT_SHRUB       8         NUMBER(4,0)       "Percent of ground cover that is low shrubs"
8  pct_dbrs    PCT_DEBRIS      8         NUMBER(4,0)       "Percent of ground cover that is woody debris (boles, logs, etc)"
9  pct_moss    PCT_MOSS        8         NUMBER(4,0)       "Percent of ground area covered with spagnum and other mosses"
10 soiltype    SOIL_TYPE       $  8      CHAR(4)           "Soil type information code: TIL=glacial till, OUT=outwash, LAC=lacustrine, ORG=organic, RCK=exposed bedrock"
11 soilcolr    SOIL_COLOR      $  8      CHAR(4)           "Soil color code:  BL=black, BR=brown, RD=red, GR=gray, WT=white, MNA=not applicable (no soil)"
12 soilmstr    SOIL_MOISTURE   $  8      CHAR(4)           "Soil moisture code: WET=wet, MST=moist,  MED=moderatly dry, DRY=dry, and NAA=not applicable (no soil)"
13 spctsand    SOIL_PCT_SAND   8         NUMBER(4,0)       "Percent of sand in the soil, based on texture"
14 spctsilt    SOIL_PCT_SILT   8         NUMBER(4,0)       "Percent of silt in the soil, based on texture"
15 spctclay    SOIL_PCT_CLAY   8         NUMBER(4,0)       "Percent of clay in the soil, based on texture"
16 soil_dep    SOIL_DEPTH      8         NUMBER(4,0)       "Depth of soil to bedrock or boulders (inches) (-999 means no depthwas >36 inches)"
17 rockfrag    ROCK_FRAGMENTS  $  8      CHAR(4)           "Presence of rock fragments in soil sample: PL=pebbles, ST=stones, RK=rocks, and BL=boulders"
18 can_dens    CAN_DENSITY     $  8      CHAR(4)           "Visual assessment of canopy density:  DEN=dense, MDN=moderately dense,  MOD=moderate, MSP=moderately sparse, SPR=sparse"
19 undstden    UNDERSTORY_DENSI$  8      CHAR(4)           "Visual assessment of understory density: DEN=dense,  MDN=moderately dense, MOD=moderate, MSP=moderately sparse, and SPR=sparse"
20 grcovden    GRCOV_DENSITY   $  8      CHAR(4)           "visual assessment of ground cover density:  DEN=dense, MDN=moderately dense, MOD=moderate, MSP=moderately sparse, and SPR=sparse"
21 slope       SLOPE           8         NUMBER(4,0)       "Percent slope of the plot. -999 values indicate no slope"
22 aspect      ASPECT          8         NUMBER(4,0)       "The aspect of the plot in degrees clockwise from north:  -999 values indicate no slope"
