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Home > CanSIS > National Soil DataBase
(NSDB) > Detailed Soil
Surveys > Polygon Attribute Table
(PAT)
Polygon Attribute Table (PAT)
Filename
{covername}.PAT
Description
The Polygon Attribute Table (PAT) provides the linkage between
geographic locations (polygons) and soil landscape attributes in
the associated database tables.
Contents
| Field |
Name |
Width |
Type |
Decimal
Places |
Description |
| 1 |
AREA |
4 |
F |
3 |
internal ARC/INFO |
| 2 |
PERIMETER |
4 |
F |
3 |
internal ARC/INFO |
| 3 |
SOIL# |
4 |
B |
|
internal ARC/INFO |
| 4 |
SOIL-ID |
4 |
B |
|
not used |
| 5 |
LAND_AREA |
6 |
I |
|
Land area in hectares |
| 6 |
WATER_AREA |
6 |
I |
|
Water area in hectares |
| 7 |
POLYGON_AREA |
6 |
I |
|
Polygon area in hectares |
| 8 |
MAPUNIT |
68 |
C |
|
Linkage key (redefined from
PROVINCE + SURVEY + MAPUNITNOM) |
Relationships
- A record in this file is unique with respect to SOIL#.
- The MAPUNIT field is used to relate
to the CMP
table.
Notes:
- MAPUNIT numbers are not always
unique within a coverage.
- The first 8 characters of MAPUNIT
will be identical for all records within a coverage.
effective version 1.0 Contact: Head, CanSIS