TP104

Properties of Attributes in entity 5 table: Ground Surface Conditions (U-C)

Name	Keyfield	Nullable	Type	Domain	Scale	NumType	Range	Precision	Units
DATACODE	N	N	char(5)	enum	nominal
ENTITY	N	N	numeric(2,0)	range	ratio	integer	5.-5.	1.	number
YEAR	N	N	numeric(4,0)	range	ratio	integer	1994.-1996.	1.	year (yyyy)
DISTRICT	N	N	char(4)	enum	nominal
BLOCK	Y	N	char(1)	enum	nominal
TRT	N	N	char(1)	enum	nominal
PLOT	Y	N	char(6)	place	nominal
TRANS	Y	N	char(1)	enum	nominal
MICROPLOT	Y	N	numeric(1,0)	range	ratio	integer	1.-6.	1.	number
SUBSTRATE	Y	N	char(7)	enum	nominal
COVER	N	N	numeric(5,1)	range	ratio	real	0.1-100.0	0.1	percent
SAMPLEDATE	N	N	datetime	range	datetime		Jun 15 1994-Sep 11 1996		date as date type