Attribute_Name	ORDER	Storage_Type	Measurement_Scale	Number_Type	UNITS	DESCRIPTION	CODES
Date	2	d	date-Time	n/a	nominalDay	approximate sampling date for harvest aboveground biomass	DD/MM/YYYY
ScientificName	7	s	nominal	n/a	nominal	scientifc name genus and species when available and/or appropriate	
Latitude	8	f	ratio	real	degrees latitude or longitude	latitude of location of transect sampled	
Longitude	9	f	ratio	real	degrees latitude or longitude	longitude  of location of transect sampled	
year	1	d	date-time	n/a	nominalYear	data were collected in August of that year	
site_name	3	s	nominal	n/a	nominal	"site were abovegound annual biomass was harvested at the end of the growing season.  ESA and owl creek sites are ungrazed.  Section 25 and the ridge, midslope and swlae in section 24 are grazed pastures with cages protecting the vegetation from grazing"	"ESA, ESA2, MIDSLOPE, OWL CREEK, RIDGE, SEC25, SWALE"
transect	4	s	nominal	natural	nominal	biomass is harvested along 3 random transects established each year	"1,2,3"
plot	5	s	nominal	natural	nominal	"biomass is harvested from 5 plots along each transect, which are established each year"	"1,2,3,4,5"
species	6	s	nominal	n/a	nominal	SGS-LTER site specific codes code are generally BOBU: Bouteloua gracilis or Buchloe dactyloides; CSPG: Cool Season Perennial Grass; CSAG: Cool season annual grass; WSPG: Warm season perennial grass; SS: Sub-shrub; FORB: forb; OSD: Old Standing Dead;	"BOBU, WSPG, CSPG, CSAG, SS, FORB, or OSD"
weight	10	f	ratio	real	gram	mass of species per quarter meter squared	
comments	11	s	nominal	n/a	nominal	comments about what may have occurred in the field or the lab	
