Data Object Description
Identifier:	fridley.7.1
Name: Permanent quadrat data Description: Vascular plant cover values in 20x20 cm subplots within 1m2 center quadrat of each plot, 1994 and 2003 Physical Structure Description: Object Name: permquad_alldata.csv Text Format: Attribute Orientation: column Simple Delimited: Field Delimeter: , Online Distribution Info:   ecogrid://knb/fridley.6.1 Attribute(s) Info: Name Column Label Definition Type of Value Measurement Type Measurement Domain Missing Value Code Accuracy Report Accuracy Assessment Coverage Method year year   year of measurement   dateTime           block block   experimental block   nominal Def block           plot plot   experimental plot label   nominal Def plot label           quadrat quadrat   quadrat within m2 plot (1-25)   interval Unit dimensionless Type natural           species species   species name   nominal Def species           score score   cover value (1-5): 1=1-4%, 2=5-24%, 3=25-49%, 4=50-74% and 5=75%+   ordinal Def cover value (classes)           midpoint midpoint   midpoint of cover class   ordinal Def cover value midpoint           treatment treatment   climate treatment   nominal Def climate treatment           soil depth soil depth   soil depth (mm)   ratio Unit millimeter Type natural