Column,Description
tree,unique identifyer for each tree seedling
location,the location where soils were collected
age,the age of the restoration sites (years)
height,height of tree seedlings (cm)
diameter,basal diamater of the seedlings (cm)
leafmass,mass of dry leaves of each tree (g)
stemmass,mass of dry stems of each tree (g)
rootmass,mass of dry roots of each tree (g)
totalmass,"mass of leaves, stems and roots combined for each tree (g)"
moisture,percent soil moisture
tec,total exchange capacity of the soil
ph,soil pH
orgmat,percent organic matter in the soil 
nrelease,estimated nitrogen release from the soil per acre
s,sulfur in the soil (mg/kg)
p,phosphorus in the soil (mg/kg)
ca,calcium in the soil (mg/kg)
mg,magnesium in the soil (mg/kg)
k,potassium in the soil (mg/kg)
na,sodium in the soil (mg/kg)
h,percent hydrogen in the soil
b,boron in the soil (mg/kg)
fe,iron in the soil (mg/kg)
mn,manganese in the soil (mg/kg)
cu,copper in the soil (mg/kg)
zn,zinc in the soil (mg/kg)
al,aluminum in the soil (mg/kg)
no3,per mil nitrate in the soil
nh4,per mil ammonium in the soil
c,percent carbon in the soil 
ap,phosphatase activity within the soil (μmol/hr g)
bg,Beta-glucosidase activity within the soil (μmol/hr g)
nag,N-acetyl-glucosiminidase activity within the soil (μmol/hr g)
lap,leucine aminopeptidase activity within the soil (μmol/hr g)
po,phenol oxidase activity within the soil (μmol/hr g)
per,peroxidase activity within the soil (μmol/hr g)
ecm_col,percent of roots colonized by ectomycorrhizal fungi