Table 3. Contents of regr93.dat (File 3)

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                                                         Spread-
          Variable   Variable  Starting  Ending          sheet     
Variable  type       width     column    column   Units  column       Definition
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C         character     6         1         6              A      CO2 treatment
                                                                  level

N         character     6         7        12              B      N treatment  
                                                                  level

CHBR      character     6        13        18              C      Open-top chamber
                                                                  identification
                                                                  label

REP       numeric       6        19        24              D      Seedling replicate
                                                                  identification
                                                                  label

HT        numeric       6        25        30      cm      E      Seedling height

DIA       numeric       6        31        36      mm      F      Seedling diameter
 
LFBM      numeric       6        37        42      g       G      Leaf biomass

RBM       numeric       6        43        48      g       H      Branch biomass

STBM      numeric       6        49        54      g       I      Stem biomass

RTBM      numeric       6        55        60      g       J      Root biomass
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