Table 49.  Net volume of growing-stock trees on timberland by species and diameter class, Southern Unit, West Virginia, 2000 
  
                                                           (In millions of cubic feet) 
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                                                      Diameter class (inches at breast height)                                                  
          Species group       _________________________________________________________________________________________    All                   
                                  5.0-     7.0-    9.0-    11.0-    13.0-    15.0-    17.0-    19.0-    21.0-            classes      SE        
                                  6.9      8.9    10.9     12.9     14.9     16.9     18.9     20.9     28.9     29.0+                          
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       White spruce                 .1       .0       .0       .0       .0       .0       .0       .0       .0       .0       .1    100.0  
       Red spruce                   .2       .2       .0       .0       .0       .0       .0       .0       .0       .0       .5     60.7  
       Red pine                     .8      1.0       .6       .0       .0       .0       .0       .0       .0       .0      2.4     77.6  
       Pitch pine                  1.9      2.4      4.1      3.9      3.6      2.0       .8       .0       .0       .0     18.8     32.9  
       Eastern white pine          7.9     10.4     13.1     12.9     13.1     10.5      9.2      9.6     15.8      4.5    107.1     22.3  
       Virginia pine               4.5     12.5     13.4     16.2     12.1      2.2       .0      1.4       .0       .0     62.4     24.0  
       Other yellow pines           .1       .9      1.9       .7       .0       .0       .0       .0       .0       .0      3.6     45.5  
       Eastern hemlock            12.8     14.2     16.1     11.5     12.1     17.0      6.8      8.0      8.2      5.4    112.2     17.6  
       Other softwoods             1.6      1.6      1.4       .5       .0       .0       .0       .0       .0       .0      5.1     48.4  
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         Total softwoods          30.0     43.1     50.7     45.8     41.0     31.8     16.8     18.9     24.0      9.9    312.0     11.6  
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       Red maple                  73.6     97.8    108.0     81.6     71.4     57.6     37.8     23.8     29.3      5.8    586.6      6.5  
       Sugar maple                35.9     57.6     55.3     45.9     57.4     51.7     25.6     17.9     25.2      8.0    380.4      8.0  
       Yellow birch                5.5      5.0      5.4      4.6      3.6       .9      2.4      4.3       .0       .0     31.5     32.1  
       Hickory                    33.4     69.3     82.6     79.7     87.2     84.1     35.0     15.7     23.0       .0    510.0      6.7  
       American beech             13.6     25.9     25.3     35.4     36.6     33.6     26.4     27.1     84.5     19.5    328.1     10.7  
       White ash                   8.8     14.1     18.5     21.7     30.1     13.0     13.9      2.0      9.7      6.9    138.7     13.2  
       Sweetgum                     .1       .3       .0      1.0       .0       .0       .0       .0       .0       .0      1.4     78.5  
       Yellow-poplar              39.8     86.3    135.5    207.5    231.9    209.8    174.9    129.3    199.9     13.1  1,428.1      5.9  
       Blackgum                    6.7      7.5      7.2      8.2      6.7     10.1      9.6     11.0      6.6       .0     73.6     13.3  
       Aspen                        .1       .2       .6       .0       .0       .0       .0       .0       .0       .0      1.0    100.0  
       Black cherry                7.0     15.6     18.1     12.4     14.0     13.7     10.4      8.2      7.5       .0    106.8     16.1  
       White oak                  29.1     70.0     92.0    102.8     86.1     78.3     77.7     45.3     71.0      5.4    657.7      7.3  
       Northern red oak           13.9     22.4     50.2     65.2     64.1     74.7     79.3     54.4    182.9     14.7    621.7      7.9  
       Other white oaks           32.0     70.9    106.4    124.8    104.0     77.0     58.1     49.6    107.2     14.4    744.4      6.6  
       Other red oaks             18.7     47.0     76.3     90.4     99.1     88.1    105.9     49.5     65.2      3.8    644.0      7.4  
       American basswood           8.9     25.1     32.3     38.8     47.2     60.5     41.4     24.5     50.4      6.7    335.7     13.2  
       Elm                         5.6      6.4      7.6      1.8      3.4      3.7      2.9      2.5       .0       .0     33.9     19.7  
       Other hardwoods            54.6     92.4    103.2    101.1     78.0     55.2     42.9     20.8     18.9      5.7    573.0      5.9  
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         Total hardwoods         387.3    713.7    924.3  1,023.0  1,020.9    911.8    744.3    486.0    881.1    104.0  7,196.5      2.3  
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       Total, all species        417.3    756.8    975.1  1,068.8  1,061.8    943.6    761.2    504.9    905.1    114.0  7,508.5      2.2  
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       SE                          2.9      3.0      3.2      3.5      3.8      4.7      5.8      7.6      6.8     21.2      2.2 
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