Table 45.--Change in area of timberland between inventories by 
                              forest-type group, Maryland, 1986 and 1999 
       
                                          (In thousands of acres) 
                 ____________________________________________________________________ 
                                                                              Percent                 
                    Forest-type group              1986      1999    Change    change 
                 ____________________________________________________________________ 
                 White/red pine                    49.5      24.7     -24.8     -50.1 
                 Spruce/fir                         0.0       3.2       3.2     100.0 
                 Loblolly/shortleaf               292.2     282.6     - 9.6     - 3.3 
                 Oak/pine                         243.4     229.6     -13.8     - 5.7 
                 Oak/hickory                    1,502.3   1,387.9    -114.4     - 7.6 
                 Oak/gum/cypress                  147.6     124.8     -22.8     -15.4 
                 Elm/ash/red maple                 95.6     108.2      12.6      13.2 
                 Northern hardwoods               188.7     209.1      20.4      10.8 
                 Aspen/birch                        3.0       1.8     - 1.2     -40.0 
                                             ________________________________________ 
                 All types                      2,522.2   2,371.9    -150.3      -6.0  
                 ____________________________________________________________________ 
 

                   Table 46.--Change in area of timberland between inventories by 
                              stand-size class, Maryland, 1986 and 1999 
       
                                          (In thousands of acres) 
                 ____________________________________________________________________ 
                                                                              Percent                 
                    Stand-size class               1986      1999    Change    change 
                 ____________________________________________________________________ 
                 Sawtimber                      1,511.9   1,575.0      63.1       4.2 
                 Poletimber                       740.7     506.1    -234.6     -31.7 
                 Sapling and seedling             252.0     268.4      16.4       6.5 
                 Nonstocked                        17.7      22.5       4.8      27.1 
                                             ________________________________________ 
                 All classes                    2,522.2   2,371.91   -150.3      -6.0  
                 ____________________________________________________________________ 
 

                   Table 47.--Change in volume on timberland between inventories, 
                              Maryland, 1986 and 1999 
       
                 ____________________________________________________________________ 
                                                                              Percent                 
                    Species group                  1986      1999    Change    change 
                 ____________________________________________________________________ 
                                                          Growing stock
                                                     (Millions of cubic feet)
                                             ________________________________________ 
                 Softwoods                        834.6     801.0      33.6     - 4.0 
                 Hardwoods                      3,910.5   4,271.2     360.7       9.2 
                                             ________________________________________ 
                 All groups                     4,745.1   5,072.2     327.1       6.9  
                 ____________________________________________________________________ 
                                                            Sawtimber 
                                                     (Millions of board feet) 
                                             ________________________________________ 
                 Softwoods                      2,289.0   2,363.7      74.7       3.3 
                 Hardwoods                     11,867.2  13,797.8   1,930.6      16.3 
                                             ________________________________________ 
                 All groups                    14,156.2  16,161.5   2,005.3      14.2 
                 ____________________________________________________________________