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A-Site - UNBC Forest Growth _ Yield - University of Northern British

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A-Site - UNBC Forest Growth _ Yield - University of Northern British Powered By Docstoc
					         Site index models for lodgepole pine, interior spruce,
                                     UNIVERSITY OF NORTHERN BRITISH COLUMBIA
                                                   http://forestgrowth.unbc.ca/site

Sources:

Batho, Adrian (2011) A site index model for lodgepole pine in the Sub-Boreal Spruce biogeoclimatic zone
         M.Sc. Thesis, UNBC, Prince George, BC.

Hu, Zhengjun, and García, Oscar (2010) A height growth and site-index model for interior spruce in the S
        biogeoclimatic zone of British Columbia . Canadian Journal of Forest Research 40, 1175-1183.

Data was provided by the Forest Sciences Program, Research Branch, and Forest Analysis and Inventor
        Columbia Ministry of Forests and Range.

Aspen model derived from models of Nigh et al. (2002) and Carmean et al (2006), see htp://forestgrowth.

Usage:

These spreadsheets mimic the functionality of the Ministry of Forests and Range sitetools software
          (http://www.for.gov.bc.ca/hre/sitetool).
Select a table from the tabs or links below.
The range of the table can be adjusted by changing the starting values and steps in the green cells.
The number of rows or columns can be increased by replicating the last row or column, or reduced by de
Extending the column range in the Site table is a little more involved: Select the last two columns, right-cl
           Then, replicate the last two columns. Finally, hide the unwanted entries

         Height by age and site index            Pine      Spruce Aspen
         Site index by age and height            Pine      Spruce Aspen
         Age by site index and height            Pine      Spruce Aspen

For any questions or comments please email O. García at
         garcia@unbc.ca
, interior spruce, and aspen
N BRITISH COLUMBIA
c.ca/site




eal Spruce biogeoclimatic zone of British Columbia .


odel for interior spruce in the Sub-Boreal Spruce
 est Research 40, 1175-1183.

d Forest Analysis and Inventory Branch of the British


 (2006), see htp://forestgrowth.unbc.ca/site



Range sitetools software


d steps in the green cells.
w or column, or reduced by deleting them.
 t the last two columns, right-click, and unhide ..
                                                P-Height

Lodgepole Pine Site Index Model
Height by breast-height age and site index

Age step: 5
Site step: 5

 B.H. Age                   Site index
   (years)       5     10          15      20         25     30
         0     1.3    1.2         1.1     1.1        1.0    0.9
         5     1.7    2.3         2.9     3.6        4.3    5.0
       10      2.1    3.3         4.7     6.1        7.6    9.1
       15      2.5    4.4         6.3     8.4       10.7   13.0
       20      2.9    5.3         7.9    10.6       13.5   16.4
       25      3.3    6.3         9.4    12.6       16.0   19.5
       30      3.7    7.1       10.7     14.4       18.3   22.2
       35      4.1    7.9       11.9     16.1       20.3   24.6
       40      4.4    8.7       13.1     17.5       22.1   26.7
       45      4.7    9.4       14.1     18.8       23.6   28.4
       50      5.0   10.0       15.0     20.0       25.0   30.0
       55      5.3   10.6       15.8     21.0       26.2   31.3
       60      5.6   11.1       16.6     22.0       27.3   32.5
       65      5.8   11.6       17.3     22.8       28.2   33.5
       70      6.0   12.1       17.9     23.5       29.0   34.4
       75      6.3   12.5       18.4     24.1       29.7   35.1
       80      6.5   12.9       18.9     24.7       30.3   35.8
       85      6.7   13.2       19.4     25.2       30.8   36.3
       90      6.9   13.6       19.8     25.6       31.3   36.8
       95      7.0   13.9       20.1     26.0       31.7   37.2
      100      7.2   14.1       20.4     26.4       32.1   37.6




                                                Page 1
                                           P-Site

Lodgepole Pine Site Index Model
Site index by breast-height age and height

   Age step: 5
 Height step: 5

    B.H. Age                            Top Height (m)
      (years)        5     10      15          20        25      30      35      40
            5     29.9   58.2    81.3      101.5     119.8    136.6   152.4   167.3
          10      16.3   32.6    46.7        59.4      71.1    82.0    92.4   102.3
          15      11.6   23.5    34.2        43.9      53.1    61.8    70.1    78.1
          20       9.3   18.9    27.6        35.8      43.5    51.0    58.2    65.1
          25       7.9   16.0    23.5        30.7      37.6    44.2    50.7    57.0
          30       6.9   14.0    20.7        27.2      33.5    39.6    45.5    51.4
          35       6.2   12.6    18.7        24.7      30.5    36.2    41.8    47.4
          40       5.7   11.5    17.2        22.7      28.2    33.6    39.0    44.3
          45       5.3   10.7    16.0        21.2      26.4    31.6    36.8    41.9
          50       5.0   10.0    15.0        20.0      25.0    30.0    35.0    40.0
          55       4.7    9.4    14.2        19.0      23.8    28.7    33.6    38.5
          60       4.5    9.0    13.5        18.2      22.9    27.6    32.4    37.2
          65       4.3    8.6    13.0        17.5      22.1    26.7    31.4    36.2
          70       4.2    8.2    12.5        16.9      21.4    25.9    30.6    35.3
          75       4.0    8.0    12.1        16.4      20.8    25.3    29.9    34.6
          80       3.9    7.7    11.7        15.9      20.3    24.7    29.3    33.9
          85       3.8    7.5    11.4        15.5      19.8    24.3    28.8    33.4
          90       3.7    7.3    11.1        15.2      19.4    23.8    28.4    33.0
          95       3.6    7.1    10.9        14.9      19.1    23.5    28.0    32.6
         100       3.5    6.9    10.7        14.6      18.8    23.2    27.7    32.3




                                          Page 2
                                             P-Age

Lodgepole Pine Site Index Model
Breast-height age by site index and height

Height step: 4
  Site step: 5

     Height                      Site Index
        (m)        10       15          20    25   30    35
          4      13.2      8.1         5.9   4.6  3.8   3.2
          8      35.4     20.3       14.0   10.7  8.6   7.2
         12      69.1     35.2       23.4   17.3 13.7  11.2
         16     157.4     56.1       34.8   25.0 19.3  15.7
         20   #NUM!       93.3       50.0   34.2 25.8  20.6
         24   #NUM!     #NUM!        73.9   46.3 33.7  26.3
         28   #NUM!     #NUM!       139.0   64.0 43.7  33.1
         32   #NUM!     #NUM!     #NUM!     99.1 57.7  41.7
         36   #NUM!     #NUM!     #NUM! #NUM!    82.0  53.3
         40   #NUM!     #NUM!     #NUM! #NUM! #NUM!    71.9
         44   #NUM!     #NUM!     #NUM! #NUM! #NUM!   125.7
         48   #NUM!     #NUM!     #NUM! #NUM! #NUM! #NUM!




                                             Page 3
                                                     S-Height

Interior Spruce Site Index Model
Height by breast-height age and site index

Age step: 5
Site step: 5

 B.H. Age                        Site index
   (years)         5        10          15      20         25     30
         0       1.3       1.2         1.2     1.2        1.1    1.1
         5       1.6       2.0         2.3     2.7        3.2    3.7
       10        1.9       2.8         3.6     4.6        5.7    6.9
       15        2.3       3.6         5.0     6.6        8.3   10.3
       20        2.7       4.5         6.5     8.7       11.1   13.7
       25        3.0       5.4         8.0    10.7       13.7   17.0
       30        3.4       6.3         9.4    12.8       16.3   20.1
       35        3.8       7.3       10.9     14.7       18.7   22.9
       40        4.2       8.2       12.3     16.6       21.0   25.5
       45        4.6       9.1       13.7     18.3       23.1   27.9
       50        5.0      10.0       15.0     20.0       25.0   30.0
       55        5.4      10.9       16.3     21.5       26.8   31.9
       60        5.8      11.7       17.5     23.0       28.4   33.6
       65        6.2      12.6       18.6     24.3       29.8   35.1
       70        6.6      13.4       19.7     25.6       31.1   36.4
       75        7.0      14.1       20.7     26.7       32.3   37.5
       80        7.3      14.9       21.6     27.7       33.3   38.5
       85        7.7      15.6       22.5     28.7       34.3   39.4
       90        8.1      16.3       23.3     29.6       35.1   40.2
       95        8.5      16.9       24.1     30.4       35.9   40.9
      100        8.8      17.6       24.9     31.1       36.6   41.5


Years to breast height:
   Natural      29.9      18.8       15.1     13.3       12.1   11.4 (from seed)
  Planted       23.9      12.8        9.1      7.3        6.1    5.4 (from planting)




                                                     Page 1
                                                    S-Site

Interior Spruce Site Index Model
Site index by breast-height age and height

   Age step: 5
 Height step: 5

      B.H. Age                                   Top Height (m)
        (years)         5         10        15          20        25       30         35         40
              5      40.9       64.7      77.8        87.0      94.3    100.5      106.0      111.0
            10       22.0       40.6      53.0        62.1      69.2     75.2       80.4       85.0
            15       14.9       29.3      40.2        48.8      55.9     62.0       67.3       72.1
            20       11.3       22.9      32.3        40.3      47.1     53.2       58.6       63.5
            25        9.1       18.7      27.0        34.3      40.8     46.7       52.1       57.1
            30        7.7       15.9      23.2        29.9      36.1     41.8       47.1       52.2
            35        6.7       13.8      20.4        26.5      32.4     37.9       43.2       48.2
            40        6.0       12.2      18.2        23.9      29.4     34.8       39.9       45.0
            45        5.4       11.0      16.4        21.8      27.0     32.2       37.3       42.3
            50        5.0       10.0      15.0        20.0      25.0     30.0       35.0       40.0
            55        4.6        9.2      13.8        18.5      23.3     28.2       33.1       35.5
            60        4.3        8.5      12.8        17.3      21.9     26.6       31.4       63.2
            65        4.1        8.0      12.0        16.2      20.6     25.2       30.0       18.6
            70        3.9        7.5      11.3        15.3      19.5     24.0       20.5       45.6
            75        3.7        7.1      10.6        14.5      18.6     22.9       25.1       54.3
            80        3.6        6.7      10.1        13.8      17.7     22.0       34.5       35.4
            85        3.4        6.4       9.6        13.1      16.9     21.1       16.1       26.7
            90        3.3        6.1       9.2        12.5      16.3     29.2       13.4       35.4
            95        3.2        5.8       8.8        12.0      15.7     41.9       21.8       21.9
           100        3.1        5.6       8.4        11.6      15.1     12.0       19.2       22.7

Warning! Excel (but not LibreOffice/OpenOffice) may generate erroneous values at the bottom-right
              of the table. Those values can be seen changing when pressing F9.




                                                   Page 2
                                               S-Age

Interior Spruce Site Index Model
Breast-height age by site index and height

Height step: 4
  Site step: 5

     Height                       Site Index
        (m)        10        15          20     25    30    35
          4      17.2      11.4         8.5    6.7   5.6   4.7
          8      38.9      25.1       18.4    14.4  11.7   9.7
         12      61.6      38.9       28.1    21.8  17.5  14.5
         16      88.0      54.0       38.4    29.4  23.5  19.3
         20     121.8      71.7       50.0    37.8  29.9  24.3
         24     173.0      94.1       63.7    47.3  37.0  29.9
         28     301.0     126.7       81.3    58.8  45.3  36.1
         32   #NUM!       192.6      106.8    73.7  55.3  43.4
         36   #NUM!     #NUM!        157.3    95.7  68.6  52.5
         40   #NUM!     #NUM!      #NUM!     141.5  88.7  64.6
         44   #NUM!     #NUM!      #NUM! #NUM!     135.6  83.9
         48   #NUM!     #NUM!      #NUM! #NUM! #NUM!     139.3
         52   #NUM!     #NUM!      #NUM! #NUM! #NUM! #NUM!




                                              Page 3
                                                    A-Height

Trembling Aspen Site Index Model
Height by breast-height age and site index

Age step: 5
Site step: 5

 B.H. Age                       Site index
   (years)         5       10          15      20         25     30
         0       1.3      1.2         1.1     1.0        0.9    0.8
         5       1.7      2.3         3.0     3.8        4.6    5.6
       10        2.1      3.3         4.7     6.3        8.0    9.8
       15        2.5      4.3         6.4     8.6       11.0   13.6
       20        2.9      5.3         7.9    10.7       13.7   16.9
       25        3.3      6.2         9.3    12.6       16.1   19.8
       30        3.6      7.0       10.6     14.4       18.3   22.4
       35        4.0      7.8       11.8     16.0       20.3   24.6
       40        4.3      8.6       13.0     17.4       22.0   26.7
       45        4.7      9.3       14.0     18.8       23.6   28.4
       50        5.0     10.0       15.0     20.0       25.0   30.0
       55        5.3     10.7       15.9     21.1       26.3   31.4
       60        5.6     11.3       16.8     22.1       27.4   32.6
       65        5.9     11.9       17.6     23.1       28.4   33.7
       70        6.2     12.4       18.3     23.9       29.4   34.6
       75        6.5     12.9       19.0     24.7       30.2   35.5
       80        6.8     13.4       19.6     25.4       30.9   36.2
       85        7.0     13.9       20.2     26.0       31.6   36.9
       90        7.3     14.4       20.7     26.6       32.2   37.5
       95        7.6     14.8       21.3     27.2       32.7   38.0
      100        7.8     15.2       21.7     27.7       33.2   38.4


Total age (suckers) = breast-height age +
                13.3      4.4       2.1       1.0        0.5    0.1




                                                    Page 1
                                                    A-Site

Trembling Aspen Site Index Model
Site index by breast-height age and height

   Age step: 5
 Height step: 5

      B.H. Age                                   Top Height (m)
        (years)         5         10        15          20        25       30         35         40
              5      27.0       49.0      65.6        79.4      91.4    102.1      112.0      121.1
            10       15.9       30.5      42.4        52.7      62.0     70.3       78.1      720.9
            15       11.7       23.0      32.7        41.3      49.2     56.5       63.4      316.0
            20        9.4       18.8      27.1        34.7      41.7     48.4       54.7      185.1
            25        8.0       16.1      23.4        30.3      36.8     42.9       48.8      124.9
            30        7.1       14.2      20.8        27.1      33.2     39.0       44.6       91.6
            35        6.3       12.7      18.8        24.7      30.4     35.9       41.4       70.9
            40        5.8       11.6      17.3        22.8      28.2     33.6       38.8       57.1
            45        5.4       10.7      16.0        21.3      26.5     31.6       36.7       47.3
            50        5.0       10.0      15.0        20.0      25.0     30.0       35.0       40.0
            55        4.7        9.4      14.1        18.9      23.8     28.6       33.6       34.5
            60        4.5        8.9      13.4        18.0      22.7     27.5       32.3       30.1
            65        4.2        8.4      12.7        17.2      21.8     26.5       31.3       26.6
            70        4.1        8.0      12.2        16.5      21.0     25.6       30.3       23.8
            75        3.9        7.7      11.7        15.9      20.3     24.8       29.5       21.4
            80        3.7        7.4      11.2        15.3      19.6     24.1       28.8       19.4
            85        3.6        7.1      10.8        14.8      19.1     23.5       28.2       17.7
            90        3.5        6.8      10.5        14.4      18.6     23.0       27.6       16.3
            95        3.4        6.6      10.1        14.0      18.1     22.5       27.1       15.0
           100        3.3        6.4       9.9        13.6      17.7     22.1       26.7       13.9

Warning! Excel (but not LibreOffice/OpenOffice) may generate erroneous values at the bottom-right
              of the table. Those values can be seen changing when pressing F9.




                                                   Page 2
                                                 A-Age

Trembling Aspen Site Index Model
Breast-height age by site index and height

Height step: 4
  Site step: 5

       Height                       Site Index
          (m)        10        15          20     25    30    35
            4      13.3       7.8         5.4    4.1   3.3   2.7
            8      36.1      20.4       13.7    10.0   7.8   6.3
           12      66.3      35.7       23.3    16.8  12.8  10.2
           16     110.6      55.5       35.1    24.7  18.6  14.6
           20     196.7      83.3       50.0    34.3  25.4  19.7
           24   #NUM!       130.8       70.5    46.4  33.5  25.6
           28   #NUM!       450.9      103.6    62.8  43.7  32.7
           32   #NUM!     #NUM!        198.1    88.3  57.4  41.5
           36   #NUM!     #NUM!      #NUM!     149.7  78.3  53.3
           40   #NUM!     #NUM!      #NUM! #NUM!     124.3  71.1
           44   #NUM!     #NUM!      #NUM! #NUM! #NUM!     108.0
           48   #NUM!     #NUM!      #NUM! #NUM! #NUM! #NUM!
           52   #NUM!     #NUM!      #NUM! #NUM! #NUM! #NUM!


Total age (suckers) = breast-height age +
                    4.4      2.1      1.0      0.5        0.1   -0.2




                                                 Page 3

				
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