Willow from coppice

Salcie din lăstar

Available columns:

  • id The unique identifier of the yield table.
  • yield_class The yield class.
  • age The age in years.
  • average_height The average height in m.
  • dbh The diameter at breast height in cm.
  • trees_per_ha The number of trees per hectare.
  • basal_area The basal area in m2.
  • volume_per_ha The volume per hectare in vfm.
  • current_annual_increment The current annual increment in volume per hectare vfm.
  • mean_annual_increment The mean annual increment in volume per hectare vfm.

Growth curves:

Data:

Yield class: 27.1

id yield_class age average_height dbh trees_per_ha basal_area volume_per_ha current_annual_increment mean_annual_increment
162 27.1 4 7.0 8.8 16.8 45.0 32.8 12.3
162 27.1 6 11.6 12.7 2092.0 26.5 114.0 39.5 21.9
162 27.1 8 14.6 15.5 1689.0 32.1 173.0 35.0 25.9
162 27.1 10 16.7 17.9 1424.0 35.7 217.0 29.4 27.1
162 27.1 12 18.2 19.8 1239.0 38.2 250.0 24.7 27.1
162 27.1 14 19.4 21.5 1104.0 40.1 275.0 21.1 26.5
162 27.1 16 20.2 23.0 1002.0 41.6 295.0 18.2 25.6
162 27.1 18 20.9 24.3 922.0 42.8 312.0 16.0 24.6
162 27.1 20 21.5 25.5 856.0 43.8 325.0 14.1 23.7
162 27.1 22 22.0 26.6 804.0 44.6 336.0 12.6 22.7
162 27.1 24 22.4 27.6 760.0 45.4 345.0 11.4 21.8
162 27.1 26 22.8 28.5 721.0 46.0 353.0 10.3 21.0
162 27.1 28 23.1 29.3 690.0 46.6 360.0 9.4 20.2
162 27.1 30 23.3 30.1 662.0 47.1 366.0 8.7 19.4
162 27.1 32 23.6 30.8 636.0 47.6 371.0 8.0 18.7
162 27.1 34 23.8 31.5 615.0 48.0 375.0 7.4 18.1

Yield class: 21.9

id yield_class age average_height dbh trees_per_ha basal_area volume_per_ha current_annual_increment mean_annual_increment
162 21.9 4 5.9 6.8 12.6 31.0 24.6 8.4
162 21.9 6 9.9 10.4 2609.0 22.2 85.0 32.0 16.4
162 21.9 8 12.5 13.1 2082.0 28.3 133.0 29.4 20.2
162 21.9 10 14.4 15.4 1743.0 32.3 172.0 25.2 21.6
162 21.9 12 15.7 17.2 1513.0 35.3 201.0 21.4 21.9
162 21.9 14 16.7 18.8 1346.0 37.5 224.0 18.3 21.5
162 21.9 16 17.5 20.2 1221.0 39.2 243.0 15.8 21.0
162 21.9 18 18.2 21.5 1124.0 40.7 257.0 13.8 20.3
162 21.9 20 18.7 22.6 1045.0 41.8 269.0 12.2 19.5
162 21.9 22 19.1 23.6 982.0 42.8 279.0 10.9 18.8
162 21.9 24 19.5 24.5 929.0 43.7 288.0 9.7 18.1
162 21.9 26 19.8 25.3 884.0 44.4 296.0 8.8 17.4
162 21.9 28 20.1 26.0 846.0 45.0 302.0 8.0 16.8
162 21.9 30 20.3 26.7 813.0 45.6 307.0 7.3 16.2
162 21.9 32 20.5 27.4 784.0 46.1 312.0 6.7 15.6
162 21.9 34 20.7 28.0 758.0 46.6 316.0 6.2 15.0

Yield class: 16.8

id yield_class age average_height dbh trees_per_ha basal_area volume_per_ha current_annual_increment mean_annual_increment
162 16.8 6 8.1 8.1 17.3 58.0 24.4 11.4
162 16.8 8 10.5 10.7 2629.0 23.6 96.0 23.6 14.8
162 16.8 10 12.1 12.8 2175.0 28.0 128.0 20.7 16.3
162 16.8 12 13.3 14.6 1875.0 31.3 153.0 17.7 16.8
162 16.8 14 14.1 16.1 1663.0 33.8 172.0 15.2 16.7
162 16.8 16 14.8 17.4 1506.0 35.8 189.0 13.1 16.4
162 16.8 18 15.4 18.5 1385.0 37.4 202.0 11.5 15.9
162 16.8 20 15.8 19.5 1290.0 38.7 212.0 10.1 15.4
162 16.8 22 16.2 20.4 1213.0 39.8 221.0 8.9 14.8
162 16.8 24 16.5 21.2 1148.0 40.7 229.0 8.0 14.3
162 16.8 26 16.8 22.0 1094.0 41.5 235.0 7.2 13.8
162 16.8 28 17.0 22.6 1049.0 42.2 241.0 6.5 13.3
162 16.8 30 17.2 23.2 1010.0 42.9 245.0 5.9 12.8
162 16.8 32 17.4 23.8 976.0 43.4 250.0 5.4 12.4
162 16.8 34 17.6 24.3 945.0 43.9 253.0 5.0 11.9

Yield class: 12

id yield_class age average_height dbh trees_per_ha basal_area volume_per_ha current_annual_increment mean_annual_increment
162 12 6 6.5 5.8 12.0 35.0 17.1 7.1
162 12 8 8.4 8.2 18.1 62.0 17.7 9.9
162 12 10 9.8 10.2 2781.0 22.7 87.0 16.0 11.3
162 12 12 10.8 11.9 2369.0 26.2 107.0 13.9 11.9
162 12 14 11.5 13.3 2087.0 28.9 122.0 11.9 12.0
162 12 16 12.1 14.5 1883.0 31.0 136.0 10.3 11.9
162 12 18 12.6 15.5 1729.0 32.7 147.0 9.0 11.7
162 12 20 13.0 16.4 1610.0 34.1 155.0 7.8 11.3
162 12 22 13.3 17.2 1514.0 35.3 163.0 6.9 11.0
162 12 24 13.6 17.9 1436.0 36.3 168.0 6.1 10.6
162 12 26 13.8 18.6 1371.0 37.2 174.0 5.5 10.2
162 12 28 14.0 19.2 1316.0 37.9 178.0 4.9 9.9
162 12 30 14.2 19.7 1268.0 38.6 183.0 4.5 9.5
162 12 32 14.3 20.1 1227.0 39.1 186.0 4.1 9.2
162 12 34 14.5 20.6 1191.0 39.6 189.0 3.7 8.9

Yield class: 7.7

id yield_class age average_height dbh trees_per_ha basal_area volume_per_ha current_annual_increment mean_annual_increment
162 7.7 8 6.3 5.7 12.1 34.0 11.8 5.6
162 7.7 10 7.5 7.6 16.5 51.0 11.1 6.9
162 7.7 12 8.3 9.1 20.0 65.0 9.9 7.5
162 7.7 14 8.9 10.4 2670.0 22.7 77.0 8.6 7.7
162 7.7 16 9.4 11.5 2394.0 24.8 87.0 7.4 7.7
162 7.7 18 9.8 12.4 2191.0 26.6 94.0 6.4 7.6
162 7.7 20 10.1 13.2 2036.0 28.0 102.0 5.6 7.5
162 7.7 22 10.4 13.9 1915.0 29.2 107.0 4.9 7.3
162 7.7 24 10.6 14.5 1817.0 30.2 112.0 4.3 7.0
162 7.7 26 10.8 15.1 1736.0 31.1 116.0 3.8 6.8
162 7.7 28 11.0 15.6 1668.0 31.8 119.0 3.4 6.6
162 7.7 30 11.1 16.0 1611.0 32.4 123.0 3.1 6.4
162 7.7 32 11.3 16.4 1562.0 33.0 125.0 2.8 6.1
162 7.7 34 11.4 16.8 1519.0 33.5 127.0 2.5 5.9