Table 8 The volume models applied by the 21 European NFIs. VcK tree volume V according to the definition of country c and including the mentioned tree parts K, age tree age, cbh circumference at breast height, dbh diameter at breast height, dbhdom dominant dbh, dg quadratic mean diameter, d03h upper diameter in 3/10 of the height, d6 upper diameter at 6-m height, d7 upper diameter at 7-m height, elevation above sea level, forest type even-aged or uneven-aged or intermediate, h tree height, hcrown height to the crown basis, hdom dominant height, region regions within country, site quality total productivity per hectare and year, social position social rank within the stand, species tree species, tree shape classes of tree form
From: Harmonisation of stem volume estimates in European National Forest Inventories
Country—NFI | Volume model | Remark | Reference |
|---|---|---|---|
Austria | VcK = bole(wood + bark) + stem top = fcK (species, dbh, h, d03h) | Conifers | |
VcK = bole(wood + bark) + stem top = fcK (species, dbh, h, d03h, hcrown) | Broadleaves | ||
VcK = bole(wood + bark) + stem top = fcK (species, dbh, h) | |||
Belgium | VcK = bole(wood + bark) = fcK (species, cbh, h) | Dagnelie et al. (2013) | |
VcK = bole(wood + bark) = fcK (species, cbh) | |||
VcK = bole(wood + bark) = fcK (species, cbh, hdom) | |||
Czech Republic | VcK = bole(wood) + large branches = fcK (species, dbh, h, age) | Lesprojekt (1952) | |
Denmark | VcK = stump + bole(wood + bark) + stem top = fcK (species, dbh, h) | Conifers | Madsen (1985); Madsen (1987); Madsen and Heusèrr (1993); Tarp-Johansen et al. (1997) |
VcK = stump + bole(wood + bark) + stem top + large branches + small branches = fcK (species, dbh, h, dg) | Broadleaves | ||
Estonia | VcK = bole(wood + bark) + stem top = fcK (species, dbh, h) | MKJ (2009) | |
Finland | VcK = bole(wood + bark) + stem top = fcK (species, dbh, h, d6) | ||
France | VcK = stump + bole(wood + bark) = fcK (species, cbh, h) | Morneau and Hervé (2010) | |
Germany | VcK = stump + bole(wood + bark) = fcK (species, dbh, h, d7) | Conifers | Kublin (2003) |
VcK = stump + bole(wood + bark) + large branches = fcK (species, dbh, h, d7) | Broadleaves | ||
Hungary | VcK = bole(wood + bark) + large branches = fcK (species, dbh, h) | Sopp and Kolozs (2000) | |
Ireland | VcK = bole(wood + bark) = fcK (species, dbh, h) | Conifers | Riemer et al. (1995) |
VcK = bole(wood + bark) + large branches = fcK (species, dbh, h) | Broadleaves | ||
Latvia | VcK = bole(wood + bark) + stem top = fcK (species, dbh, h) | Liepa (1996) | |
Lithuania | VcK = stump + bole(wood + bark) + stem top = fcK (species, dbh, h) | Grigaliūnas and Garbinčius (1972); Kuliešis and Gudas (1989); Kuliešis and Kenstavičius (1976) | |
Norway | VcK = bole(wood + bark) + stem top = fcK (species, dbh, h) | Bauger (1995); Braastad (1966); Brantseg (1967); Vestjordet (1967) | |
Portugal | VcK = stump + bole(wood + bark) + stem top = fcK (species, dbh, h) | Acacia sp., Castanea sativa, Eucalyptus globulus, Pinus pinaster, Pinus pinea, other conifers | Carvalho (2000); Patrício (2006); Paulo and Tomé (2006); Tomé et al. (2007a, b) |
VcK = stump + bole(wood + bark) = fcK (species, dbh, h) | Other oaks, other broadleaves | ||
VcK = stump + bole(wood) + large branches = fcK (species, dbh) | Quercus suber | ||
VcK = stump + bole(wood + bark) + large branches = fcK (species, dbh) | Quercus ilex s.l. | ||
Romania | VcK = bole(wood + bark) + stem top + large branches + small branches = fcK (species, dbh, h) | Giurgiu (1974) | |
Serbia | VcK = stump + bole(wood + bark) + large branches = fcK (species, dbh, h) | ||
Slovakia | VcK = bole(bark) + large branches = fcK (species, dbh, h) | Petráš and Pajtík (1991) | |
Slovenia | VcK = bole(wood + bark) + large branches = fcK (species, dbh, forest type) | Čokl (1957) | |
Spain | VcK = bole(wood + bark) = fcK (species, dbh, h, tree shape, region) | ICONA (1990) | |
Sweden | VcK = bole(wood + bark) + stem top = fcK (species, dbh, h) | Andersson (1954); Braastad (1967); Eriksson (1973); Hagberg and Matérn (1975); Näslund and Hagberg (1950) | |
VcK = bole(wood + bark) + stem top = fcK (species, dbh, h, hcrown) | Alnus glutinosa, Picea abies, Pinus sylvestris, Larix sp. | ||
Switzerland | VcK = stump + bole(wood + bark) + stem top = fcK (species, dbh, h, d7) | Volume function | Kaufmann (2001) |
VcK = stump + bole(wood + bark) + stem top = fcK (species, dbh, dbhdom, bifurcation, social position, elevation, site quality) | Tariff function |