Variation in fine root biomass of three European tree species: Beech (Fagus sylvaticaL.), Norway spruce (Picea abiesL. Karst.), and Scots pine (Pinus sylvestrisL.)

Variation in fine root biomass of three European tree species: Beech (Fagus sylvaticaL.), Norway spruce (Picea abiesL. Karst.), and Scots pine (Pinus sylvestrisL.)