Tamminen, Pekka

D.Sc. (Agr. & For.), Senior Researcher

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Expertise

• soil carbon stores
• forest soil fertility
• growth disorders
• soil chemistry
• ecological consequences of slash harvesting
• soil classification

Research Projects

Current

• Ash and nitrogen fertilization as a compensatory measure in the connection of slash/whole-tree harvest
  
• Biology and control of Heterobasidion spp.
  
• Nutrient balances on forested mineral soils
  
• The ecological constraints of sustaineable use of forest bioenergy and the feasibility of the present sustaineability criteria used in forestry
  
• The effect of soil preparation and fertilisation on forest soil and tree stand
  

Former

• BioSoil, Soil, Level I, Part I
  
• BioSoil, Soil, Level I, Part II
  
• Bioenergy from logging residues - effects on soil and tree stand
  
• Classification of forest sites
  
• Climate change induced drought effects on forest growth and vulnerability (Climforisk)
  
• Fertility and acidification of forest soils
  
• Fertility and management of forest soils
  
• Fire and its use in boreal forest ecosystems
  
• Forest vitality
  
• Growth disturbance in spruce forests on burn-beaten area
  
• Long-term monitoring of forest ecosystems
  
• Multidimensional description of forest site
  
• Nutrient dynamics and management of forested mineral soils
  
• Pools and fluxes of carbon in Finnish forests and their economic and social implications - stage 1
  
• Pools and fluxes of carbon on mineral soils and peatlands
  
• Recovery of logging residue for energy as part of forest management
  
• Research and development of forest inventory methods
  
• Testing validity of Yasso07 soil carbon model with empirical data
  
• Wood for energy -a contribution to the development of sustainable forest management
  

Contacts

Keywords: bioenergy, forest soil, growth disorder, mineral soil, soil chemistry, soil classification, soil fertility