Piirainen, Sirpa

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

[  Suomeksi  |  Publications at Metla  |  Metla Homepage  ]

Expertise

• soil chemistry
• environmental impact of forestry
• ash fertilization
• laboratory services

Research Projects

Current

• Forests and Water- transfer of knowledge and expertise
  
• Impacts of terrestrial organic matter loading on lake food webs and human health Challenges for environmental regulation- TERLA
  

Former

• Effect of final cutting on the water, carbon and nutrient stores and fluxes in boreal forest
  
• Effect of forest regeneration on site and environmental factors
  
• Effects of forestry on Water courses
  
• Environmental Impacts of Wood Ash and its Heavy Metals
  
• Fluxes of elements in boreal forest ecosystem after forest managements
  
• Foremms
  
• Foremms II - demonstration
  
• Hydrological nutrient losses and methods of water quality protection on peatlands drained for forestry purposes
  
• Maintenance of nutrient status on mineral soils
  
• Organic Matter Dynamics in a boreal forest and the effect of forest-management
  
• Prediction and mitigation of nutrient and sediment load from forested catchments: Development of FEMMA-computation tool
  
• The risk of leaching from ash fertlized peatlands
  

Contacts

Keywords: ash fertilization, forestry, soil chemistry