Piiroinen, Marja-Leena

M.Sc., Researcher

[  Suomeksi  |  Publications at Metla  |  Metla Homepage  ]

Expertise

• growth research and models
• databases and application development

Research Projects

Former

• Ditch network maintenance -need and technology
  
• Ecologically and economically sustainable forestry on peatlands
  
• Effects of ditch network maintenance on the development of peatland stands
  
• Influences of decreasing forest resource utilization and forest improvement in Ostrobothnia
  
• Maintainance of sustainable nutrient status in peatland stands
  
• Models for simulation and decision support based on ecological processes in forest regeneration
  
• Nutrient amounts and nutrient dynamics in drained peatland
  
• Nutrient status and effects of fertilisation in tree stands growing on drained mires
  
• Peat nutrient regime and sustainable wood production on peatlands
  
• Permanent growth and yield sample plots - assesments and data management
  
• Regeneration of birch (Betula pubescens Ehrh.) stands in drained peatlands of Ostrobothnia
  
• The effect of treatments of thinning stands on the growth, yield and economic results
  
• The environmental impact of the afforestation on cut-away peatlands
  
• The prediction of the tree growth and quality in Betula pendula and Betula pubescens stands
  

Contacts

Keywords: application development, databases, growth, growth models