Doctoral theses

ANNUAL REPORT 2005

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Nine doctoral theses were prepared for dissertation at Metla during 2005. Some of them were published in Dissertationes Forestales, electronic annals of forest science. The publications can be retrieved from: www.metla.fi/dissertationes

• Spruce container seedlings can be planted as late as in July (Pekka Helenius)


• Climate change has on impact on conifer needles and growth (Eeva Luomala)


• Improved cost-efficiency of seedling production through centralized bigger nurseries (Juho Rantala)


• Applicability of tree-level biomass models for forestry modelling and analyses
  (Leena Kärkkäinen)


• Response of Scots pine to a long-term exposure to copper and nickel
  (Tiina Maileena Nieminen)


• The effects of drought stress and enhanced UV-B radiation on the growth and secondary chemistry of boreal conifer and willow seedlings (Satu Turtola)


• Forests in Finland have been a carbon sink since the 1970s (Aleksi Lehtonen)


• Herbivory among competing seedlings: effects on silver birch populations
  (Kaarina Prittinen)


• Afforested arable lands are often fertile but too compact for tree growth (Antti Wall)