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Assessment of climate effects on Scots pine (Pinus sylvestris L.) growth in Estonia
(Eesti Maaülikool, 2017)The doctoral thesis focuses on the influence of long-term local weather variation on Scots pine growth on a temporal and spatial scale. Dendrochronological methods were used to determine the most influential climatic factors ... -
Distribution and population genetic analysis of the agents of invasive needle and shoot diseases of conifers in Northern Europe
(Eesti Maaülikool, 2017)Generally, invasive pathogens settle first exotic host species and later the native ones. Invasive conifer pathogens Lecanosticta acicola and Diplodia sapinea were first documented in northern Europe on exotic hosts and ... -
Growth development and ecology of midterm hybrid aspen and silver birch plantations on former agricultural lands
(Eesti Maaülikool, 2017)During the recent decades, a novel land-use system called “short-rotation plantation forestry” has steadily expanded from southern regions to northern Europe. This tendency is mainly driven by the increasing demand for ... -
Implementation of the Land Reform in Estonia: Institutional Arrangement, Speed of Implementation and Land Plot Fragmentation
(Eesti Maaülikool, 2017)The implementation of land reform has been an important task in Estonia since the regaining of independence in 1991. Land reform is implemented according to the aim stated in the Land Reform Act and is carried out by the ... -
Interaction between large pine weevil (Hylobius abietis L.), pathogenic and saprotrophic fungi and viruses
(Eesti Maaülikool, 2017)The aim of the doctoral thesis was to investigate the survival ability of pathogenic fungi Heterobasidion spp. and Diplodia sapinea and the saprotrophic fungus Phlebiopsis gigantea and viruses, after passing through the ...