Search Results - "Sievaenen, R"

Predicting the decomposition of Scots pine, Norway spruce, and birch stems in Finland by Mäkinen, Harri, Hynynen, Jari, Siitonen, Juha, Sievänen, Risto

“…Models were developed for predicting the decomposition of dead wood for the main tree species in Finland, based on data collected from long-term thinning…”
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Predicting the activity of Heterobasidion parviporum on Norway spruce in warming climate from its respiration rate at different temperatures by Müller, M. M., Sievänen, R., Beuker, E., Meesenburg, H., Kuuskeri, J., Hamberg, L., Korhonen, K.

“…Summary We studied the effect of climate warming on Heterobasidion root rot in boreal forests by measuring respiration activity of pure cultures of…”
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Comparison of a physiological model and a statistical model for prediction of growth and yield in boreal forests by Matala, J., Hynynen, J., Miina, J., Ojansuu, R., Peltola, H., Sievänen, R., Väisänen, H., Kellomäki, S.

“…The structural and functional properties of a physiological model (FinnFor) and a statistical model (Motti), developed independently, were analysed in order to…”
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Potential litterfall of Scots pine branches in southern Finland by Lehtonen, Aleksi, Sievänen, Risto, Mäkelä, Annikki, Mäkipää, Raisa, Korhonen, Kari T., Hokkanen, Tatu

“…Litter input drives dynamic soil models that are used to understand the flows and stocks of soil carbon. In estimation of above-ground litterfall, much of the…”
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LIGNUM: a model combining the structure and the functioning of trees by Perttunen, J, Sievänen, R, Nikinmaa, E

“…The model LIGNUM treats a tree as a collection of a large number of simple units that correspond to the organs of a tree. The model describes the…”
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Introducing effects of temperature and CO sub(2) elevation on tree growth into a statistical growth and yield model by Matala, J, Ojansuu, R, Peltola, H, Sievaenen, R, Kellomaeki, S

“…Impacts of elevated temperature and CO sub(2) on tree growth were introduced into a statistical growth and yield model for Finnish conditions based on…”
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Effects of age and site quality on the distribution of biomass in Scots pine (Pinus sylvestris L.) by Vanninen, P, Ylitalo, H, Sievaenen, R, Maekelae, A. (Helsinki Univ. (Finland). Dept. of Forest Ecology)

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Application of the Functional-Structural Tree Model LIGNUM to Sugar Maple Saplings (Acer saccharum Marsh) Growing in Forest Gaps by Perttunen, Jari, Nikinmaa, Eero, Lechowicz, Martin J., Sievänen, Risto, Messier, Christian

“…LIGNUM is a functional-structural model that represents a tree using four modelling units which closely resemble the real structure of trees: tree segments,…”
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Effects of age and site quality on the distribution of biomass in Scots pine (Pinus sylvestris L.). [English by Vanninen P, Ylitalo H, Sievaenen R, Maekelae A

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