Search Results - "Kangur, Ahto"

Validation of saw log and technological wood assortment recovery and reduction predictions based on cut-to-length harvester data by Padari, Allar, Kangur, Ahto

“…In this study, assortment yields were studied for Scots pine, Norway spruce, birch spp. (silver and downy birch), European aspen, black alder, and grey alder…”
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Natural stand structures, disturbance regimes and successional dynamics in the Eurasian boreal forests: a review with special reference to Russian studies by Shorohova, Ekaterina, Kuuluvainen, Timo, Kangur, Ahto, Jõgiste, Kalev

“…• This review summarizes early stand-scale studies of pristine forest structures, disturbance regimes and successional patterns carried out in boreal Eurasia…”
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The model of stand basal area gross growth on the data of the Estonian Network of Forest Research Plots by Padari, Allar, Kiviste, Andres, Laarmann, Diana, Kangur, Ahto

“…The stand level gross volume increment models are used to estimate the future production of tree stands. Very often, the stand growth and yield in the models…”
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Effect of growth conditions on wood properties of Scots pine (Pinus sylvestris L.) by Kask, Regino, Pikk, Jaak, Kangur, Ahto

“…The study material of Scots pine sample trees originated from five different forest site types ( natural raised bog and drained raised bog) in Estonia…”
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Genetic Parameters of Diameter Growth Dynamics in Norway Spruce Clones by Pauls Zeltiņš, Ahto Kangur, Juris Katrevičs, Āris Jansons

“…The breeding of Norway spruce in northern Europe has substantially contributed to the production of high-quality wood. The vegetative propagation of robust…”
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Development of a footprint description tool utilizing SMEAR Estonia eddy-covariance data and footprint modelling in combination with remote sensed forest species and land cover data by Kollo, Joonas, Padari, Allar, Krasnova, Alisa, Kangur, Ahto, Noe, Steffen M.

“…Understanding how forest ecosystems respond to environmental factors, particularly in the context of global climate change, is essential for devising effective…”
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Harvendusraietel toimunud metsaõigusnormide rikkumise juhtumite hindamine by Korjus, Henn, Mets, Mihkel, Kangur, Ahto

“…Three cases of violation of forest management regulations in Estonia in 2004, 2005 and 2007 are presented in the study where the required lower limit of basal…”
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Direct and Carry-Over Effects of Temperature Drive Height Increment of Scots Pine in the North-Eastern Baltic Sea Region by Roberts Matisons, Sandra Metslaid, Maris Hordo, Regino Kask, Ahto Kangur, Hannu Salminen, Āris Jansons

“…In the eastern Baltic region, the abundance of Scots pine (Pinus sylvestris L.) has been predicted to shift due to changes in height growth and…”
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Investigation and modelling of the electrical charging effect in birch wood above the fibre saturation point (FSP) by Tamme, Valdek, Jänes, Alar, Romann, Tavo, Tamme, Hannes, Muiste, Peeter, Kangur, Ahto

“…Wood moisture content (MC) has a significant impact on all electrical properties of wood. Regarding the development of the (so-called polarization-type) wood…”
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Modelling approaches for mixed forests dynamics prognosis. Research gaps and opportunities by Bravo, Felipe, Fabrika, Marek, Ammer, Christian, Barreiro, Susana, Bielak, Kamil, Coll, Lluis, Fonseca, Teresa, Kangur, Ahto, Löf, Magnus, Merganičová, Katarina, Pach, Maciej, Pretzsch, Hans, Stojanović, Dejan, Schuler, Laura, Peric, Sanja, Rötzer, Thomas, Del Río, Miren, Dodan, Martina, Bravo-Oviedo, Andrés

“…Aim of study: Modelling of forest growth and dynamics has focused mainly on pure stands. Mixed-forest management lacks systematic procedures to forecast the…”
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Facilitating long-term 3D sonic anemometer measurements in hemiboreal forest ecosystems by Noe, Steffen M., Krasnova, Alisa, Krasnov, Dmitrii, Peter, H., Cordey, E., Kangur, Ahto

“…Estimations of forests’ carbon sequestration capacity relies on proper assessment of the eddy covariance measurement mast’s footprint. Harsh winter…”
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Assessment of load and quality of logging residues from clear-felling areas in Järvselja: a case study from Southeast Estonia by Kurvits, Vahur, Ots, Katri, Kangur, Ahto, Korjus, Henn, Muiste, Peeter

“…The properties of biomass-based fuel and combustion tests showed that logging residues are promising renewable energy sources. The data used in this study were…”
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A narrative of virtual and augmented reality in the forest sector by Peedosaar, Laura, Põldveer, Eneli, Kollo, Joonas, Kangur, Ahto

“…With the rapid development in data acquisition and presentation, there is a growing interest in virtual forests and computer visualization tools. Forest owners…”
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Natural Disturbance Dynamics Analysis for Ecosystem-Based Management—FORDISMAN by Kalev Jõgiste, Lee E. Frelich, Floortje Vodde, Ahto Kangur, Marek Metslaid, John A. Stanturf

“…Forest ecosystems are shaped by disturbances and functional features of vegetation recovery after disturbances. There is considerable variation in basic…”
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The Possibility of Using the Chapman–Richards and Näslund Functions to Model Height–Diameter Relationships in Hemiboreal Old-Growth Forest in Estonia by Kristi Nigul, Allar Padari, Andres Kiviste, Steffen M. Noe, Henn Korjus, Diana Laarmann, Lee E. Frelich, Kalev Jõgiste, John A. Stanturf, Teele Paluots, Eneli Põldveer, Vivika Kängsepp, Harli Jürgenson, Marek Metslaid, Ahto Kangur

“…In light of the difficulties in stand volume estimation of natural forests, we analyzed height–diameter relationships and derived a set of height estimation…”
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Dataset on stand structural indices and forest ecosystem naturalness in hemiboreal forests by Korjus, Henn, Kiviste, Andres, Kangur, Ahto, Paluots, Teele, Laarmann, Diana, Põldveer, Eneli

“…The data paper refers to the research article “Assessment of spatial stand structure of hemiboreal conifer dominated forests according to different levels of…”
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Composition of live, dead and downed trees in Järvselja old-growth forest by Kangur, Ahto, Nigul, Kristi, Padari, Allar, Kiviste, Andres, Korjus, Henn, Laarmann, Diana, Põldveer, Eneli, Mitt, Risto, Frelich, Lee E., Jõgiste, Kalev, Stanturf, John A., Paluots, Teele, Kängsepp, Vivika, Jürgenson, Harli, Noe, Steffen M., Sims, Allan, Metslaid, Marek

“…The study area is in the Järvselja Training and Experimental Forest Centre, Estonia. The conservation of Järvselja old-growth forest started in 1924 when the…”
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Assessment of Western taiga habitat in Lahemaa National Park, Estonia by Paluots, Teele, Franklin, Jerry F., Maamets, Lembit, Laarmann, Diana, Kangur, Ahto, Korjus, Henn

“…Diverse structural elements play an important role in sustaining biodiversity in old-growth forests. Therefore, it is important to have thorough knowledge…”
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Tree height distribution dynamics in young naturally regenerated study plots by Kängsepp, Vivika, Kangur, Ahto, Kiviste, Andres

“…Growth assessment of young stands gives the possibility of assessing forest site potential, tree species-dependent competition and developing realistic…”
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Why do we need a research and demonstration area of forest management planning at Järvselja? by Korjus, Henn, Põllumäe, Priit, Kangur, Ahto

“…Changes in the society have created a need for a systematic approach in forestry combining forest management, timber harvest analysis, research and…”
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