The productivity and cost of harvesting whole trees from early thinnings with a felling head designed for continuous cutting and accumulation

J Laitila, K Väätäinen - International Journal of Forest Engineering, 2023‏ - Taylor & Francis
The main problem with the utilization of untended stands for energy use is that small-
diameter trees are expensive to harvest, and the value of the harvest fails to exceed the …

Tensile force monitoring on large winch-assist forwarders operating in British Columbia

O Mologni, P Dyson, D Amishev, AR Proto… - Croatian Journal of …, 2018‏ - hrcak.srce.hr
Sažetak The forest industry around the world is facing common challenges in accessing
wood fiber on steep terrain. Fully mechanized harvesting systems based on specialized …

Time expenditure in computer aided time studies implemented for highly mechanized forest equipment

EC Mușat, AI Apăfăian, G Ignea, VD Ciobanu… - Annals of Forest …, 2016‏ - afrjournal.org
Time studies represent important tools that are used in forest operations research to produce
empirical models or to comparatively assess the performance of two or more operational …

[HTML][HTML] Effect of multi-tree handling and tree-size on harvester performance in small-diameter hardwood thinnings

G Erber, F Holzleitner, M Kastner, K Stampfer - Silva Fennica, 2015‏ - silvafennica.fi
Early thinnings are laborious and costly. Thus forest companies are searching for cost and
time efficient ways to carry out this task. The study's purpose was to determine the …

Profitability of short-rotation biomass production on downy birch stands on cut-away peatlands in northern Finland

P Jylhä, J Hytönen, A Ahtikoski - Biomass and Bioenergy, 2015‏ - Elsevier
The economic feasibility of short-rotation energy biomass production was evaluated from
measurements on six naturally afforested 15–26-year-old downy birch-dominated (Betula …

[PDF][PDF] Productivity of multi-tree cutting in thinnings and clear cuttings of young downy birch (Betula pubescens) dominated stands in the integrated harvesting of …

J Laitila, P Niemistö, K Väätäinen - Baltic Forestry, 2016‏ - balticforestry.lammc.lt
The purpose of this study was to determine the productivity of multi-tree cutting of pulpwood
and energy wood in thinnings and clear cuttings of young downy birch (Betula pubescens) …

Distribution, characteristics and potential of biomass-dense thinning forests in Sweden

R Fernandez-Lacruz, F Di Fulvio, D Athanassiadis… - Silva Fennica, 2015‏ - pure.iiasa.ac.at
Understanding the characteristics of unutilized biomass resources, such as small-diameter
trees from biomass-dense thinning forests (BDTF)(non-commercially-thinned forests), can …

Productivity and profitability of harvesting overgrown roadside verges–a Swedish case study

R Fernandez-Lacruz, M Edlund… - … Journal of Forest …, 2021‏ - Taylor & Francis
Despite the large biomass potential, current management practices for roadside verges
(ditch backslopes, foreslopes and bottoms, possible parking lots and other lateral land) …

Productivity of harvesting dense birch stands for bioenergy

P Jylhä, D Bergström - Biomass and bioenergy, 2016‏ - Elsevier
Marginal lands could be utilized for increasing energy biomass production independent of
industrial roundwood procurement. Dedicated energy biomass production systems on such …