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Evaluation of two harvesting systems for the supply of wood-chips in Norway spruce forests affected by bark beetles
biomass wood-chips Picea abies bark beetle
2009/2/7
For sanitary reasons, spruce trees affected by bark beetles (Ips typographus L.) should be re¬moved out of the stand as soon as possible, to avoid the propagation of the beetles to healthy trees. ...
Probability of Occurrence of Soil Disturbances during Timber Harvesting
timber harvesting soil disturbance probability modeling
2009/2/7
This paper deals with the probability of occurrence of soil disturbance during timber harvesting operations. Studies were carried out in southern Poland in 26 stands differing in terrain, skidding m...
Modelling Stand Damages and Comparison of Two Harvesting Methods
stand damage harvesting technology motor-manual cut-to-length
2009/2/7
This paper deals with the problem of tree damage in a remaining stand. Two models were
used for assessment of stand damage over the entire production period. Damage accumulates
on the trees and in...
An Investigation of Winter Harvesting on Steep Terrain in Forestry
Black Sea Region Winter Harvesting Quality and Quantity Losses
2009/1/14
Forest productions are very difficult, expensive and time consuming. In the Black Sea Region, forests cover generally high and steep slopes of mountainous areas. Therefore, the problems of forestry pr...