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Effects of rubber-tired skidder and farm tractor on physical properties of soil in plantation areas in the north of Iran
aspen skid trail skidding machine soil disturbance timber skidding
2015/9/15
Physical properties of soil can be affected by machines that are used for skidding which have the potential to impact soil sustainability and forest productivity. The present study evaluated the effec...
Productivity and cost of farm tractor skidding
skidding operation continuous time study regression model forest system efficiency Iranian forest
2015/4/14
In this study, productivity rate and operation cost of farm tractor were evaluated in a mountainous natural forest. Data for the study came from a detailed time study in the Research and Educational F...
Morphological Analysis of Forest Tractor Assemblies
tractor assembly morphological analysis timber forwarding ecological suitability thinnings
2009/2/7
The results of this paper present the morphological analysis of nine different types of tractor assemblies used in forestry practice in timber forwarding from thinning operations of lowland forests....
