[PDF][PDF] Ground based operation effects on soil disturbance by steel tracked skidder in a steep slope of forest

B Agherkakli, A Najafi, SH Sadeghi - Journal of forest science, 2010 - agriculturejournals.cz
In this study, the effects of slope and traffic intensity on soil compaction, rutting and forest
floor removal was evaluated on a skid trail in the natural forest of north of Iran. Combination …

Soil disturbances due to machinery traffic on steep skid trail in the north mountainous forest of Iran

R Naghdi, I Bagheri, R Basiri - Journal of Forestry Research, 2010 - Springer
A study was conducted to investigate the effects of skid trail slope and traffic levels on soil
disturbances at two soil depths (0–10 and 10–20 cm). The treatments were set at four traffic …

Soil compaction and porosity changes caused during the operation of Timberjack 450C skidder in northern Iran

A Solgi, R Naghdi, PA Tsioras, M Nikooy - Croatian Journal of Forest …, 2015 - hrcak.srce.hr
Sažetak Skidding by means of heavy forestry machinery can affect soil physical properties.
We assessed the effects of ground based skidding on soil bulk density and total porosity …

Effects of tree-length timber skidding on soil compaction in the skid trail in Hyrcanian forests

M Jourgholami, B Majnounain, ME Abari - Forest Systems, 2014 - fs.revistas.csic.es
Aim of study: The study was conducted to examine impact of skidding traffic, trail slope, traffic
frequency, and soil depth on the soil bulk density. Area of study: This study was carried out …

Combined effects of skidding direction, skid trail slope and traffic frequency on soil disturbance in north mountainous forest of Iran

A Solgi, R Naghdi, PA Tsioras, U Ilstedt… - Croatian Journal of …, 2017 - hrcak.srce.hr
Sažetak Harvest traffic with heavy equipment causes damage to forest soils. Whereas
increased soil damage has been reported with increasing harvest equipment traffic and on …

Soil disturbance following four wheel rubber skidder logging on the steep trail in the north mountainous forest of Iran

A Najafi, A Solgi, SH Sadeghi - Soil and Tillage Research, 2009 - Elsevier
Reduced soil porosity, water content, forest floor mass and rutting are four common
disturbances during timber harvesting and skidding. The present study was conducted to …

[PDF][PDF] Soil compaction caused by 450C Timber Jack wheeled skidder (Shefarood forest, northern Iran)

R Naghdi, I Bagheri, M Akef, A Mahdavi - Journal of Forest …, 2007 - researchgate.net
In forest harvesting operations usually after using skidding machinery (skidders), traces of
soil damage in the form of soil compaction and wheel and logs ruts can be seen in the forest …

Soil disturbance caused by different skidding methods in mountainous forests of Northern Iran

R Naghdi, A Solgi, EK Zenner - International Journal of Forest …, 2015 - Taylor & Francis
Harvest traffic with heavy equipment causes damage to forest soils. Whereas increased soil
damage has been reported with increasing harvest equipment traffic and on increasing …

Soil disturbance caused by ground-based skidding at different soil moisture conditions in Northern Iran

R Naghdi, A Solgi, EK Zenner, PA Tsioras… - International Journal of …, 2016 - Taylor & Francis
Skidding operations induce considerable and wide spread soil disturbance. It is unclear how
much additional damage is caused by increased soil moisture content at the time of …

[PDF][PDF] Rutting and soil displacement caused by 450C Timber Jack wheeled skidder (Asalem forest northern Iran)

R Naghdi, I Bagheri, M Lotfalian, B Setodeh - Journal of forest …, 2009 - academia.edu
he use of skidding machinery in logging operations causes destructive effects especially on
soil but has many advantages such as extracting long and heavy logs, optimum use of …