Results 71 to 80 of about 566 (162)

Productivity of TIMBERJACK 240A and LKT 81T Skidders at Selective Cutting and Longer Distances

South-East European Forestry
The extraction of wood from forests is a difficult, risky, expensive, and time-consuming operation, especially in mountainous areas and selective forests.
Dane Marčeta, Senaid Handžić, Mladen Đukić, Vladimir Petković   +3 more
doaj   +1 more source

Soil Compaction and Porosity Changes Caused During the Operation of Timberjack 450C Skidder in Northern Iran

Croatian Journal of Forest Engineering, 2015
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 under the Iranian mountainous forest conditions. Treatments included a combination
Ramin Naghdi, Petros A. Tsioras, Mehrdad Nikooy, Ahmad Solgi   +3 more
doaj  

Skidding Machines Allocation (SMA) Using Fuzzy Set Theory

Croatian Journal of Forest Engineering, 2010
Efficient allocation of resources is an essential principle in forest management. An important case in resource allocation is when the available resources are not sufficient to service all requests.
Akbar Najafi, Sattar Ezzati, Ismael Ghajar   +2 more
doaj  

Skidding of fir roundwood by Timberjack 240C from selective forests of Gorski Kotar

Croatian Journal of Forest Engineering, 2005
The aim of the research was to determine the productivity of the cable skidder Timberjack 240C equipped with double-drum winch Konrad Adler HY 16 during skidding of fir roundwood from the Croatian mountainous selective forests of fir and beech.
Anton Sabo, Tomislav Poršinsky
doaj  

Eukaryovorous Predation in Evolutionarily Significant Excavate-Like Flagellates. [PDF]

J Eukaryot Microbiol
Suzuki-Tellier S, Cass JF, Weston EJ, Wan KY, Simpson AGB, Kiørboe T.   +5 more
europepmc   +1 more source

Trajectory Tracking Control for Subsea Mining Vehicles Based on Fuzzy PID Optimised by Genetic Algorithms. [PDF]

Sensors (Basel)
Bu H, Wu M, Liu B, Yan Z.
europepmc   +1 more source

Substantiation of Average Distance of Skid Logging during Integrated Development of Forest Divisions

Bulletin of Higher Educational Institutions. Lesnoi Zhurnal (Forestry journal), 2017
K.P. Rukomoynikov, E.M. Tsarev, S.E. Anisimov   +2 more
openaire   +1 more source

Design and performance analysis of low damage anti-skid crescent drills for bone drilling. [PDF]

J Orthop Surg Res
Zhao J, Wu D, Wu X, Zhang Z, Wen Z, Liu S.   +5 more
europepmc   +1 more source

Symmetrical Triboelectric In Situ Self-Powered Sensing and Fault Diagnosis for Double-Row Tapered Roller Bearings in Wind Turbines: An Integrated and Real-Time Approach. [PDF]

Adv Sci (Weinh)
Wang S, Zhang X, Ma T, Kong Y, Gao S, Han Q.   +5 more
europepmc   +1 more source

Influence of irregular shelterwood treatments on intensity and severity after a large wildfire in lodgepole pine stands: A case study from the interior British Columbia. [PDF]

PLoS One
Liu M, Greene G, Axelson J, Coops N, Barbeito I, Roeser D.   +5 more
europepmc   +1 more source