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2. Logging - Wikipedia

   en.wikipedia.org/wiki/Logging

   Logging is the beginning of a supply chain that provides raw material for many products societies worldwide use for housing, construction, energy, and consumer paper products. Logging systems are also used to manage forests, reduce the risk of wildfires, and restore ecosystem functions, [2] though their efficiency for these purposes has been ...

3. Timberjack - Wikipedia

   en.wikipedia.org/wiki/Timberjack

   As of June, 2006, at the forestry fair "Florence Wood", the Timberjack product line was discontinued, and John Deere, its parent company, became the largest single brand of forestry equipment. Its global market share for both cut-to-length and full tree equipment was very strong shortly after the acquisition. [citation needed]

4. Heli-logging - Wikipedia

   en.wikipedia.org/wiki/Heli-logging

   Tandem-rotor helicopter lifting a log Helicopter pruning. Heli-logging, or helicopter logging, is a method of logging that uses helicopters to remove cut trees from forests by lifting them on cables attached to a helicopter. [1] Helicopter logging is often used in inaccessible areas of forests. Because the use of helicopters reduces the level ...

5. Yarder - Wikipedia

   en.wikipedia.org/wiki/Yarder

   A yarder is piece of logging equipment that uses a system of cables to pull or fly logs from the stump to a collection point. [1] It generally consists of an engine, drums, and spar, but has a range of configurations and variations, such as the swing yarder. Clyde Skidder at Marathon Logging Camp near Newton, MS ~1921 Madill 124 Yarder. An ...

6. Swing yarder - Wikipedia

   en.wikipedia.org/wiki/Swing_yarder

   A swing yarder is a mobile piece of heavy duty forestry equipment used for pulling logs from the woods to a logging road with cables. The swing yarder is also known as a grapple yarder. In any logging operation, it is necessary to transport the harvested tree from the stump to a landing for transport to market (usually on a truck). If the ...

7. Cut-to-length logging - Wikipedia

   en.wikipedia.org/wiki/Cut-to-length_logging

   Cut-to-length logging (CTL) is a mechanized harvesting system in which trees are delimbed and cut to length directly at the stump. [1] CTL is typically a two-man, two-machine operation with a harvester felling, delimbing, and bucking trees and a forwarder transporting the logs from the felling to a landing area close to a road accessible by ...