Essays about: "strip roads"

Showing result 16 - 20 of 25 essays containing the words strip roads.

  1. 16. Skogsbränsledrivare i klen förstagallring med contorta

    University essay from SLU/Dept. of Forest Resource Management

    Author : Patrik Johansson; [2010]
    Keywords : Drivare; kombinerad skördare-skotare; skogsbränsle; contorta; helträdsuttag;

    Abstract : The aim for the study was to examine a harwarder´s (combined harvester-forwarder) productivity when harvesting forest fuel in first thinning stands that contains Lodgepole pine and calculate the economy of the harvesting work and estimate the quality of the thinning . The field study area where located near Arvån, about 15 kilometres south –east from the city of Lycksele. READ MORE

  3. 17. Lodgepole pine - stability after thinning

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Merle Hämäläinen ; [2010]
    Keywords : lodgepole pine; quality; stability; thinning;

    Abstract : SCA has today almost 300 000 hectares of their forest land planted with lodgepole pine(Pinus contorta var. latifolia). Due to initial extensive planting in the 1970ies the area oflodgepole pine forests in the thinning age has grown rapidly from the end of the 1990ies. READ MORE

  4. 18. Analys av linjetaxering i samband med gallringsinventering med avseende på kvalitet, tillförlitlighet och framtida utformning

    University essay from SLU/School for Forest Management

    Author : Felix Lindström; Aron Olbers; [2009]
    Keywords : Södra; Gallringsinventering; Linjetaxering;

    Abstract : Modern forest owners are very familiar with forest management and forest economics. Therefore they have high demands for quality in forest operations. Guarantee of quality in the shape of self-checking activities is an important tool to guarantee a well managed forestry operation. READ MORE

  5. 19. Produktivitet och kvalitet vid stickvägs- respektive beståndsgående förstagallring

    University essay from SLU/Dept. of Forest Resource Management

    Author : Andreas Dahlin; [2008]
    Keywords : tidsstudie; skördare; skotare; ekonomi; gallringsskador; stickvägsareal;

    Abstract : Nowadays the majority of the thinnings made in Swedish forests are done by machines, harvesters and forwarders. The most common model in thinning with a harvester is strip-road operated thinning and stand-operated thinning with one intermediate passage between the strip-roads. READ MORE

  6. 20. Damages to residual stand in commercial thinnings

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Michal Bobik; [2008]
    Keywords : damages; residual stand; thinnings;

    Abstract : Recently more and more attention is paid to the quality of thinning operations and not only thinning efficiency. In order to produce a valuable final crop at the end of the rotation period injuries to the residual stand should be avoided. READ MORE