Comparison of cost efficiency of mechanized fuel wood thinning systems for hardwood plantations on farmland (Articolo in rivista)

Type
Label
  • Comparison of cost efficiency of mechanized fuel wood thinning systems for hardwood plantations on farmland (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Alternative label
  • Spinelli R. , Magagnotti N. , Di Fulvio F. , Bergström D. , Danelon M. , Alberti G. (2014)
    Comparison of cost efficiency of mechanized fuel wood thinning systems for hardwood plantations on farmland
    in Croatian journal of forest engineering
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Spinelli R. , Magagnotti N. , Di Fulvio F. , Bergström D. , Danelon M. , Alberti G. (literal)
Pagina inizio
  • 111 (literal)
Pagina fine
  • 123 (literal)
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  • http://hrcak.srce.hr/index.php?show=casopis&id_casopis=91 (literal)
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  • 35 (literal)
Rivista
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  • 2 (literal)
Note
  • ISI Web of Science (WOS) (literal)
  • Scopus (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Spinelli R., Magagnotti N.: CNR IVALSA, Via Madonna del Piano 10Sesto Fiorentino, FI, Italy; Di Fulvio F. , Bergström D.: Department of Forest Biomaterials and Technology, Swedish University of Agricultural Sciences, SkogsmarksgrändUmeå, Sweden; Danelon M. , Alberti G.: Department of Agricultural and environmental Sciences, University of Udine, via delle Scienze 206Udine, Italy. (literal)
Titolo
  • Comparison of cost efficiency of mechanized fuel wood thinning systems for hardwood plantations on farmland (literal)
Abstract
  • A harwarder is a machine used for both wood harvesting and extraction. A small and a large harwarder (SH and LH) were time studied whilst thinning hardwood plantations established on agricultural land in Italy. Two treatments were studied: whole tree sections (WT) or firewood logs integrated with tree tops (IH) were harvested and forwarded to the roadside. The selective thinning yielded 45 tonnes of fresh biomass (t) per hectare. The average productivity of the SH and LH with the WT harvesting treatment were 3.46 and 2.77 t per gross productive work hour, respectively. The SH was more efficient for felling and loading, while the LH was more efficient in the terrain transport work. The productivity of both machines was about 15% lower for IH treatment. The harwarder based thinning operation gave a harvesting cost between 18 and 34 EUR/t under the conditions studied. Thus, the operational cost per t of the SH was less than for the LH. The harvesting cost decreased with increasing size of harvested trees for both machines. The level of stand damage caused by both harwarders was almost as low as the levels recorded in the literature for motor-manual thinning. The LH was able to handle larger trees than the SH in the studied conditions. The LH gives higher flexibility, since it can be used more effi-ciently in thinning of larger trees and in larger plantations than in the present study. (literal)
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