TECHNICAL AND ECONOMIC ANALYSIS OF SEMIMECHANIZED HARVEST OF EUCALYPTUS IN DIFFERENT SPACING

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Elton da Silva Leite Haroldo Carlos Fernandes Ilvânio Luis Guedes Edvaldes José do Amaral

Abstract

The objective of this study was to evaluate technically semi-mechanized forest cutting costs in eucalypt plantations in first rotation, average slope of 26.22° (58.2%), spacing 3 x 2.5 m, 3 x 3.33 m and 3 x 4 m, with volumes of 0,326, 0,361 and 0,370 m3 per tree, in the 1+1 system (one chainsaw operator and a helper). The results showed that the activities that consume more time in cutting and processing with the chainsaw Stihl MS360 are: displacement, bucking and 1st, 2nd and 3rd cut. Spaced at 3 x 2.5 m, average productivity of was 4.69 m3.h-1 at a production cost of 5.16 R$.m-3. In the 3 x 3.33 m spacing average productivity was 5.19 m3.h-1 and 4.66 R$.m-3 and in the 3 x 4 m spacing was 5.73 m3.h-1 and 4.22 R$.m-3. The item of greatest influence on operating costs was labor, with 75% of total costs. The wider spacing resulted in higher productivity and lower production costs.

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How to Cite
LEITE, Elton da Silva et al. TECHNICAL AND ECONOMIC ANALYSIS OF SEMIMECHANIZED HARVEST OF EUCALYPTUS IN DIFFERENT SPACING. CERNE, [S.l.], v. 20, n. 4, p. 637-643, apr. 2016. ISSN 2317-6342. Available at: <http://cerne.ufla.br/site/index.php/CERNE/article/view/1031>. Date accessed: 18 sep. 2019.
Keywords
Chainsaw, forest harvest, time study.
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Article