Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Željko Zečić"'
Autor:
Davorin Kajba, Ivan Andrić, Ivan Gavran, Tin Tomić, Ivana Plišo Vusić, Željko Zečić, Dinko Vusić
Publikováno v:
Croatian Journal of Forest Engineering, Vol 40, Iss 2, Pp 231-238 (2019)
The goal of the research was to determine the biomass yield and fuel properties of ten different poplar clones. The research was conducted in an experimental plot established in Forest Administration Osijek, Forest Office Darda, in the spring of 2014
Externí odkaz:
https://doaj.org/article/c315a8b2b6c5483bbbd3a44a97fcba8c
Publikováno v:
Energies, Vol 14, Iss 13, p 3789 (2021)
The research was conducted with the goal to determine the variability of the quality parameters of the wood chips produced from the most favorable raw material (energy roundwood), and in the most controllable operational conditions (pellet factory),
Externí odkaz:
https://doaj.org/article/9e98f1cb8bb047bba018198f6357cb60
Publikováno v:
Croatian Journal of Forest Engineering, Vol 32, Iss 1, Pp 369-377 (2011)
This paper presents the research of abovegroud biomass of silver fir, European larch and black pine trees. The results are presented as oven-dry mass of stem wood, stem bark and branches.The research was conducted at three sites in Craotia (Fig. 2).
Externí odkaz:
https://doaj.org/article/315413cb93bd4ffe84b50c569490b0da
Publikováno v:
Croatian Journal of Forest Engineering, Vol 32, Iss 1, Pp 357-368 (2011)
This paper presents the results of research of Timberjack 240C tractor equipped with double-drum winch Adler HY16 in tree-length skidding method. The research was conducted in Euro-American poplar clearcut using time and work study method.Timber proc
Externí odkaz:
https://doaj.org/article/59d46a0d5dc74f4d9b8a35d1b8b25774
Publikováno v:
Croatian Journal of Forest Engineering, Vol 30, Iss 1, Pp 37-49 (2009)
False heartwood, as the phenomenon considerably affecting the quality of beech logs and trees, has been the object of professional and scientific interest for more than 100 years. Occurrence and characteristics of false heartwood were investigated de
Externí odkaz:
https://doaj.org/article/96fe7363f9ad47539996fc4a003705b5
Publikováno v:
Croatian Journal of Forest Engineering, Vol 28, Iss 1, Pp 11-25 (2007)
This paper presents the results of morphological analysis of the Croatian skidder ECOTRAC 120V, as well as the research of its productivity features in timber skidding from hilly terrain after preparatory felling and from mountainous terrain after se
Externí odkaz:
https://doaj.org/article/5fd2b21ad8ee439da0d53a0b83504475
Publikováno v:
Croatian Journal of Forest Engineering, Vol 27, Iss 1, Pp 47-59 (2006)
Research of productivity of C Holder 870 F tractor in thinning beech stands was performed in the area of Forest Administration Bjelovar, Forest Office Velika Pisanica in the compartment 87a of the management unit Bilo Jezero. Timber was skidded uphil
Externí odkaz:
https://doaj.org/article/998ee4f0d1214dd59b5b8fe16e6ac6fe
Autor:
Željko Zečić, Jurij Marenče
Publikováno v:
Croatian Journal of Forest Engineering, Vol 26, Iss 1, Pp 29-37 (2005)
This paper research of productivity and work organization were investigated of a group made of five workers (two cutters, two tractor drivers and one cutter-inspector) and a team leader. The team was equipped with two tractors and three chain saws. T
Externí odkaz:
https://doaj.org/article/a5b9ec3124c94881b546881aab3f120b
Publikováno v:
Šumarski list
Volume 146
Issue 1-2
Volume 146
Issue 1-2
U radu su prikazane sastavnice strukture ukupne nadzemne biomase stabala divlje trešnje (Prunus avium L.) na području spačvanskog bazena u Upravi šuma Podružnica Vinkovci. Istraživanja su obavljena na 120 primjernih stabala divlje trešnje, prs
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::21dd02b720f26a537cd61f062b267b69
https://hrcak.srce.hr/file/396157
https://hrcak.srce.hr/file/396157
Publikováno v:
Forests, Vol 13, Iss 51, p 51 (2022)
Forests; Volume 13; Issue 1; Pages: 51
Forests; Volume 13; Issue 1; Pages: 51
This research was conducted to determine the cause, intensity and location of damage (stem, butt end, root collar, root) and the extent of damage to standing trees during felling and processing by an harvester and timber extraction by a forwarder (cu
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::05d85fd539aa836e12f2ef4ee1e715b8
https://doi.org/10.3390/f13010051
https://doi.org/10.3390/f13010051
