Dihotomni ključ za makroskopsko določanje lesa domačih ... · Pinus sylvestris L. 11 / Evropski...
Transcript of Dihotomni ključ za makroskopsko določanje lesa domačih ... · Pinus sylvestris L. 11 / Evropski...
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Les brez por, branike razločne, razločen rani in kasni les. Wood without pores, distinct annual growth rings, distinct earlywood and latewood.
Brez smolnih kanalov. Without
resin canals.
Prehod med ranim in kasnim lesom
postopen. Gradual transition from the
earlywood to the latewood.
Smolni kanali številni, vidni s
prostim očesom. Resin canals
numerous and visible to the
naked eye.
Smolni kanali majhni in vidni z
lupo. Resin canals small, visible with a
magnifying glass.Prehod med ranim
in kasnim lesom oster. Abrupt
transition from the earlywood to the
latewood.
S smolnimi kanali. With
resin canals.
9 / JelkaEuropean silver fir Abies alba Mill.
8 / Smreka Norway spruce Picea abies (L) Karst.
10 / Rdeči bor Scots pinePinus sylvestris L.
11 / Evropski macesen European larch Larix decidua Mill.
Dihotomni ključ za makroskopsko določanje lesa domačih iglavcev in listavcev Dichotomous key for macroscopic identification of central European softwoods and hardwoods
Prečni prerez Cross-section
Radialni prerezRadial section
Prerezi Sections
Tangencialni prerezTangential section
http://www.bf.uni-lj.si/lesarstvo/ o-oddelku/promocijska-gradiva/
dihotomni-kljuc-dichotomous-key/
Iglavci Softwoods
Besedilo Text: Luka Krže, Davor KržišnikPrevod Translation: Davor Kržišnik
Lektoriranje Proofreading: Zala ŠmidStrokovna recenzija Expert review:
prof. dr. Katarina Čufar, prof. dr. Maks MerelaOblikovanje Design: Petra Grmek
Fotografije Photos: arhiv Katedre za tehnologijo lesa Chair of Wood Science archive
Izdelava vzorcev Making of samples: Marko Željko, Luka Krže, Jure Žigon, Jože Planinšič
Založnik Publisher: Univerza v Ljubljani, Biotehniška fakulteta, Oddelek za lesarstvo University of Ljubljana, Biotechnical Faculty,
Department of Wood Science and TechnologyLjubljana, 2018
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Kaj gledamo? What are we looking at?
Smolni kanaliResin canals
Oster prehodAbrupt transition
Postopen prehodGradual transition
Branike Annual growth rings
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Les s trahejami, v prečnem prerezu vidnimi kot pore, branike razločne ali nerazločne. Wood with vessels, which in cross-section appear as pores, growth rings both distinct and non-distinct.
Les difuzno porozen Diffuse-
porous wood.
Trakovi niso vidni s prostim očesom. Rays
not visible to the naked eye.
Trakovi niso vidni z lupo.
Rays not visible by means of magnifying
glass.
Trakovi vidni z lupo. Rays
visible by means of
magnifying glass.
Trakovi na radialnem prerezu
vidni kot zrcalca. Rays on radial
section visible as ray flecks.
Na tangencialnem prerezu trakovi
vidni kot vretena; lahko daljša od 1
cm. On tangential section rays
visible as fusiform structures, may be higher than 1 cm.
Trakovi razločno vidni s prostim očesom. Rays
clearly visible to the naked eye.
Širokiagregirani
trakovi vidni na prečnem
prerezu. Wide aggregate rays
visible to the naked eye in
cross-section.
Trakovi dveh velikosti: široki
in ozki. Rays of two distinct
sizes: wide and narrow.
Trakovi na tangencialnem
prerezu vidni kot 1-3 mm visoka
vretena. On tangential section
rays visible as1-3 mm high
fusiform structures.
Les venčasto porozen.
Ring-porouswood.
Trakovi razločno vidni
s prostim očesom. Rays clearly visible to the naked
eye.
Pore ranega lesa otiljene,
plamenast izgled tkiva kasnega lesa.
Earlywood pores with tyloses, very
small latewood pores in radial arrangement.
Trakovi s prostim
očesom niso vidni. Rays not
visible to the naked eye.
Pore kasnega lesa razporejene raztreseno, vidne
z lupo. Small latewood pores
solitary or in small groups, visible
by means of magnifying glass.
Pore kasnega lesa v valovitih tangencialnih
pasovih, vidne s prostim očesom. Small
latewood pores grouped in wavy tangential
bands visible to the naked eye.
3 / LipaLime treeTilia sp.
2 / JavorMapleAcer sp.
4 / Črna jelšaEuropean Alder Alnus glutinosa Gaertn.
1 / BukevEuropean beechFagus sylvatica L.
Trakovi na radialnem prerezu
vidni kot zrcalca. Rays on radial
section visible as ray flecks.
5 / HrastOakQuercus sp.
6 / JesenEuropean AshFraxinus excelsior L.
7 / BrestElm Ulmus sp.
Trakovi Rays
Vretena Fusiform structures
ZrcalcaRay flecks
Pore Pores
Branike Annual growth rings
Kaj gledamo? What are we looking at?
Agregirani trakovi Aggregate rays
Listavci Hardwoods
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http://www.bf.uni-lj.si/lesarstvo/ o-oddelku/promocijska-gradiva/
dihotomni-kljuc-dichotomous-key/