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Vpliv svetlobnih razmer na razrast bukovih gošč v podgorskih bukovih gozdovih : diplomsko delo - univerzitetni študij = Light effects on beech saplings architecture in sub-montane beech forests : graduation thesis - university studiesBitorajc, Zoran ; Tanko, BoštjanZ namenom, da bi raziskali domnevni negativni vpliv zastiranja na razrast in kakovost, smo na GGO Kočevje analizirali bukove gošče. Izločili smo 40 ploskevtreh velikosti vrzeli in v njih po 400 ... osebkov bukve v razvojni fazi gošče (starejše) in jih medsebojno primerjali. Ploskve se nahajajo v GE Grintovec, združba Hedero -Fagetum, gošče so bile nenegovane. Za vsako ploskevsmo ugotovili naslednje kazalce: relativna jakost osvetlitve (RJO), stopnja zastiranja, gostota dreves, gostota gornjega sloja, starost. Za vsakega od 1200 osebkov smo ugotavljali višino, premer, višinski prirastek in naslednje znake kakovosti: širina krošnje, številčnost živih in mrtvih vej, krivost, odklon od vertikale, tip rasti. Ugotovili smo, da pojavljanje kresnihpoganjkov ni bilo odvisno od svetlobnih razmer. Na ploskvah pri polni osvetlitvi (RJO 79 %; površina 71 arov) se je izkazal negativen vpliv svetlobena tip rasti, kakor tudi na dolžino krošenj in vitkostno razmerje primerkov. Pri srednji osvetlitvi (RJO 32 %; površina 14 arov) je bilo vitkostno razmerje ugodnejše, čisto deblo daljše in višinski prirastki največji. Največ dvovrhatih osebkov se je pojavilo ravno v teh razmerah. Pri šibki osvetlitvi (RJO 14 %; površina 1 ar) je bila najbolj izražena enovrhatost, kakor tudi relativna ploščina krošenj in čistost debla, ploskev spredrastki pa je bilo najmanj. Negativne strani so se pri šibki osvetljenostipokazale pri odklonu od navpične rasti, manjših višinskih prirastkih in največjem vitkostnem razmerju.Type of material - undergraduate thesis ; adult, seriousPublication and manufacture - Ljubljana : [Z. Bitorajc, B. Tanko], 2004Language - slovenianCOBISS.SI-ID - 1362854
Author
Bitorajc, Zoran |
Tanko, Boštjan
Other authors
Diaci, Jurij
Topics
svetlobne razmere |
bukova gošča |
razrast |
podgorski bukovi gozdovi |
Kočevje |
light conditions |
beech saplings |
tree architecture |
submontain beech forests
Library/institution |
City | Acronym | For loan | Other holdings |
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Slovenian Forestry Institute, Forestry Library, Ljubljana | Ljubljana | GIS |
outside loan 1 cop.
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Year | Impact factor | Edition | Category | Classification | ||||
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JCR | SNIP | JCR | SNIP | JCR | SNIP | JCR | SNIP |
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DRS, in which the journal is indexed
Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Bitorajc, Zoran | |
Tanko, Boštjan | |
Diaci, Jurij | 11253 |
Source: Personal bibliographies
and: SICRIS
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