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Vpliv velikosti vzorca inventurnih ploskev na zanesljivost ocene stopnje objedenosti gozdnega mladja: primer lovišča Peca-Mežica [Elektronski vir] : diplomsko delo - univerzitetni študij - 1. stopnja = The influence of inventory plot sample size on the reliability of the regeneration browsing rate assessment: the case of the hunting ground Peca-Mežica : B. Sc. Thesis - academic study programmesŠtern, Helena, gozdarkaV raziskavi smo želeli ugotoviti gostoto, vrstno strukturo, skupno in vrstno-specifične stopnje objedenosti gozdnega mladja ter optimalno stopnjo vzorčenja za oceno objedenosti gozdnega mladja na ... manjših območjih, da bo ta ocena dovolj zanesljiva za ustrezno odločanje v postopku obnove gozdnogospodarskih in lovsko upravljavskih načrtov na različnih prostorskih ravneh. Raziskovalni objekt je predstavljalo lovišče Peca-Mežica, ki meri 4485 ha in je locirano v Mežiški dolini na Koroškem, v njem prevladujejo bukova rastišča. V lovišču in celem GGO je prisotne največ srnjadi, sledita ji gams in navadni jelen. Metodologijo analize gozdnega mladja smo prevzeli po Zavodu za gozdove Slovenije in jo delno modificirali, saj smo poleg objedenosti terminalnih brstov pri popisu upoštevali tudi objedenost lateralnih poganjkov. Največja gostota mladja je bila skupno zabeležena v višinskem razredu do 15 cm. V drevesni sestavi mladja je prevladovala smreka, sledila sta gorski javor in bukev, ostalih vrst je bilo znatno manj. Skupna stopnja objedenosti (O) je znašala 52,3 %, skupna stopnja tekoče letne objedenosti (TLO) pa 26,6 %. Jelka, kot splošno priljubljena vrsta v prihrani divjadi, se je tudi v našem primeru izkazala kot močno objedena (O = 93,5 %, TLO = 68,4 %). Menimo, da v našem primeru skupna stopnja tekoče objedenosti (TLO) bolje nakazuje aktualni vpliv rastlinojedcev na gozdno mladje. Kot še ustrezno za razmere v raziskovalnem objektu smo določili 20-% vzorčno napako, po analizah naj bi za njeno doseganje zadoščal vzorec 23 popisnih ploskev.Type of material - undergraduate thesis ; adult, seriousPublication and manufacture - Ljubljana : [H. Štern], 2023Language - slovenianCOBISS.SI-ID - 165682435
Author
Štern, Helena, gozdarka
Other authors
Klopčič, Matija
Topics
gozdno mladje |
stopnja objedenosti |
lovišče |
lateralni poganjki |
divjad |
forest browse |
overbrowsing rate |
hunting ground |
lateral sprout |
game
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Štern, Helena, gozdarka | |
Klopčič, Matija | 28501 |
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