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Izbor prehranjevalnega habitata in prehrana smrdokavre (Upupa epops) v mozaični kulturni krajini na Goričkem (SV Slovenija) = Selection of foraging habitat and diet of Hoopoe (Upupa epops) in a mosaic-like cultural landscape of Goričko (NE Slovenia) : magistrsko deloPodletnik, MojcaZ namenom prepoznavanja vzrokov za velik upad številčnosti populacije smrdokavre na Goričkem smo v letih 2012 in 2013 izvedli prvo ekološko raziskavo o prehrani in izboru prehranjevalnih habitatov ... smrdokavre. Prehrano smrdokaver smo določili na podlagi posnetkov plena, s katerim so starši hranili mladiče (n = 2895). Bramorji so bili najbolj dominanten plen (35,4 % plena in 81,3 % biomase plena). Z ličinkami skarabejev, metuljev in dvokrilcev ter s poljskimi murni in pajki so se prehranjevale redkeje. Frekvenca hranjenja je bila največja v obeh obdobjih najbolj intenzivne rasti mladičev (starost mladičev med 7 in 20 dni). Za najpomembnejši prehranjevalni habitat smrdokaver so se izkazali košeni travniki in travnata dvorišča, v manjši meri pa so plen nabirale tudi na peščenih kolovozih in košenih robovih cest. Vsem habitatom je skupna nizka vegetacija s posameznimi zaplatami golih tal. Na teh odprtih habitatih, ki so življenjski prostor edafskih žuželk, smrdokavre lažje in bolj učinkovito lovijo. Velikost domačega okoliša smo ugotavljali z dvema metodama (MBG in MCP). Največja velikost domačega okoliša je bila 57,7, oziroma 42,9 ha, pri čemer odstotek prehranjevalnih habitatov v domačem okolišu ni presegal 18 %. Na podlagi rezultatov teh raziskav zaključujemo, da je za varstvo smrdokavre na Goričkem treba izvesti dva sklopa ukrepov: (1) najmanj ohraniti sedanji delež ekstenzivnih travnikov s postopnim povečanjem njihovega odstotka na 20 % rabe tal do leta 2020 in ohranjati tradicionalne elemente kulturne krajine (peščeni in travnati kolovozi, travnata dvorišča) ter (2) povečati število gnezditvenih mest z namestitvijo 200 gnezdilnic na območjih pomanjkanja naravnih dupel ob sočasnem spodbujanju sajenja visokodebelnih sadovnjakov.Type of material - master's thesis ; adult, seriousPublication and manufacture - Maribor : [M. Podletnik], 2015Language - slovenianCOBISS.SI-ID - 21293832
Author
Podletnik, Mojca
Other authors
Denac, Damijan
Topics
Univerzitetna in visokošolska dela |
smrdokavre |
prehranjevanje |
habitati |
kulturna krajina |
Goričko |
ekologija živali |
magistrska dela |
Hoopoes |
eating |
habitats |
cultural landscape |
Goričko |
animal ecology |
master theses
Library | Call number – location, accession no. ... | Copy status |
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Miklošič Library FPNM, Maribor | D MAG 57/59 PODLETNIK M. Izbor IN: 920150020 |
available - reading room |
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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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Podletnik, Mojca | |
Denac, Damijan | 26009 |
Source: Personal bibliographies
and: SICRIS
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