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Title:Pollinators of Helleborus niger in Slovenian naturally occuring populations
Authors:ID Šušek, Andrej (Author)
ID Ivančič, Anton (Author)
Files:.pdf Acta_agriculturae_Slovenica_2006_Susek,_Ivancic_Pollinators_of_Helleborus_niger_in_Slovenian_naturally_occuring_populations.pdf (224,24 KB)
MD5: 9237E266DEA2774631B2F56C2F55F11B
PID: 20.500.12556/dkum/dee01c7f-5c11-4d4f-8b0f-22faf20acf02
 
URL http://aas.bf.uni-lj.si/september2006/02susek.pdf
 
Language:English
Work type:Scientific work
Typology:1.01 - Original Scientific Article
Organization:FKBV - Faculty of Agriculture and Life Sciences
Abstract:The study is based on documentation and analysis of the major visitors and pollinators of the Christmas rose (Helleborus niger L.) flowers in Slovenian naturally occurring populations. The emphasis was put on 5 groups of insects: bees, bumblebees, large flies, small dipterous flies and pollinators of minor importance. Systematic observations took place in March 2003, at two different locations: on the valley of Bohinjska Bela and on the Peca Mountain. The first location was not far from a rural area, while the second one was in an isolated area, completely in the wild. The analysis of insect activity showed that there were obvious differences in frequency of visits among the insect groups investigated, locations and time of day. In the population of Bohinjska Bela, bees were the most important pollinators, with the highest activity occurred between 10 a.m. and 11 a.m. In the isolated population in Peca the most frequent visitors were small dipterous flies. The study suggests that the Christmas rose is probably an entomophylous (the most important pollinators are insects, such as bees and flies) and predominantly cross-pollinating species. The entomophylous nature appears to be closely associated with the specific botanic characteristics of flowers. Another pollinating agent is probably wind.
Keywords:chrismas rose, helleborus niger, wild populations, pollinators, open pollination, cross pollination, population dynamics, plant population
Publication status:Published
Publication version:Version of Record
Year of publishing:2006
Number of pages:str. 205-211
Numbering:Letn. 87, št. 2
PID:20.500.12556/DKUM-66869 New window
ISSN:1581-9175
UDC:582.675
ISSN on article:1581-9175
COBISS.SI-ID:4801145 New window
NUK URN:URN:SI:UM:DK:RR67ZQVH
Publication date in DKUM:13.07.2017
Views:1804
Downloads:94
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Categories:Misc.
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Record is a part of a journal

Title:Acta agriculturae Slovenica
Shortened title:Acta agric. Slov.
Publisher:Biotehniška fakulteta Univerze v Ljubljani
ISSN:1581-9175
COBISS.SI-ID:213840640 New window

Licences

License:CC BY-NC-ND 4.0, Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International
Link:http://creativecommons.org/licenses/by-nc-nd/4.0/
Description:The most restrictive Creative Commons license. This only allows people to download and share the work for no commercial gain and for no other purposes.
Licensing start date:13.07.2017

Secondary language

Language:Slovenian
Title:Opraševalci črnega teloha (Helleborus niger) v naravnih populacijah v Sloveniji
Abstract:Raziskava je bila opravljena na črnem telohu (Helleborus niger L.) in obsega dokumentiranje in analizo glavnih opraševalcev črnega teloha v naravnih populacijah. Osredotočili smo se na 5 skupin insektov: čebele, čmrlje, muhe, majhne dvokrilne insekte in opraševalce manjšega pomena. Sistematično opazovanje je potekalo v marcu 2003 na dveh lokacijah: v dolini Bohinjska Bela in na planini Peca. Prva lokacija je bila blizu naselja, medtem ko je bila druga lokacija daleč od ruralnega okolja v naravi. Analize opraševanja, povezane z aktivnostjo žuželk, nakazujejo, da obstajajo očitne razlike v pogostnosti obiska med proučevanimi skupinami žuželk, lokacijo in dnevnim časom. V populaciji Bohinjska Bela so bili najpomembnejši opraševalci čebele z največjo aktivnostjo med 10 in 11 uro zjutraj. V populaciji Peca so bili najpogostejši obiskovalci majhni dvokrilni insekti. Opazovanja kažejo, da je črni teloh verjetno prevladujoče tujeprašna, entomofilna vrsta (najpomembnejši opraševalci so insekti, predvsem čebele in muhe). Entomofilna narava je ozko povezana z botaničnimi lastnostmi cveta. Med možne opraševalce spada tudi veter.
Keywords:črni teloh, helleborus niger, naravne populacije, oprašavanje, opraševalci


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