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Title:Perspectives of Christmas rose (Helleborus niger L.) genetic improvement
Authors:ID Šušek, Andrej (Author)
Files:.pdf Agricultura_2016_Susek_Perspectives_of_Christmas_rose_(Helleborus_niger_L.)_genetic_improvement.pdf (468,79 KB)
MD5: A0F1B9A143D5F252ACE62E6CBB64E439
PID: 20.500.12556/dkum/2efb0c36-37ba-4895-82a6-ac44dab39407
 
URL http://www.degruyter.com/view/j/agricultura.2016.13.issue-1-2/agricultura-2017-0003/agricultura-2017-0003.xml
 
Language:English
Work type:Scientific work
Typology:1.01 - Original Scientific Article
Organization:FKBV - Faculty of Agriculture and Life Sciences
Abstract:The Christmas rose is becoming a very important ornamental plant on the market. It is relatively new to intensive production technologies. The number of genetically-improved varieties on the market is limited, and many of the old cultivars are no longer available because of slow and economically unfeasible vegetative propagation. In the future, its genetic improvement will probably become inevitable. New cultivars will have to satisfy the specific requirements of the market and producers as well as strict environmental policy. In order to obtain new cultivars it will be necessary to evaluate the existing germplasm and apply an adequate genetic breeding approach. There are seven main possibilities of creating new varieties: the use of natural variation associated with seed germination, population approach based on recurrent selection, individual selection based on specific genetic combinations, the creation of inbred lines and the formation of hybrids, interspecific hybridisation, mutagenesis and genetic engineering. Molecular markers can be very helpful during the breeding process. They can be used in order to study genetic relationships amongst populations, ecotypes, varieties, and hybrids.
Keywords:Christmas rose, Helleborus niger, cultivars, breeding perspectives
Publication status:Published
Publication version:Version of Record
Year of publishing:2016
Number of pages:str. 11-19
Numbering:Letn. 13, št. 1-2
PID:20.500.12556/DKUM-68967 New window
ISSN:1580-8432
UDC:582.53:631.52
ISSN on article:1580-8432
COBISS.SI-ID:4318252 New window
DOI:10.1515/agricultura-2017-0003 New window
NUK URN:URN:SI:UM:DK:CWLV8XUL
Publication date in DKUM:14.11.2017
Views:1682
Downloads:455
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Categories:Misc.
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Record is a part of a journal

Title:Agricultura
Publisher:Univerza v Mariboru, Fakulteta za kmetijstvo, Univerza v Mariboru, Fakulteta za kmetijstvo, Univerzitetna založba Univerze v Mariboru
ISSN:1580-8432
COBISS.SI-ID:116855808 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:14.11.2017

Secondary language

Language:Slovenian
Title:Pregled in možnosti žlahtnjenja črnega teloha (Helleborus niger L.)
Abstract:Črni teloh postaja na trgu okrasnih rastlin zelo pomembna rastlinska vrsta, ki pa je relativno nova v intenzivni proizvodnji. Število novih požlahtnjenih sort je na trgu sorazmerno nizko. Veliko starih sort ni več na voljo zaradi počasnega in ekonomsko nerentabilnega vegetativnega razmnoževanje. V prihodnosti bo potrebno zagotoviti nove atraktivne sorte, ki bodo morale izpolnjevati posebne zahteve trga in proizvajalcev, kakor tudi stroge okoljske omejitve. Uspeh žlahtnjenja novih sort je odvisen predvsem od genetske variabilnosti razpoložljivih materialov v genskih kolekcijah in naravnih populacijah ter izbrane metode dela. Obstaja sedem različnih možnosti za oblikovanje novih sortnih materialov: uporaba naravne variabilnosti v povezavi z uporabo semen, populacijsko žlahtnjenje (ki temelji na rekurentni selekciji), neposredna odbira najboljših osebkov iz potomstev specifičnih genskih kombinacij (križanj ali samooploditev), ustvarjanje homozigotnih linij in oblikovanje hibridov, medvrstna hibridizacija, oblikovanje mutacij in genski inženiring. V procesu žlahtnjenja so lahko zelo koristni tudi molekulski markerji, ki se lahko prav tako uporabljajo za proučevanje genetske sorodnosti med populacijami, ekotipi, sortami in hibridi.
Keywords:črni teloh, Helleborus niger, sorte, možnosti žlahtnjenja


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  1. Agricultura

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