Trent University Graduate Thesis Collection

Item Description
Identifier
tula:etd
Type
Collection
Language
eng
Extent
1 item
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Copyright for all items in the Trent University Graduate Thesis Collection is held by the author, with all rights reserved, unless otherwise noted.
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Evidence for hybrid breakdown in the cattail (Typha) hybrid swarm in southern Ontario

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Year: 2021, 2021
Member of: Trent University Graduate Thesis Collection
Name(s): Creator (cre): Bhargav, V Vikram, Thesis advisor (ths): Dorken, Marcel MD, Thesis advisor (ths): Freeland, Joanna JF, Degree committee member (dgc): Bowman, Jeff JB, Degree committee member (dgc): Shafer, Aaron AS, Degree granting institution (dgg): Trent University
Abstract: <p>Heterosis, expressed as phenotypic superiority over parental species, typically peaks in first generation hybrids (F1s), while later generations (F2 +) exhibit lower fitness. The decrease in hybrid fitness is called hybrid breakdown. The overall incidence of hybrid breakdown in invasive hybrid zones remains poorly understood. The Laurentian Great Lakes (LGL) region contains a hybrid zone… more