Trent University Graduate Thesis Collection

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    tula:etd
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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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    Displaying 41 - 44 of 44

    Spatial dynamics of pollination in dioecious Shepherdia canadensis in Yukon, Canada

    Year: 2014, 2014
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Lin, Shang-Yao Peter, Thesis advisor (ths): Dorken, Marcel E, Thesis advisor (ths): Nol, Erica, Degree committee member (dgc): Crins, William J, Degree committee member (dgc): Freeland, Joanna R, Degree granting institution (dgg): Trent University
    Abstract: <p>Sexual reproduction in flowering plants depends on investment in reproduction, the mode of pollen transfer, the availabilities of nutrient resources and potential mates, and the spatial scales over which these processes take place. In this thesis, I studied the general reproductive biology of Shepherdia canadensis (L.) Nutt. (Elaeagnaceae) and the suite of pollinators that visit the… more

    THE EFFECTS OF ROTATIONAL GRAZING AND HAY MANAGEMENT ON THE REPRODUCTIVE SUCCESS OF BOBOLINK AND EASTERN MEADOWLARK IN EASTERN ONTARIO

    Year: 2014, 2014
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): MacDonald, Nicole Marlene, Thesis advisor (ths): Nol, Erica, Degree committee member (dgc): Nocera, Joseph J, Degree committee member (dgc): Beresford, David V, Degree granting institution (dgg): Trent University
    Abstract: <p>I investigated the impact of beef-cattle farm management on the reproductive success of Bobolink (<italic>Dolichonyx oryzivorus</italic>) and Eastern Meadowlark (<italic>Sturnella magna</italic>) within Eastern Ontario. I monitored rotational grazing management regimes and hay cut dates while assessing breeding phenology and reproductive success of Bobolinks and… more

    HABITAT SELECTION AND LIFE-HISTORY TRAITS OF BREEDING BIRDS IN THE BOREAL-TUNDRA ECOTONE, WITH SPECIAL ATTENTION TO THE AMERICAN ROBIN (TURDUS MIGRATORIUS)

    Year: 2013, 2013
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Turner, Devin Michael Ernest, Thesis advisor (ths): Nol, Erica, Thesis advisor (ths): Nguyen, Linh P, Degree committee member (dgc): Abraham, Kenneth F, Degree granting institution (dgg): Trent University
    Abstract: <p>I investigated biodiversity of birds and vegetation associations along the boreal-tundra ecotone in Ivvavik National Park, Yukon Territory, and breeding adaptations used by American Robins (Turdus migratorius) at high latitudes. Twenty bird species were detected over three years using point-count surveys. Densities of American Robin, Dark-eyed Juncos (Junco hyemalis), and Yellow-rumped… more

    EVALUATION OF HAYFIELD MANAGEMENT STRATEGIES AND BOBOLINK TERRITORIAL HABITAT IN SOUTHERN ONTARIO

    Year: 2013, 2013
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Diemer, Kristen M., Thesis advisor (ths): Nocera, Joseph J, Degree committee member (dgc): Nol, Erica, Degree committee member (dgc): Beresford, David V, Degree granting institution (dgg): Trent University
    Abstract: <p>I implemented three hayfield management regimens in southern Ontario (a typical schedule at the farmer`s discretion, a delayed first harvest after July 14, and an early first harvest before June 1 with 65 days before second harvest), and evaluated the costs/benefits to farmers regarding hay quality and feasibility, and to Bobolinks (Dolichonyx oryzivorus) regarding reproductive activity… more