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Showing 1 to 12 of 12 for “"Salix spp."”.

  1. The Genomic Basis of Heterosis in High-Yielding Triploid Hybrids of Willow (Salix spp.) Bioenergy Crops

    Carlson, Craig HenryCornell University2018

    … bioenergy crops such as shrub willow (Salix spp.), can help offset fossil fuel usage without competing with food crops. Hybridization is a key component in shrub willow breeding because hybrids often exhibit heterosis for yield. The genomic basis of heterosis in willow has not been well …

    cornell Repository record

  2. Effects of willow (Salix spp.) browse upon ewe reproduction and rumen microbiology under drought feeding conditions : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Animal Science at Massey University, Palmerston North, New Zealand

    Pitta, Dipti Wilhelmina2007

    massey

  3. Biology of the Porcupine (Erethizon Dorsatum) in northwestern South Dakota

    Johnson, Judith

    … frequently eaten shrub, hawthorne (Crataegus spp.) was second. Ponderosa pine (Pinus ponderosa), willow (Salix spp.) and green ash (Fraxinus pennsylvanicus) were the most common tree species consumed. Alfalfa (Medicago sativa), wild licorice (Glycyrrhiza lepidota), yellow sweetclover …

    sdstate Repository record

  4. The potential of Short Rotation Coppice (SRC) willow (Salix L.) as a biomass crop in Orkney.

    McKenzie, Fay JohanUniversity of Edinburgh2011

    … in the maritime climate of Orkney, SRC willow (Salix spp.) is a proven alternative woody biomass crop which can be grown as a local renewable fuel. A selection of 13 SRC clones were screened in Orkney and the most promising six clones which are recommended in Orkney are Ashton Stott, Tora, Sven, …

    uhi-uk Repository record

  5. Testing the forage preference of the American pika (Ochotona princeps) for use in connectivity corridors in the Washington Cascades

    Wickhem, Carly, Ernest, Kristina2016

    … alder (<em>Alnus viridis</em>), willow (<em>Salix spp.</em>), and black cottonwood (<em>Populus balsamifera trichocarpa</em>) were the most selected species, and were recommended for planting in the upcoming crossing structures. Samples of each of the tested plant species were also analyzed …

    central-wash Repository record

  6. Spatial, temporal and dendrochronological comparisons of mercury in Ontario deciduous trees

    Siwik, Eden Isabel Helen2007

    … a variety of deciduous species including Acer spp. (sugar, silver and red maple), Quercus spp. (red oak), Populus spp. (eastern cottonwood), and Salix spp. (willow) mainly from the Dorset and Kingston, ON regions. Examination of seasonal variation of Hg concentrations ([Hg]) in leaves indicated …

    queens Repository record

  7. Impacts of elk management and riparian condition on songbirds in Rocky Mountain National Park

    Craig, Apryle Dawn, author, Pejchar, Liba, advisor, Aldridge, Cameron, committee member, Noon, Barry, committee member, Bobowski, Ben, committee memberColorado State University. Libraries2015

    … As in other western parks, riparian willow (Salix spp.) communities in Rocky Mountain National Park (RMNP) are declining as a result of a trophic cascade involving the local extinction of wolves (Canis lupus) and an exponential increase in elk (Cervus elaphus). In 2008, RMNP began installing …

    colostate Repository record

  8. Environmental Flow Regime Recommendations for the Promotion of Salicaceae Seedling Recruitment in California’s Central Valley

    Torrez, Nicholas J1970

    … all of its major rivers. As a result, Salicaceae spp. are not regenerating at historic rates and older trees are senescing. This dominant riparian tree family is dwindling due to these factors. Altered and historic flow regimes of Central Valley Rivers differ greatly. The most critical differences …

    usfca Repository record

  9. Habitat Characteristics Associated with Ring-necked Pheasant Use of Winter Food Plots in Eastern South Dakota

    Crookston, Peter L.

    … area in dense wetland emergents and willow (Salix spp.) patches was the best predictor of pheasant use of food plots. Percentage cover of tall grassland (> 76 cm) and distance from windward to leeward side of the food plot also were correlated with use of food plots. Shelterbelts, even with …

    sdstate Repository record

  10. Riparian willow decline in Colorado: interactions of ungulate browsing, native birds and fungi

    Kaczynski, Kristen Mannix, author, Cooper, David, advisor, Jacobi, William, committee member, Knapp, Alan, committee member, Merritt, David, committee memberColorado State University. Libraries2013

    Willows (Salix spp.) are critical components of Rocky Mountain riparian ecosystems. They provide food for ungulates and beavers; habitat for resident and migratory bird populations, and amphibians; and are integral components of the structure and function of montane riparian ecosystems. In Rocky …

    colostate Repository record

  11. Population Status of Beaver on the Free-running Missouri River in Southeastern South Dakota

    Vanden Berge, Robert J.

    … Distance from beaver dens to standing willows (Salix spp.) and cottonwoods (Populus deltoides) was not significantly different (P > 0.05) between the stabilized and unstabilized subsections. Beaver were selective for shoreline areas with slow current speed and deep water when choosing a den …

    sdstate Repository record

  12. Wildlife Habitat Evaluation of the Unchannelized Missouri River in South Dakota

    Clapp, James R.

    … by eastern cottonwood and various willows (Salix spp.) and occurred in a clumped distribution. Woody vegetation was interspersed with open areas covered with grasses, forbs, sedges (Carex spp.), or horsetail (Equisetum spp.), forming a system of edges. The total habitat value for …

    sdstate Repository record