Essays about: "Otiorhynchus"

Found 2 essays containing the word Otiorhynchus.

  1. 1. Effects of nutrient loading in Lutz spruce seedlings (Picea x lutzii Littl.) during nursery rotation and on subsequent growth in field

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Rakel Jonsdottir; [2011]
    Keywords : Lutz spruce seedlings; nutrient loading; frost hardiness; root growth capacity;

    Abstract : Lutz spruce (Picea x lutzii Littl.) seedlings were nutrient loaded using four fertilization regimes, receiving in total 0, 7.8, 22.2 and 31. READ MORE

  3. 2. Vivlar på prydnadsbuskar - nya arter eller förändringar i födopreferenser?

    University essay from SLU/Dept. of Plant Protection Biology

    Author : Rana Anderson; [2009]
    Keywords : öronvivlar; vivlar; Curculionidae; Otiorhynchus; Dodecasticus; smreczynskii; inflatus; bladkantgnag ; prydnadsbuskar;

    Abstract : During the last couple of years leaf-edge-cuts, typical to Otiorhynchus wingless-weevils, have been discovered on ornamental shrubs, especially Syringa vulgaris lilac and Ligustrum vulgare privet. These plant species have not earlier been attacked by wingless-weevils and because of that, the aim of this study is to see if new species of weevils have been established in Sweden or if the domestic weevils have changed their food preferences. READ MORE