Essays about: "skadedjur"

Showing result 16 - 20 of 49 essays containing the word skadedjur.

  1. 16. Skadegörare på örtartade perenner : beskrivningar på vad som kan besöka vår trädgård samt förslag på åtgärder

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Sandra Steffensen; [2021]
    Keywords : insekter; sekundära metaboliter; växtförsvar; bekämpning; herbivor; minerare; värdväxt; insects; secondary metabolites; plant defense; control measures; herbivore; leaf mining;

    Abstract : Arbetet är en litteraturstudie som beskriver tio växtskadegörare som angriper de örtartade perennerna i vår trädgård. I arbetet har jag valt att beskriva skadegörare vi kan hitta på växter ur astersläktet, aklejsläktet och blåsippsläktet. READ MORE

  3. 17. Should I stay or should I go : an experimental study on reactivity and habituation to acoustic stimuli in free-ranging ungulates

    University essay from SLU/Dept. of Ecology

    Author : Elina Bertne; [2021]
    Keywords : sound reactivity; novel sound; habituation; inter-individual variation; personality; roe deer;

    Abstract : Negative consequences of anthropogenic sound on wildlife is a well-established phenomenon and have received substantial attention in scientific literature. This evokes questions of what type of sounds perceived as disturbing or aversive to animals. READ MORE

  4. 18. The use of tissue culture methods for producing resistant material of Aesculus hippocastanum : a literature study

    University essay from SLU/Dept. Of Plant Breeding

    Author : Johan Pettersson; [2020]
    Keywords : Aesculus hippocastanum; resistance; tissue culture; micropropagation; somatic embryogenesis; mikroförökning; somatisk embryogenes;

    Abstract : The horse chestnut Aesculus hippocastanum is a European species of broadleaf trees classified as vulnerable. The species is subjected to many pathogens and pests threatening its survival. Resistance to some pathogens of horse chestnut has been investigated and tissue culture methods such as somatic embryogenesis have been successful. READ MORE

  5. 19. The Role of Soil Biology and Plant Health – Brandywine Tomatoes Grown with Different Microbial Additions

    University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)

    Author : Mikael Eriksson; [2020]
    Keywords : Soil biology; soil health; soil food web; inoculation; compost; microbes; tomato plants;

    Abstract : The microbial life in the soil is essential for providing a functioning habitat for plants to grow. A literature study was conducted to investigate the knowledge and science behind soil biology. The purpose of this study was to define what is soil health and how it is influenced by the soil microbial communities. READ MORE

  6. 20. Effects of within-field and landscape factors on Dasineura brassicae in winter oilseed rape cultivations in Skåne, southern Sweden : a field survey with a special approach to pesticide-free control zones

    University essay from SLU/Dept. of Plant Protection Biology

    Author : Emma Johansson; [2019]
    Keywords : Dasineura brassicae; brassica pod midge; Ceutorhynchus obstrictus; cabbage seedpod weevil; winter oilseed rape; rapeseed crop damages; pesticide-free control zones; withinfield factors; landscape factors;

    Abstract : Winter oilseed rape (Brassica napus) is the most common oilseed crop grown in the province of Skåne in southern Sweden, where this study was performed. B. napus is often associated with various insect pests. This study regards two of these; the cabbage seed weevil (Ceutorhynchus obstrictus) and the brassica pod midge (Dasineura brassicae). READ MORE