Sökning: "Philippe Simon"

Hittade 3 uppsatser innehållade orden Philippe Simon.

  1. 1. System ecology of legumes mixes in ley production : impact on pollinating insects and further implications for production in northern Sweden

    Master-uppsats, Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Författare :Philippe Simon; [2023]
    Nyckelord :Ley production; Nitrogen fixation; Pollination ecology;

    Sammanfattning : The population and diversity of pollinating insects in Europe are declining, partly due to lossof habitat. In agricultural landscapes, farming practices with more intensified land use haveincreased. In Swedish agricultural habitats, most ley production is dominated by grass and red clover (Trifolium pratense). LÄS MER

  3. 2. Undersökning av Nosema hos bin : utbredning och förekomst i Sverige

    Kandidat-uppsats, Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Författare :Philippe Simon; [2019]
    Nyckelord :Nosema; Bees; Sweden; molecular identification;

    Sammanfattning : This report investigates the presence of Nosema in Sweden. Nosema is an intracellular parasite within the order Microsporidia and is considered a global threat. The most recent academic study on the presence of Nosema in Sweden was published in 2013, however in that study no presence of Nosema in the north of Sweden was reported. LÄS MER

  4. 3. Energieffektiv Linjesjöfart Till Och Från Gotland

    Master-uppsats, KTH/Marina system

    Författare :Simon Börjeson; Philippe Ghawi; [2012]
    Nyckelord :Energieffektiv; Gotlandstrafik; linjesjöfart; modellering av energiförbrukning; trafiksystem.;

    Sammanfattning : The ferry traffic to Gotland is essential for the island’s ability to live and develop. Yearly, it transports 1,6 million passengers, 500 000 personal vehicles and 750 000 lane meters of freight with four Ro-Pax ferries. LÄS MER