Sökning: "P.sylvestris"

Visar resultat 1 - 5 av 20 uppsatser innehållade ordet P.sylvestris.

  1. 1. Scots pine (Pinus sylvestris L.) morphological variation in the Massif Central region, France. : A study of differences in traits between populations.

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

    Författare :Amanda Johansson; [2023]
    Nyckelord :;

    Sammanfattning : Scots Pine (P. sylvestris L.) has one of the largest distributions among trees in Eurasia. It is important both economically and ecologically, with a dominant role in forests ecosystems. LÄS MER

  3. 2. Hur påverkas skogslevande myror av den introducerade contortatallen?

    Kandidat-uppsats, SLU/Dept. of Wildlife, Fish and Environmental Studies

    Författare :Mattias Andreasson; David Karlsson; [2020]
    Nyckelord :Pinus sylvestris; Pinus contorta; tall; Formicidae; myror; biodiversitet; boreal; skog;

    Sammanfattning : I Sverige finns det intresse för nyintroducerade trädarter inom skogsbruket s.k. exoter. Exoterna kan påverka skogens biodiversitet negativt. LÄS MER

  4. 3. Dendrokronologisk undersökning av Quercus sp. och Pinus sylvestris i nationalparken Blå Jungfrun

    Kandidat-uppsats, Linnéuniversitetet/Institutionen för skog och träteknik (SOT)

    Författare :Jesper Haraldsson; [2019]
    Nyckelord :dendrochronology; P.sylvestris; Q.sp; nationalpark; Blå jungfru; Windendro; trends; climate; national forest inventory; human interference; increment;

    Sammanfattning : This study involved a dendrochronological examination of oak (Qeurcus.sp) and Scots pine (Pinus.sylvestris) in the nationalpark Blå Jungfrun, by measuring annual ringwidth data from tree-cores from the island, data from the national forest inventory and climatedata from the Swedish Meteorological and Hydrological Institute (SMHI). LÄS MER

  5. 4. The effects of trinexapac-ethyl on Pinus sylvestris and Picea abies

    Kandidat-uppsats, SLU/Department of Plant Biology (from 140101)

    Författare :Emil Bengtsson; [2018]
    Nyckelord :GA; gibberellin; Norway spruce; PGR; phytohormone; Picea abies; Pinus sylvestris; plant growth regulator; Scots pine; trinexapac-ethyl;

    Sammanfattning : The use of so-called micro-plant propagation have become a well-adapted cultivation technique in Swedish forestry nurseries. Although this production method has many advantages, a commonly occurring problem is that the young plants, after trans- plantation in the nursery, have an underdeveloped root system when the shoot part have reached desired length. LÄS MER

  7. 5. Effects of climate warming on the performance of three boreal tree seedling species in interaction with moss cover and fire history

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

    Författare :Maria-Theresa Jessen; [2017]
    Nyckelord :;

    Sammanfattning : Forest regeneration in the form of successful seedling establishment is a key factor for the persistence of a healthy forest ecosystem. Tree seedlings grow in a complex environment shaped by over- and understory and competition for light, nutrients and water. LÄS MER