Essays about: "Populus tremula L."

Showing result 1 - 5 of 9 essays containing the words Populus tremula L..

  1. 1. Thermally modified hybrid aspen : adding value to fast growing broadleaved species in Northern Europe

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Joel Pihlak; [2021]
    Keywords : thermally modified wood; wood quality; short-rotation forestry; Hybrid aspen; European aspen; Populus tremula x tremuloides;

    Abstract : This thesis is focused on thermal modification of hybrid aspen (Populus tremula L. x Populus tremuloides Michx.), its mechanical properties, wood defects and potential use in construction. In the recent years, wood as a building material has become increasingly popular. READ MORE

  3. 2. Growth and management of Silver birch and Hybrid aspen in southern Sweden

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Mari Tuvikene; [2021]
    Keywords : Betula pendula Roth; ; Populus × wettsteinii Hämet-Ahti = P. tremula L. × P. tremuloides Michx.; ; plantation; young stand; simulation; fertilization;

    Abstract : Nowadays, the changing climate and the risks associated with it urge us to re-evaluate our silvicultural practices. Due to the increasing demand for wood and good economy amongst other factors, Swedish forest landscape is dominated by two species – Norway spruce Picea abies (L.) Karst. and Scots pine Pinus sylvestris (L. READ MORE

  4. 3. Luckhuggning med friställning av asp och sälg : påverkan på epifytiska lavar

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Maria Michold; [2020]
    Keywords : luckhuggning; Populus tremula; Salix caprea; ljus;

    Abstract : I norra Sverige har effektivt skogsbruk och minskad brandfrekvens under det senaste århundradet medfört att äldre skog med gamla lövträd är sällsynt förekommande. I denna del av landet har framförallt asp och sälg stor betydelse för den biologiska mångfalden. READ MORE

  5. 4. Characteristics assessment of aspen logs used in the production of matches

    University essay from Linnéuniversitetet/Institutionen för skog och träteknik (SOT)

    Author : Joseph Adejo Umoru; [2018]
    Keywords : Non-destructive technique; resonance; stiffness; aspen; moisture content; basic density; cross sectional diameter area; bark width; grain angle; taper; sound velocity;

    Abstract : Aspen (Populus tremula L.) accounts for about 2% of the total wood stock in Sweden. Sawmills use only a small part (about 5,000 m³fub) of round wood aspen per year. Since there are no Swedish gradings and design values for aspen, no aspen is used for structural purposes. READ MORE

  6. 5. Genetic control of spring phenology in Populus tremula L. : Looking for local adaptation in a set of candidate genes in the SwAsp collection.

    University essay from Institutionen för ekologi, miljö och geovetenskap

    Author : Kim Lindgren; [2013]
    Keywords : ;

    Abstract : .... READ MORE