Essays about: "Populus trichocarpa"

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

  1. 1. Poplar for biodiversity? : comparison of lichen communities in stands of Balsam poplar, Hybrid larch, Silver birch and Norway spruce

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Ewa Zuzanna Jastrzebska; [2020]
    Keywords : Poplar; Populus trichocarpa; lichen; biodiversity; epiphytic lichen; Norway spruce; Hybrid larch; Silver birch; Sweden;

    Abstract : Due to increasing interest in the use of non-native tree species, more knowledge is needed concerning their effects on biodiversity. In this context, epiphytic lichens were investigated in two stands of non-native tree species (Larix×eurolepis and Populus trichocarpa) and two stands of native tree species (Picea abies and Betula pendula) in a field experiment in southern Sweden. READ MORE

  3. 2. Differences in aluminum tolerance of populus genotypes : development of methodology for identification of poplar genotypes suitable for acidic forest land

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Mikas Arlauskas; [2020]
    Keywords : populus; poplar; poplar hybrids; aluminum; aluminum tolerance; aluminum sensitivity; aluminum susceptibility; aluminum toxicity;

    Abstract : Forest lands hold great potential for Populus plantations for bionenergy purposes. However in native boreal forests where land for establishing these plantations is abundant poplars encounter challenges in establishment. READ MORE

  4. 3. Effects of thinning on growth and development of second poplar generations

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Thi Ha Nguyen; [2018]
    Keywords : Poplar Populus sp.; stump-sprouts; root-suckers; thinning; volume-production; diameter growth; stability;

    Abstract : Stands consisting of poplar stump sprouts and root suckers show high potential of successful establishment and pose a cheap management alternative to the currently planted poplar plantations. Due to the relatively small proportion of presently existing poplar plantations in Sweden, especially second generations, knowledge about production potential and silviculture treatments for poplar is scarce. READ MORE

  5. 4. Cellulosasyntesgener i två Populusarter : släktskap och uttrycksmönster under vedbildning

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Jenny Dahl; Hilda Mikaelsson; [2016]
    Keywords : Populus trichocarpa; Populus tremula; genom; cellväggssyntes;

    Abstract : Cellulosa är ett förnyelsebart material som är högaktuellt i dagens miljömedvetna samhälle. För att kunna nyttja den effektivt krävs kunskap om de processer som styr vedbildning och trädens tillväxt. READ MORE

  6. 5. Beståndsstorlekens påverkan på andelen skador orsakade av vilt i poppelbestånd

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Andreas Jönsson; [2015]
    Keywords : poppel; Populus; fejning; betning; vilda betesdjur; beståndsstorlek; kantzon; poplar; fraying; browsing; ungulates; stand size; edge zone;

    Abstract : Under början av 1900-talet började forskning om hybridisering av olika poppelarter. Forskning har skett i flera länder som Sverige, Danmark, Tyskland, Belgien och USA. En av de mest framstående korsningarna är klonen OP 42 (P. maximowiczii x P. READ MORE