Essays about: "poplar forest"

Showing result 16 - 20 of 24 essays containing the words poplar forest.

  1. 16. Poppel - en möjlighet i norra Sverige?

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

    Author : Malin Boström; Lisa Linck; [2012]
    Keywords : biomass production; fast growing tree species; Norwegian Spruce; Populus sp.; Populus trichocarpa; renewable energy sources;

    Abstract : The countries in the European Union have agreed to increase their percentage renewable energy sources to 20 %. To reach this goal an increase of biomass production needs to be made. One way of achieving this is by using nonnative species. Poplar in Sweden produces biomass faster than the domestic trees. READ MORE

  3. 17. Alternativt resursutnyttjande av nedlagd jordbruksmark : finansiell analys vid beskogning respektive utarrendering av jordbruksmark

    University essay from SLU/Dept. of Economics

    Author : Oskar Eliasson; Marcus Hallenberg; Matilda Thelin; [2012]
    Keywords : ekonomi; nuvärde; investeringskalkyl; jordbruksarrende; beskogning av jordbruksmark; hybridpoppel; vårtbjörk; gran; markersättning;

    Abstract : Under den senare delen av 1900-talet har beskogning av jordbruksmark till och från applicerats i det svenska jord- och skogsbruket (Eriksson et al., 2011). I och med "Omställning 90"erbjöds lantbrukare omställningsstöd för att lägga jordbruksmark i träda eller på annat sätt minska verksamheten (www, Riksdagen, 1, 1995). READ MORE

  4. 18. Torrefaction of biomass : a comparative and kinetic study of thermal decomposition for Norway spruce stump, poplar and fuel tree chips

    University essay from SLU/Dept. of Energy and Technology

    Author : Xun Luo; [2011]
    Keywords : torrefaction; biomass; poplar; Fuel Tree Chips FTC ; stump; heating value; grindability; Kinetic study; activation energy; pre-exponential factor; reaction order; Scanning Electric Microscope SEM ;

    Abstract : Stump biomass is energy rich and stump harvesting for use as fuel become more and more interesting in Sweden. Swedish Forest Agency (2009) has estimated that stump harvesting in Sweden would respond to an annual energy supply of 57 TWh/year. However, stump has not been recognized as a bioenergy resource in Sweden. READ MORE

  5. 19. Methods on poplar propagation and establishment on forest and agricultural land in Sweden

    University essay from SLU/Dept. of Energy and Technology

    Author : Teresa Brage Tuñón; [2009]
    Keywords : Short rotation forestry; Forest management; Bioenergy; Spain; Sweden;

    Abstract : Currently, in Sweden, the interest in growing poplars is increasing. But there is still scarce of knowledge about the appropriate species and clones that should be used for the specific conditions of Sweden. The disposal of information to farmers is also limited, which can difficult the establishment of poplar plantations. READ MORE

  6. 20. Methods of poplar propragation and establishment on forest and agricultural land in Sweden

    University essay from SLU/Dept. of Energy and Technology

    Author : Teresa Brage Tuñón; [2009]
    Keywords : poplar; propagation; cuttings; planting; harvesting; clones;

    Abstract : Currently, in Sweden, the interest in growing poplars is increasing. But there is still scarce of knowledge about the appropriate species and clones that should be used for the specific conditions of Sweden. The disposal of information to farmers is also limited, which can difficult the establishment of poplar plantations. READ MORE