Essays about: "Spruce-forest soil"

Showing result 11 - 15 of 19 essays containing the words Spruce-forest soil.

  1. 11. Forestry and climate change mitigation : climate change mitigation potential for different rotation lengths in Norway spruce forests, Götaland, Sweden with a short and a long term perspective

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Gustaf Gustafsson; [2009]
    Keywords : rotation age; net emission CO2; carbon dioxide sink; time horizon; CO2FIX V 3.1; climate change; forest management; Kyoto protocol;

    Abstract : During the last year the awareness about the anthropogenic induced climate change due to increasing level of Green House Gases (GHGs), like for example carbon dioxide (CO2) has increased drastically. The atmospheric content of CO2 which is the GHG that the forest sector mainly can influence has increased from 280 ppm pre-industrial time (1750) to 379 ppm 2005. READ MORE

  3. 12. C and N mineralization and earthworm populations in a Norway spruce forest at Hasslöv (SW Sweden), 25 years after liming

    University essay from SLU/Dept. of Ecology

    Author : Janneke Ravenek; [2009]
    Keywords : carbon; nitrogen; mineralization; liming; acidification; earthworm;

    Abstract : During the last decades of the 20th century, acid rain affected many areas in Europe and NorthernAmerica. Soil acidification was considered a large problem for forest ecosystems, because it wasexpected that tree growth would be hampered by low pH, nutrient deficiencies and highconcentrations of free Al. READ MORE

  4. 13. Stubblyftningens initiala effekt på emissioner av växthusgaser från en granmark i Småland

    University essay from SLU/Dept. of Soil and Environment

    Author : Björn Holmström; [2008]
    Keywords : stubbskörd; stubbrytning; skogsbruk; markstörning; markrespiration; CO2; N2O; CH4; metan; lustgas; koldioxid; kolbalans;

    Abstract : In order to reduce greenhouse gas emissions from human activities fossil fuels will have to be replaced with renewable energy alternatives, such as bioenergy. Sweden has a great potential to produce bioenergy derived from forest products and there is currently a great interest within Sweden in using stumps for bioenergy production. READ MORE

  5. 14. Skånes gröna guld : anläggning, odling & mossarter i mossträdgården

    University essay from SLU/Horticulture

    Author : Corinne Carlsson; Hermine Wendt; [2007]
    Keywords : mossor; mossa; mossors biologi; bryophyter; levermossor; bladmossor; mossträdgård; japanska trädgårdar; mossanvändning; kommersiell odling av mossor; anläggning;

    Abstract : This is a 15 hp (10 p) thesis in biology at the programme for Horticulture Management at the Swedish University of Agricultural Sciences, Alnarp. In this literature study we have processed, reviewed and arranged facts and research, to make it more available for those who want to know more about establishment or cultivation of mosses. READ MORE

  6. 15. Degradation of Cypermethrin by indigenous bacteria in local industrial, beech- and spruce-forest soil

    University essay from Sektionen för ekonomi och teknik (SET)

    Author : Joakim Engblom; [2007]
    Keywords : Pyrethroids; Cypermethrin; Soil-bacteria; Beech-forest soil; Spruce-forest soil; Industrial soil; Microcosms;

    Abstract : Soil from local beech-forest, spruce-forest and an industrial area was taken. Control- and test-microcosms containing 150 ml soil were spiked with cypermethrin 0,4 mg/ml soil. Cypermethrin residues were extracted on day seven and 14. Cyclohexane and deionized water was utilized in multiple step extraction processes. READ MORE