Essays about: "krontäckning"

Found 4 essays containing the word krontäckning.

  1. 1. Rehabilitation in a tropical secondary rain forest in Malaysian Borneo : early effects of canopy properties on light conditions at the forest floor

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

    Author : Joakim Jansson; [2015]
    Keywords : tropisk sekundär regnskog; Dipterocarpaceae; krontäckning; ljus; densiometer; luckor; hemisfäriska foton; tropical secondary rainforest; openness; canopy; light; gaps; visible sky; hemispherical photographs; Crown Illumination Index; densiometer;

    Abstract : Tropisk regnskog i Sydostasien är ett av de områden som hyser störst biodiversitet i världen, av vilken stora ytor är hotat. Ön Borneo drabbades av en katastrof åren 1982-1983 efter att väderfenomenet El Niño orsakat torka med vidsträckta skogsbränder som följd. READ MORE

  2. 2. Tree species traits response to different canopy cover for 34 tree species in an enrichment planted tropical secondary rain forest in Sabah, Malaysia

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

    Author : Li Videkull; [2014]
    Keywords : Climax species; crown growth; dbh growth; Dipterocarpaceae; forest rehabilitation; height growth; pioneer species; tree species traits; tropical rain forest; wood density; diametertillväxt; höjdtillväxt; klimaxarter; krontillväxt; pionjärarter; skogsrehabilitering; tropisk regnskog; trädslagsegenskaper; veddensitet;

    Abstract : Tropical rain forests only cover around six percent of the world’s land area and contain around 70 % of the world´s animals and plants. Tropical rainforests have been, and still are, negatively affected by human activities. These activities lead to forest degradation which has negative impacts on production and biodiversity. READ MORE

  3. 3. Qualities and supply of suitable dead wood for Ceruchus chrysomelinus and its dispersal pattern in a translocated population

    University essay from SLU/Dept. of Ecology

    Author : Malin Karlsson; [2012]
    Keywords : Ceruchus chrysomelinus; saproxylic beetle; translocation; dead wood; dead wood qualities; suitable substrate; species conservation; conservation biology;

    Abstract : The wood-living beetle Ceruchus chrysomelinus is a rare species connected to natural forests. In Sweden, it is red-listed as endangered (EN) and an action plan for its preservation has been done by the Swedish Environmental Protection Agency. In this work I have therefore investigated how a translocation of the species succeeded after 17 years. READ MORE

  4. 4. Natural and cultural continuous cover forests in Sweden : how much remain and how are they managed?

    University essay from SLU/Dept. of Forest Products

    Author : Robert Axelsson; [2006]
    Keywords : continuous cover forest; continuous cover forestry; forest dynamics; forest management;

    Abstract : Swedish forestry has a long and successful history of developing sustained production of wood. Consequently silviculture is dominated by clear-felling approaches, despite the fact that Swedish forests are ecologically and culturally diverse. A considerable proportion of our naturally dynamic forests were Continuous Cover Forests (CCF). READ MORE