21 uppsatser · sida 2 av 2
… were planted together at the same time. Shrubs spontaneous spread under a canopy of mature forest, in another. In a third stand an open shrubland became overgrown by trees into a forest. In the fourth stand the shrublayer was actively planted into a young forest. Shrubs …
… in short based on the lands ability to grow forest that reaches 5 meters, 10 % canopy closure and has a continuous distribution, according to FAO at least 0.5 hectares. A country-wide laser scanning is now carried out for the production of a new national elevation model; the …
Effekt på abundans, samt återhämning, av funktionella födogrupper efter kalavverkning kring små vattendrag.
… sampled for benthic invertebrates using a Surber-sampler, and for each site canopy-cover and pH was obtained. Further, the age of the surrounding forest at each was visually assessed and created a 100-year gradient along which temporal changes in abundance of the functional …
… forests which could affect bird assemblages, for example differences in canopy density and ground vegetation. Birds were surveyed in 14 localities in northern Sweden, each characterized by one middle-aged stand of lodgepole pine next to a stand of Scots pine. The two paired …
… the theory is that thinning increases the berry production by opening up the canopy and increasing the nutrient availability. Alberta might be able to promote their bear population by thinning, however experiments should be done to see if there is an increase in berry production …
Denna rapport är ett examensarbete inom maskinteknik på c-nivå (15hp). Då författaren ansåg att dagens hammockar inte utvecklats speciellt mycket sedan de blev populära i Sverige på 60-talet, valde han att ägna detta arbete åt att försöka ta fram en mer modern sådan. Projektet …
