157 uppsatser · sida 2 av 11
En unders?kning av f?rh?llningss?tt till d’d ved p? ?ppeltr’d i tr?dg?rdshandb?cker och bland yrkesverksamma tr?dbesk?rare
… wood should be kept or removed) are highlighted for example, aesthetics and biodiversity. To present some background, the essay begins by introducing some previous literature on dead wood. This leads into how dead wood is treated within forestry. Next, previous research on dead …
… damage to ecosystems and are considered to be amongst the greatest threats to biodiversity globally. The lurking threat of harm to well functioning ecosystems has led to the development of global and regional goals and regulations which seek to stop the spread of invasive …
en v?rdering av artrikedomen och dess kulturhistoriska roll
… of Jaummuov?rrie flower meadow in the Ammarn’s area, focusing on its biodiversity and cultural significance. The study aims to evaluate the species richness of the meadow and explore its role in the cultural heritage of the region. In addition to its ecological importance, the …
… in Sweden. The aim of this report is to compare management for preserving biodiversity on a landscape level in two regional coastal areas in Uppsala and Västra Götaland respectively. In Uppsala, one of the plans consists of a previous nature reserve and in Västra Götaland, a …
… in Sweden. One of its aims was to raise the consideration for preservation of biodiversity. Since this happened over 15 years ago there is now an interest in analyzing if the law has been effective in its purpose. In this study methods suitable for analysis are being …
… species and not only saproxylic. As wet spruce stumps presented the lowest biodiversity, it could be thus advised, in a context of biodiversity conservation, to set aside in priority birch and more generally broadleaves stumps.
does it make any difference to saproxylic beetles?
Piles of deadwood are often retained in forests after management to support the biodiversity ofsaproxylic organisms which depend on deadwood to survive. Any knowledge about the crucial role ofpiles as suitable habitat of saproxylic organisms compared to single distributed …
En studie om avverkningar och avverkare i skogarna runt Saxdalen i södra Dalarna
… considerations are taken during regeneration fellings to preserve biodiversity. The focus of the thesis has been the preservation of storm sturdy trees, deciduous trees and standing dread trees, larger tree stumps and protected zones around watercourses. The protected zones were …
… of the need for ditching maintenance in old forest ditches that takes biodiversity, water protection and forest production into consideration. Inventory methods from five Swedish and Finnish forest companies, agencies and organisations were compared. Their employees were …
Lägesrapport över den svenska jordbruksdebatten
… of food as in conventional farming, leading to deforestation and loss of biodiversity. As for climate change, the critics claim that the significantly higher productivity in conventional crop production compared to organic, releases surplus land, which could be used for bio-fuel …
… Forest Inventory. We have also discussed how the wood production and the biodiversity can be increased in mixed stands, in according to the Swedish forestry act Skogsvårdslagen. Our sampling areas are located in Norrland, Sweden. The results show a significant correlation …
… of eelgrass meadows and their ecosystem services, such as a carbon sink and biodiversity support. The results show that filamentous algae have increased markedly in coverage in Swedish coastal areas between 1980 and 2021, especially in sheltered bays, indicating that altered …
… promoting recruitment of herbaceous plants, which preserves the habitats high biodiversity, ecological function and cultural-historical value.
vetenskap eller gissningar?
… today. In the essay six items within the chapter on environmental issues and biodiversity are examined: the proportion of protected forest, the proportion of annually burnt clear-cut stands, the number of trees with large diameter, the amount of dead wood, the proportion of …
ett välbehövligt komplement?
… There are thus hopes that this method will meet the needs for maintaining biodiversity and satisfy social and cultural values. In this paper I review literature regarding CCF in the Nordic Countries and discuss the consequences of CCF methods on ecological, economic, social and …
