343 uppsatser · sida 4 av 23
generell beskrivning, förekomst av traktorspår samt kvicksilverhalter i körpåverkat ytvatten
… occur in the riparian zones are reflected quickly in the stream. Driving with forestry machines in the riparian zone will have detrimental effects to the soil and water. Driving the machines will lead to changes in the mineral soil composition, resulting in the reduction of …
… plans" is to help forest owners to reach the environmental goal of the forestry act. But are they able to do that? Is it possible to plan preservation of species on single estates? How do single-estate-plans differ from a landscape analysis and how can the landscape approach be …
en fallstudie på Kallsö
… heights The largest management class and thereby also the most important for forestry on Kallsö. However, the silviculture must be flexible since the terrain is varying. Leaving shelterwoods and seedtrees, and gap-cuttings can be carried out in combination. Valley bottoms and …
The Regional Forestry Board in Värmland- Örebro needs increased knowledge on silviculture in broad- leaved forests. This thesis is an inventory of naturally regenerated broad leaved forests, and the results from the inventory have been compared with The Regional Forestry Board’s …
… Sweden. The objects should be on private property, be in the Swedish County Forestry Boards database ”Kotten”, have an average height of maximum 3 m, be planted with Scots pine or Contorta between 1986-1993 and be on mesic or dry sites. 17 objects were chosen randomly for an …
… relevant literature and published reports as well as personal communications. Forestry has traditionally been characterized by intense efforts to rationalize and mechanize the cutting technique used for timber and pulpwood. In line with the increasing importance of forestry …
planering av skolskog och rekreationsanalys för Sätra, en stadsdel i Gävle
… concerning Sätra. This involves planning and adjusting the forests and forestry activities for the visitors. In particular it is important to adapt the areas of the forest close to buildings, while in more distant or randomly visited areas a more conventional forestry is …
… in their forest ownership. The most important interest in their estate was ”forestry”, but economy, hunting and wildlife were also important matters. Those who had attended courses in nature conservation did not show better nature conservation results. In this study, two percent …
… it is required to have a forest management plan that is approved by the Forestry Board in the province in question (Thill, B. 2006/2007). The methodology of the thesis was as follows: first, an thorough examination of the general conditions of forests, forest laws and forest …
en fältstudie över föryngring, trädslagsfördelning och död ved 14 år efter åtgärd
A new Swedish political approach to forestry was initiated 1993, that put goals of production and environmental issues into equal importance to Swedish Forestry Law. Earlier nature conservation very often declaimed preservation the best way to conserve nature, but recently it is …
High levels of Hg in fish in Swedish lakes have been a problem along time in Sweden. The major concern is production and accumulation of the most toxic form of mercury; methyl mercury (MeHg). Consequently, in about half of our 83 000 lakes fish contain concentrations above the …
… of the management on the carbon stock of the property was also examined. A forestry plan established in 2009 by Skogssällskapet was used as a basis for the analyses. As a complement to the forestry plan an objective survey was carried out in eight of the stands. The analysis was …
… more than one time and with shorter interval than practiced in commercial forestry. Thestands were with few exceptions located in the inland of northern Sweden. The amount ofnitrogen applied to the stands exceeded in most cases the levels 150 kg/ha, which are normallyapplied in …
… with the purpose to highlight any differences between some of the leading forestry companies and significant forest organizations in Sweden. The companies represented in this report are Korsnäs, Mellanskog, SCA, Sveaskog and Södra. In the beginning of this study an interview …
medborgarnas gemensamma uterum?
… with the purpose to highlight any differences between some of the leading forestry companies and significant forest organizations in Sweden. The companies represented in this report are Korsnäs, Mellanskog, SCA, Sveaskog and Södra. In the beginning of this study an interview …
