Essays about: "dead spruce"
Showing result 1 - 5 of 49 essays containing the words dead spruce.
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1. Odlingsförsök med Pinus sylvestris i gransågspån blandat med hydrokol respektive pyrokol
University essay from SLU/School for Forest ManagementAbstract : Torv är det vanligaste odlingssubstratet som används idag till de mer än 400 miljoner skogsplantor som årligen levereras till det svenska skogsbruket. Det låga näringsinnehållet och goda vattenhållande förmågan gör att torven går att anpassa efter behov med gödsling och kalkning. READ MORE
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2. Differences and similarities in stand characteristics after prescribed burning and wildfire : implications for conservation of forest biodiversity
University essay from SLU/Dept. of EcologyAbstract : 1. Wildfires are a natural disturbance in the boreal forests of Fennoscandia and have shaped and formed forests in the past, resulting in very heterogeneous forests containing large amounts of dead and living trees in various age classes. READ MORE
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3. Planteringspunktens påverkan på plantöverlevnad
University essay from SLU/School for Forest ManagementAbstract : Skogsvårdslagen har sedan 1903 satt krav på återväxt på avverkade skogsmarker. Skyddet för dessa plantor har historiskt gått från kemisk plantbehandling till mekaniskt skydd och olika former av markbehandling. READ MORE
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4. Environmental factors affecting European spruce bark beetle (Ips typographus) outbreaks in Sweden : Linking AI-detected dead spruce, soil moisture, nature protection and bark beetle outbreak (Ips typographus) in Sweden
University essay from Karlstads universitetAbstract : Norway spruce (Picea abies) is a vital tree species in Sweden's extensive forested landscape. However, the planting of spruce beyond its natural range has made it vulnerable to pests like the spruce bark beetle (Ips typographus), which has caused substantial damage to Swedish forests. READ MORE
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5. Recent expansion of the endangered beetle Plagionotus detritus in the greater Stockholm area
University essay from Uppsala universitet/Institutionen för biologisk grundutbildningAbstract : Biodiversity is declining worldwide, and the biggest reason for this is habitat destruction. In Sweden one third of all the red listed species belongs in broadleaved deciduous forests. The most common reason for the endangerment of these species is the destruction of the deciduous forest. READ MORE