Essays about: "dbh growth"
Showing result 21 - 25 of 32 essays containing the words dbh growth.
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21. The effects of site and provenance on survival, growth, stem form and fruiting of Sorbus aucuparia
University essay from SLU/Southern Swedish Forest Research CentreAbstract : Sorbus aucuparia (rowan) is a widespread and common tree in Europe, the species has a large amount of genetic diversity and provenance variation. There is little silvicultural knowledge of the species and it is rarely used in forestry. READ MORE
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22. Effects of tree planting rectangularity on wood quality and growth of Lodgepole pine (Pinus contorta) in Sweden
University essay from SLU/Southern Swedish Forest Research CentreAbstract : Lodgepole pine (Pinus contorta) was introduced on a production scale in Sweden during the mid 20th century. Traditional Swedish forestry practices include planting trees at evenly spaced rectangularities in order to maximize nutrient and light availability to individual trees, minimize branch diameter, and to encourage good stem form. READ MORE
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23. Effekter av höggallring i flerskiktad skog : beståndsutveckling i ett fältförsök med Naturkultur
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : Det övergripande syftet med denna studie var att jämföra volymtillväxten i skog skött enligt principen Naturkultur, genom olika starka höggallringar, med skog skött enligt traditionellt trakthyggesbruk. För att besvara frågeställningarna hur volymtillväxt och inväxning skiljer sig mellan de olika behandlingarna utfördes en fältinventering, under sommaren 2012, av ett försök anlagt 1990-91. READ MORE
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24. Planteringsförbandets inverkan på bildningen av kärnved hos tall (Pinus sylvestris L.) : en modellsimulering av planteringsförbandets inverkan?
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : The current state of knowledge indicates that there is more than one factor that initiates heartwood transition. This study supports its hypothesis on the theory that heartwood is formed by a fixed fraction of the annual growthring, 0,5 to 0,8 rings. READ MORE
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25. A study of root distribution and the effect of Heterobasidion spp. root infection on the growth of live Scots pines (Pinus sylvestris) in Southern Sweden
University essay from SLU/Southern Swedish Forest Research CentreAbstract : Stump treatment against Heterobasidion spp. root infection has not been commonly conducted on Scots pine (Pinus sylvestris L.) plantations in Sweden. To assess whether it should be, growth and volume losses caused by H. READ MORE