Essays about: "Sitka spruce"

Showing result 1 - 5 of 10 essays containing the words Sitka spruce.

  1. 1. Comparison of native and introduced tree species in a range from low to high productivity sites in southern Sweden

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Gailene Brazaityte; [2023]
    Keywords : introduced tree species; low productivity sites; moderate productivity sites; high productivity sites; Picea abies; Pinus sylvestris; Betula pendula; Picea glauca; Picea mariana; Picea sitchensis; Pinus contorta; Pseudotsuga menziesii; Abies grandis; Populus balsamifera; Larix x eurolepis; Populus tremula × Populus tremuloides;

    Abstract : The dilemma of climate change, biodiversity conservation and economic efficiency in nowadays forestry leads us to search for the new solutions. Introduction of non-native tree species becomes a more frequently explored field as a solution for the future problems. READ MORE

  3. 2. An early study on the potential of landscape and geographical variables to reduce bias in forest forecast planning in Ireland : a view on the value of data mining in an industry and era rich in information

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Charles Socrates Judd; [2022]
    Keywords : landscape; logistic regression; strategic; tactical; forecast; elevation;

    Abstract : At a time when data are an integral part of many industries and the world as a whole, driven by a digital dominant era, there is an emerging discussion surrounding the level of value captured. Using data accumulated in the forest management system and the surrounding databases of the forestry semi state Coillte, my aim was to research if there was any type of data that could potentially be used to identify and understand inaccuracy in long- and short-term forecasting. READ MORE

  4. 3. Phenotypic differences between plus-tree progenies of Sitka spruce (Picea sitchensis) and a comparison with Norway spruce (Picea abies)

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Teresa López-Andújar Fustel; [2019]
    Keywords : Picea sitchensis; growth; heritability; phenotypic and genetic correlations;

    Abstract : Forest productivity and economic gains are two of the most important aspects to consider when managing forests these days. The performance of these depends on rotation periods and yields providing new opportunities to maximize earnings from the forest site and plant material. READ MORE

  5. 4. Avverkning av sitkagranar i Skottland

    University essay from SLU/School for Forest Management

    Author : Arvid Zackrisson; [2015]
    Keywords : slutavverkning; skördaraggregat; kortfilm;

    Abstract : The purpose of this study is to explain the problem with low growing branches on sitka spruce, making it hard to do timber harvesting in Scotland and how different forest equipment companies have solved the problem with solutions for a example a double pair of delimbing knives. This study is a part of the examination in the Forest Management Programme ( Bsc level) at the Swedish University of Agricultural Sciences located in Skinnskatteberg, Sweden. READ MORE

  6. 5. Volume and taper equations for Sitka spruce (Picea sitchensis (Bong.) Carr.), Norway spruce (Picea abies (L.) Karst.) and White spruce (Picea glauca (Moench) Voss) in Iceland

    University essay from SLU/Dept. of Forest Resource Management

    Author : Larus Heidarsson; [2014]
    Keywords : single-tree stem volume; stem diameter;

    Abstract : The aim of this study was to evaluate different types of volume and taper equations that can be used to predict single-tree stem volume and stem diameter at any given height along the tree stem for plantation grown Sitka spruce (Picea sitchensis (Bong.) Carr.), Norway spruce (Picea abies (L. READ MORE