Essays about: "aerial photo interpretation"
Showing result 1 - 5 of 10 essays containing the words aerial photo interpretation.
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1. Influence of forest mires on wildfire : a landscape analysis of the 2014 Västmanland forest fire
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : Forest fire is a major natural disturbance that influence forest ecosystem structure and composition at both the stand and landscape level. In boreal Fennoscandia fire frequency has been very low over the last c.150 years due to effective fire suppression, although occasionally high-intensity fires escape initial attack and grow big. READ MORE
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2. Fjällvärlden i Sverige enligt NILS : miljöövervakningsdata från fältinventering och flygbildstolkning
University essay from SLU/Dept. of Forest Ecology and ManagementAbstract : NILS står för Nationella Inventeringen av Landskapet i Sverige. Programmet, som finansieras av naturvårdsverket omfattar hela Sverige och övervakar biologisk mångfald och påverkan på landskapet av markanvändning och andra förändringar. Här ingår Sveriges fjällvärld, som i många avseenden är en speciell region. READ MORE
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3. Increase of tree abundance between 1960 and 2009 in the treeline of Luongastunturi in the northern Swedish Scandes : change detection based on aerial photographs
University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskapAbstract : Aerial photo interpretation shows a recent densification of trees has been occurring between 1960 and 2009 in the mountain birch (Betula pubescens ssp. czerepanovii) forest of the treeline ecotone in northern Swedish mountains. READ MORE
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4. Stamräkning och identifiering av åtgärdsbehov i röjnings- och gallringbestånd med hjälp av låghöjdsbilder
University essay from SLU/Dept. of Forest Resource ManagementAbstract : This report is an assessment of the feasibility of using aerial photographs to estimate number of stems per hectare in young forest stands, used together with upper height to determine the need for pre-commercial thinning or ordinary thinning cutting. Aerial photo-interpretation was conducted in 2007 on assignment of Stora Enso Skog AB. READ MORE
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5. Ajuourhållning av ungskogsdata med hjälp av digitala flygbilder
University essay from SLU/Dept. of Forest Resource ManagementAbstract : The purpose of this study is to investigate whether it is possible for SCA to update their stand register with use of digital aerial photos photographed with a Zeiss/Intergraph DMC. "Updating" in this study implies the delineation of stands and estimating stand variables such as average stand height, volume density, stand volume, and tree species composition in order to identify stands which can be of current interest for thinning. READ MORE