Essays about: "mother trees"

Showing result 1 - 5 of 6 essays containing the words mother trees.

  1. 1. Skillnader mellan granindivider gällande initieringsfrekvens för somatisk embryogenes

    University essay from SLU/School for Forest Management

    Author : Josefine Björs; Jonathan Sjögren; [2023]
    Keywords : skogsträdsförädling; Picea abies; fröklonförökning;

    Abstract : Gran (Picea abies) har länge varit ett viktigt trädslag för den svenska skogsnäringen. Skogsbruket står inför en oviss framtid och med ett alltmer ostadigt klimat behövs ett genetiskt material som kan klara dessa nya prövningar. READ MORE

  3. 2. Performance of susceptible and tolerant juvenile Fraxinus excelsior infected by Hymenoscyphus fraxineus, the invasive pathogen causing ash dieback

    University essay from SLU/Southern Swedish Forest Research Centre

    Author : Axelina Jonsson; [2017]
    Keywords : ash dieback; Fraxinus excelsior; Hymenoscyphus fraxineus; disease tolerance; heritability;

    Abstract : European ash (Fraxinus excelsior), a tree species with both economic and ecological importance, has experienced a steady population decline in Europe since the early 1990’s due to ash dieback, caused by the pathogen Hymenoscyphus fraxineus. In 2001, the first observations of ash dieback were made in Sweden and by 2010, ash had become a red-listed species. READ MORE

  4. 3. Fuzzy Matching and Merging of Family Trees using a Graph Database

    University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

    Author : Hampus Lundberg; [2015]
    Keywords : Fuzzy; Graph; Matching; Graph Database; Neo4j; Lucene; Family Trees; Technology and Engineering;

    Abstract : Association for computer aided genealogy research of Sweden(DIS) is investigating the possibility of a nationwide genealogical database (RGD) of Sweden's historical population. The finished database should contain basic information about individuals' names, birth, marriage, death, and individuals' relationships such as father, mother, husband/wife and children. READ MORE

  5. 4. Stress hos våra sällskapskatter med inriktning på flerkattshushåll och åtgärder

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Emma Karlsson; [2014]
    Keywords : stress; katt; miljöberikning; flerkattshushåll; beteende; cat; enrichment; multi-cat household; behaviour;

    Abstract : Katter är populära husdjur och finns i många hushåll i Sverige och även i resten av världen. Det är ett djur med en behändig storlek och många tycker att det är ett djur som passar att ha i lägenhet och i stan. READ MORE

  6. 5. The effects of mother trees and site conditions on the distribution of natural regeneration establishment in a Bornean rainforest disturbed by logging and fire

    University essay from SLU/Dept. of Forest Ecology and Management

    Author : Sebastian Backlund; [2013]
    Keywords : Dipterocarpaceae; Dipterocarps; dispersal; mother trees; natural regeneration; site factors; tropical rainforest; Dipterocarper; moderträd; naturlig föryngring; spridning; ståndortsfaktorer; tropisk regnskog;

    Abstract : In the tropics, logging and wild fire can result in degraded secondary forests with lower biodiversity than in the natural forest. One way to limit forest degradation is to rehabilitate the present large areas of secondary forests. READ MORE