Essays about: "pest analysis of events"

Found 4 essays containing the words pest analysis of events.

  1. 1. Exploring patterns in risk factors for bark beetle attack during outbreaks triggered by drought stress with harvester data on attacked trees: A case study in Southeastern Sweden

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Nikolaos Kouskoulis; [2023]
    Keywords : Geography; GIS; Geographic Information Science; Forest ecosystems; Bark beetle outbreak; Southeastern Sweden; Predisposing factors; Triggering factors; Drought stress; Earth and Environmental Sciences;

    Abstract : ABSTRACT Raising temperatures and climate variability have intensified extreme weather events worldwide. These extremes can enhance and trigger possible pest outbreaks. Bark beetle attacks have become a major concern in regions with extensive spruce forest areas. Southeastern Sweden has faced repeated outbreaks resulting in widespread tree loss. READ MORE

  3. 2. Intercropping for enhanced yield stability and food security

    University essay from SLU/Dept. of People and Society

    Author : Md. Raseduzzaman; [2016]
    Keywords : meta-analysis; intercropping; yield stability; food security; livelihood; climate change; pea-barley intercrop; fertilizer effect;

    Abstract : Current monoculture food production facing a lot of challenges. The adverse effect of climate change will shift the current agricultural production towards critical threshold level in many parts of the world. READ MORE

  4. 3. Occurrences of insect outbreaks in Sweden in relation to climatic parameters since 1850

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Mihaela-Mariana Tudoran; [2015]
    Keywords : precipitation; temperature; pests; Sweden; geography; Physical Geography and Ecosystem analysis; storm damages; host trees; Earth and Environmental Sciences;

    Abstract : This study was carried out in order to identify the main insect species responsible for forest damages (pests) in Sweden, and to explore the relationships between insect outbreaks and environmental variables (temperature, precipitation, and availability of insect host trees, including storm damaged trees). Special attention was given to changes in management practices through time, and their consequences for pest outbreaks. READ MORE

  5. 4. Fine mapping of resistance against root aphids in sugar beet

    University essay from SLU/Plant Breeding and Biotechnology (until 121231)

    Author : Emma Leijman; [2011]
    Keywords : Resistance; Sequencing; Mapping; Molecular marker; Single-nucleotide polymorphism; SNP; Genome sequence; Breeding; Root aphids; Pemphigus betae; Sugar beet;

    Abstract : Sugar beet, Beta vulgaris, is an important crop for the global sugar industry being one of the two major crops cultivated for sugar production. In the USA, the sugar beet root aphid, Pemphigus betae, is a regionally occurring pest which damages sugar beets by feeding on their secondary roots which results in reduced biomass and hence a lower yield. READ MORE