Essays about: "biologiska indikatorer"

Showing result 1 - 5 of 13 essays containing the words biologiska indikatorer.

  1. 1. A Statistical Approach to Understand the Evolution of Exotic Butterfly Species

    University essay from KTH/Matematisk statistik

    Author : Elin Eliasson; Rebecka Haraldsson; [2023]
    Keywords : Phylogenetics; Tree reconstruction; COI barcoding; General Time Reversible Model; K80 Model; Evolution; Butterflies; Fylogenetik; Rekonstruktion av träd; COI barcoding; General Time Reversible modell; K80 modell; Evolution; Fjärilar;

    Abstract : The alarming rate at which we see the decline in biodiversity due to human activity has raised concerns about the well-being of our planet. Butterflies which serve as pollinators are an essential part of many ecosystems and sensitive indicators of environmental changes and can provide valuable insight into how ecosystems function and evolve. READ MORE

  3. 2. Effekt av olika odlingssystem på markstruktur och avkastning : pargårdsstudie i Skåne

    University essay from SLU/Dept. of Soil and Environment

    Author : Clara Kihlstrand; Linnéa Frisk; [2023]
    Keywords : Markhälsa; reducerad jordbearbetning; ; Conservation Agriculture; plöjning; mellangröda; höstvete; aggregatstabilitet; daggmaskar; pH; dragkraft; infiltration; vattenhalt;

    Abstract : Metoderna att odla jordbruksmark är många. Dessa odlingssystem påverkar markstrukturen och markhälsan på olika vis. Markhälsa är ett begrepp som blir allt viktigare. Under 2023 kommer EU med nya markdirektiv som ska säkra långsiktig odling och hjälpa till att nå klimatmålen. READ MORE

  4. 3. Soil health on organic farms : linking organic farmer practices to soil health and yield

    University essay from SLU/Dept. of Soil and Environment

    Author : Lina Johansson; [2023]
    Keywords : organic farming; bulk density; management;

    Abstract : Soil health is a part of the sustainable agriculture which the EU is trying to develop. Organic farming can be one way of working towards more healthy soils. The term soil health can be divided into biological, chemical, and physical aspects of the soil that are necessary to sustain the plants grown. READ MORE

  5. 4. Bioekonomin och den biologiska mångfalden : de regionala skogsstrategiernas vägval mellan monetära värden och artrikedom

    University essay from SLU/Dept. of Urban and Rural Development

    Author : Signe Samuelsson Propst; [2021]
    Keywords : regionala skogsstrategier; diskursanalys; WPR; biologisk mångfald; biodiversitet; bioekonomi;

    Abstract : Uppsatsen undersöker, med hjälp av diskursanalytisk WPR-metod, hur tre regionala skogsstrategier förhåller sig till mål om biologisk mångfald i relation till det nationella skogsprogrammets vision om en växande bioekonomi. Den biologiska mångfalden framställs i strategierna som något krä-vande, som behöver mycket insatser för att bevaras. READ MORE

  6. 5. Quantifying the state of the coral reef ecosystem in relation to biophysical benthic and pelagic indicators and biological drivers of change in the Saba National Marine Park, Dutch Caribbean

    University essay from SLU/Dept. Of Aquatic Resources

    Author : Wiebke Homes; [2021]
    Keywords : GCRMN; Reef Health Index; ; marine protected area; fish-benthos interaction; macroalgae; herbuvory; trophic cascade; fishing; coral disease; Caribbean;

    Abstract : Coral reefs are experiencing large scale degradation. Motivated by the need for regular data monitoring and for quantification of the state and change of benthic and pelagic organisms, the Global Coral Reef Monitoring Network protocol was executed on 18 dive sites in fished and unfished areas around the island of Saba in the Saba National Marine Park (SNMP) in the Dutch Caribbean from March to May 2019. READ MORE