264 zoekresultaten voor “soil biodiversity” in de Publieke website
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Plant-soil interactions determine ecosystem aboveground and belowground processes in primary dune ecosystems
Soil biodiversity is of great importance for the maintenance of multifunctionality in terrestrial ecosystems.
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Assemblage and functioning of bacterial communities in soil and rhizosphere
Promotores: J.A.van Veen, P.L.G.Klinkhamer. Co-promotor: E.E.Kuramae
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impact of defense hormones on the interaction between plants and the soil microbial community
The soil ecosystem consists of the largest reservoir of biodiversity on Earth.
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Using soil inoculations for ecological restorations
How soil microbial composition impacts structure and composition of the aboveground plant and animal communities?
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Interactions of Human Mobility and Farming Systems and Impacts on Biodiversity and Soil Quality in the Western Highlands of Cameroon
Promotors: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon, Prof.dr.ir. H.H. de Iongh
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Microbial communities in Pampa soils; impact of land use changes, soil type and climatic conditions
Promotor: J.A. van Veen, Co-promotor: E.E. Kuramae
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Understanding disease suppressive soils
Soil is a home for an unbelievable diversity and abundance of microbial life that is essential for supporting life on our planet.
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Impact of nitrogen fertilization on the soil microbiome and greenhouse gas emission
The use of N fertilizers has increased worldwide in the past century. While this increased input of N has increased food productivity, it has also contributed to decreases in biodiversity, soil quality and environmental health, including increases in greenhouse gas emissions.
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PhD candidate on soil fungal ecology
Wiskunde en Natuurwetenschappen, Centrum voor Milieuwetenschappen Leiden (CML)
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Soil legacy effects on aboveground plant-insect interactions
In this thesis, the role of plant-mediated soil legacy effects in shaping aboveground plant-insect interactions was investigated.
- Biodiversity
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Soil and crop management options to improve nitrogen cycling on dairy farms on peat soil
The main research question of this thesis was: Can nitrogen cycling on dairy farms on peat soil in the Dutch Green Heart area be improved by adapting management to the nitrogen supply from soil and by using other grassland species and crops without affecting milk production?
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Ecological functioning of bacterial chitinases in soil
Promotores: Prof.dr. H. van Veen & Prof.dr. W. de Boer (Wageningen University)
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Assistant Professor in Computational Biodiversity
Wiskunde en Natuurwetenschappen, Leiden Institute of Advanced Computer Science (LIACS)
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the root of variation: A metabolomics perspective to plant soil-feedback
By growing in a soil plants change the biotic and abiotic properties of the soil in which they grow.
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Biodiversity and Sustainability (MSc)
In deze opleiding streef je naar het beantwoorden van biologische vraagstukken in relatie tot milieu, ecologie en andere maatschappelijk relevante onderwerpen.
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differ? Understanding the mechanisms of mycorrhizal fungal impacts on soil C sequestration
How presence, abundance and enzymatic activities of AM and EM fungi differently affect soil carbon sequestration processes?
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Learning from nature: using plant-soil feedback principles to improve growth and health of a horticultural crop
Plants and soils from natural ecosystems harbor great diversity of soil microorganisms, which could potentially contribute to the sustainability of horticulture. The knowledge about using wild plant species and soil from natural ecosystem to improve the crop health will advance the application of ecological…
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interactions in Jacobaea vulgaris: zooming in and zooming out from a plant-soil feedback perspective
In this thesis, I focused on studying the above- and belowground interactions of J. vulgaris from a plant-soil feedback (hereafter, PSF) perspective. I investigated the temporal variation of negative PSF and examined the effects of root-associated bacteria on plant performance and aboveground herbiv…
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Unsprayed field margins: effects on environment, biodiversity and agricultural practice
A management strategy has been developed for field margins to reduce pesticide drift to non-target areas and to promote biodiversity on arable land. To this end, 3 and 6 m wide strips along the edges of winter wheat, sugar beet and potato crops have been left unsprayed with herbicides and insecticides…
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Modelling the role of mycorrhizal associations in soil carbon cycling: insights from global analyses of mycorrhizal vegetation
In this PhD study, I aim to deepen our understanding of the influence of major mycorrhizal types, namely arbuscular mycorrhizae (AM) and ectomycorrhizae (EM), on the global soil carbon cycle and their potential distribution changes under future environmental shifts.
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global regionalized impacts of eutrophication on freshwater fish biodiversity
Freshwater biodiversity has been threatened by eutrophication due to excessive nutrients in the environment. Releasing the freshwater species from such pressures requires efforts from industry and manufacturers to avoid emissions to vulnerable and high-risk regions.
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Linking soil microbial community dynamics to N2O emission after bioenergy residue amendments
Vinasse is a major by-product generated by the sugarcane biofuel industry. It is a source of microbes, nutrients and organic matter and often it is recycled as fertilizer.
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ecosystem services and alternative ways to express the value of biodiversity
Do sustainability values play a role in motivating people to act for biodiversity in successful projects and in successful leadership action? And how could these values be incorporated in current economic valuation methods?
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Bloomington Grove Kickapoo Creek Restoration to Enhance Biodiversity
Does a high quality prairie restoration in an urban/agricultural landscape provide invertebrates necessary for a sustainable ecosystem?
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Breaking the witches' spell: towards steering the soil microbiome for volatile-mediated control of the root parasitic weed Striga
Striga hermonthica, commonly known as witchweed, infests major cereal crops in Sub-Saharan Africa causing severe yield losses and threatening the livelihood of millions of resource poor farmers.
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Digging for data: the rise and fall of a Miocene mammal biodiversity hotspot in the Vallès-Penedès (Catalonia, Spain)
The Vallesian, 11.1-9 Ma, was a special time in the Vallès-Penedes basin near Barcelona, where a biodiversity hotspot existed. Europe had a subtropical climate, with rhinos, forest giraffes, lions, hyenas, flying squirrels and primates.
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Towards an effective biodiversity conservation and governance in the Pontocaspian region
Freshwater and brackish water ecosystems are arguably the most vulnerable ecosystems on earth, due to concentrated human developments in and around them. The Pontocaspian (PC) region located at the border of Europe and Asia contains a variety of brackish water ecosystems and unique inhabitants, known…
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Micro-leven bij biologische en gangbare melkveebedrijven voor het eerst in kaart gebracht
Elk onderdeel van de kringloop op een melkveebedrijf heeft een specifieke bacterie- en schimmelsamenstelling. Dat ontdekten de Leidse postdoc onderzoeker Sofia Gomes en haar begeleiders Nadia Soudzilovskaia en Peter van Bodegom in samenwerking met het Louis Bolk instituut en Naturalis Biodiversity Centre.…
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Een artistieke kijk op verborgen bodemschimmels
Muziek van een composteerbare cello, foto’s en geurtjes van schimmels en een geweven wandkleed. Het zijn een aantal voorbeelden uit Super Organism, het kunstproject van Suzette Bousema waarin je de ondergrondse schimmelwereld met al je zintuigen kunt beleven. Leids milieuwetenschapper Nadia Soudzolovskaia…
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Ook planten hebben wel eens burenruzie
Herstel van de natuur op uitgeputte landbouwgrond en in natuurgebieden verloopt moeizaam. ‘Bodemtransplantatie’ kan mogelijk uitkomst bieden. Dat betoogt Martijn Bezemer, hoogleraar Ecologie van Plant-Microbe-Insect interacties. Oratie op 18 december.
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Global distribution patterns of distinct mycorrhizal types and ecological drivers of these patterns
What are the global relationships between environmental conditions and abundance of distinct types of mycorrhizal fungi in soil and plant roots?
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Species Literacy: The perception and cultural portrayal of animals
In his dissertation Michiel Hooykaas outlines the results of six empirical research projects focused at biodiversity awareness in the Netherlands, specifically people’s knowledge about animals.
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Isabel Siles Asaff
Wiskunde en Natuurwetenschappen
m.i.siles.asaff@cml.leidenuniv.nl | +31 71 527 2727
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Data Centres for Natural Recources and Products
Creating information portals for support of European environmental policy.
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Invertebrate response to management of roadside edges
Does roadside management in the mid-west USA increase invertebrate diversity similar to practices in Europe?
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Wetenschap en missie: Jan Willem Erisman in de Europese Soil Mission Board
Jan Willem Erisman wilde als kind al dingen beter maken. Als hoogleraar Duurzaamheid en Milieu is hij daarom ook buiten de universiteit actief. Hij staat bekend als de stikstofprofessor: in de media, maar ookin de Tweede Kamer legt hij het stikstofprobleem uit. Recent trad hij toe tot de Europese Soil…
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Metagenomics for community ecology; a next generation of eDNA monitoring tool for biomass studies in freshwater environments
How can we quantify the density of species within a community through environmental DNA concentrations?
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Remote sensing-based assessment of functional diversity for polar ecosystems
1: What is the relative importance of alfa and beta biodiversity in polar ecosystems, and how does intraspecific variation influence this? 2: How can we use remote sensing to determine functional biodiversity (within communities) in polar ecosystems? 3: Temporal and spatial scales of functional biodiversity:…
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Plant occurrence in space and time: the importance of land use, habitat structure, and pollination mode
Plant diversity is essential for us and our planet as it sustains the stability of our ecosystems, provides vital materials and food to us and supports many ecosystem services.
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Matter into context: population- and community-level impacts of nanomaterials in freshwater ecosystems
The application of nanomaterials in industrial processes and consumer products provides many societal benefits, but can also lead to the release of nanomaterials into the environment. The work in this dissertation aims to provide insights into the potential environmental impacts that may follow from…
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Invertebrates on the edge
What invertebrates live in the fields and edges? Do the populations change with landscape complexity?
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Bugs and birds and landscape complexity
What invertebrates are available to feed nestlings in an agricultural landscape of varied complexity?
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Sophie Planchenault
Wiskunde en Natuurwetenschappen
s.j.planchenault@cml.leidenuniv.nl | +31 71 527 2727
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Improving vegetation representation in Multi-sensor Earth Observation Products through phenology and trait-based priors
What are the behaviours of plant traits throughout various points in the growing season in a radiative transfer model framework and how well can this knowledge be integrated through data assimilation to provide priors for robust local and global vegetation products and analysis?
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Diversity and distribution of octocorals and scleractinians in the Persian Gulf region
Promotor: E. Gittenberger, Co-promotores: B.W. Hoeksema; L.P. van Ofwegen
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Satellite remote sensing of plant functional diversity
Biodiversity enables ecosystems to thrive through the synergy of functional differences among organisms. While human well-being strongly depends on biodiversity-driven ecosystem services, human actions are also at the root of current unprecedented biodiversity declines.
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Patterns of coral species richness and reef connectivity in Malaysia
Promotor: E. Gittenberger, Co-promotor: B.W. Hoeksema
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is benoemd tot bijzonder hoogleraar Environmental Toxicology and Biodiversity
Dr.ir. Willie Peijnenburg is per 1 september 2009 bij de Faculteit der Wiskunde en Natuurwetenschappen benoemd tot bijzonder hoogleraar Environmental Toxicology and Biodiversity. Het betreft een deeltijdaanstelling. Peijnenburg blijft daarnaast werkzaam bij het Laboratorium voor Ecologische Risico-beoordeling…
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Laura Scherer
Wiskunde en Natuurwetenschappen
l.a.scherer@cml.leidenuniv.nl | +31 71 527 6832