Promotores: Prof.dr. H. van Veen & Prof.dr. W. de Boer (Wageningen University)

Promotores: J.A.van Veen, P.L.G.Klinkhamer. Co-promotor: E.E.Kuramae

Soil is a home for an unbelievable diversity and abundance of microbial life that is essential for supporting life on our planet.

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.

Organic amendments applied to agricultural fields can partially offset our carbon emissions to the atmosphere and improve the resilience of agriculture to the effects of climate change. Driving these benefits, however, are complex and poorly understood interactions between organic amendment properties,…

The soil ecosystem consists of the largest reservoir of biodiversity on Earth.

In this thesis I examine how soil biotic and abiotic characteristics change and interact throughout the course of afforestation and how they subsequently impact tree performance.

In today's volatile market environments, companies must be able to continuously innovate. In this context, innovation does not only refer to the development of new products or business models but often also affects the entire organization, which has to transform its structures, processes, and ways of…

In this thesis, the role of plant-mediated soil legacy effects in shaping aboveground plant-insect interactions was investigated.

Soil biodiversity is of great importance for the maintenance of multifunctionality in terrestrial ecosystems.

In this PhD-thesis several new and existing data science application are described that are particularly focused on applications for tax administrations.

Kunst en vrije tijd, Kunst en vrije tijd

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?

De onderzoeksgroep Corporate Governance en Strategie onderzoekt hoe, met wie en voor wie een onderneming waarde creëert/vastlegt, met als doel de praktijk en beleidsmakers te informeren over kwesties rondom bestuur. De onderzoeksgroep focust zich op het duale karakter van de onderneming. Namelijk als…

Promotor: J.A. van Veen, Co-promotor: E.E. Kuramae

By growing in a soil plants change the biotic and abiotic properties of the soil in which they grow.

Promotor: Prof.dr. B.R. Katzy, Prof.dr. H.J. van den Herik, Prof.dr. G.H. Baltes (University of Applied Sciences Konstanz)

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…

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…

Het bestrijden van agressieve belastingplanning is een grote uitdaging voor overheden die een eerlijk belastingstelsel willen creëren. In deze minor onderzoek je hoe individuen en bedrijven gebruikmaken van juridische mazen in de wet om hun belastingen te minimaliseren, en wat overheden doen, zowel…

Op 13 januari 2022 verdedigde Pie Habimana het proefschrift 'Harmful Tax Competition in the East African Community'. Het promotieonderzoek is begeleid door prof.dr. H. Vording en prof.dr. S.C.W. Douma (UvA).

Donderdag 1 december 2016 is Francisco Sepulveda Ramirez gepromoveerd op zijn proefschrift 'Residence in Tax Treaties'. Zijn promotor was hoogleraar Belastingrecht Frank Engelen.

Dirk Broekhuijsen is op donderdag 16 november 2017 gepromoveerd op zijn proefschrift ‘A multilateral tax treaty: designing an instrument to modernise international tax law’. Zijn promotoren zijn prof. mr. F.A. Engelen en prof. mr. S.C.W. Douma.

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.

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.

Op 10 oktober 2018 verdedigde Richard Resch zijn proefschrift 'The Interpretation of Plurilingual Tax Treaties'. Het promotieonderzoek is begeleid door promotor prof. mr. C. van Raad.

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.

Op 14 december 2016 verzorgde Steven L. Schwarcz, Stanley A. Star Professor of Law & Business aan Duke University School of Law de dertiende Hazelhoff Guest Lecture. Voorafgaand aan deze lezing organiseerde het Hazelhoff Centre for Financial Law een rondetafelgesprek met Professor Schwarcz en personen…

Dr. Irma Mosquera Valderrama onderzoekt in haar ERC-project de rol van de OESO (Organisatie voor Economische Samenwerking en Ontwikkeling) en de EU bij de totstandkoming van internationale fiscale wetgeving en streeft ernaar voorwaarden te scheppen waaronder zowel ontwikkelde landen als ontwikkelingslanden…

Promotors: Prof.dr. G.R. de Snoo, Prof.dr. G.A. Persoon, Prof.dr.ir. H.H. de Iongh

Promotor: Prof.dr. W.J.G.M. Peijnenburg

The rapidly increasing commercial application of metallic nanoparticles within products will inevitably enhance the amount of NPs being released into soil.

Irene Wondergem, Masterstudent Fiscaal Recht aan de Unversiteit Leiden, is uitgeroepen tot BestGraduate Tax 2013.

Op 1 april 2020 verdedigde Ivan Romashchenko zijn proefschrift 'Related Party Transactions and Corporate Groups: When Eastern Europe Meets the West'. Het promotieonderzoek is begeleid door promotoren prof.mr. S.M. Bartman en prof. A. Radwan (Kaunas, Litouwen).

Streptomyces are bacteria abundant in soil that participate in diverse and complex interactions. These bacteria are the main producers of the antibiotics we currently use in the clinic.

Plastics have become an integral part of modern society due to their versatility and durability.

Antibiotic-resistant bacteria pose a major health threat. Addressing this challenge requires among others the development of new antibacterial compounds. The research described in this thesis focuses on discovering novel antibiotics from soil bacteria, specifically Streptomyces and Paenibacillus.Despite…

Plants are colonized by an astounding number of microorganisms that can provide different life-support functions, including nutrient acquisition and protection against (a)biotic stresses like drought or pathogen attack.

Yvonne Erkens, universitair hoofddocent Sociaal recht, was van 4 t/m 11 november te gast bij het FHR Institute for Higher Education te Paramaribo, Suriname.

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…

Op 15 maart 2023 had het GLOBTAXGOV-team van de Rechtenfaculteit een afspraak met het Inter-American Center of Tax Administrations (Inter-Amerikaans Centrum van Belastingdiensten, CIAT) om samenwerkingsmogelijkheden te verkennen, de behoeften van belastingdiensten op het gebied van internationale belastingen…